.cb-container{background:var(--color-white, #fff);border:1px solid var(--color-line);border-radius:var(--radius-xl, 16px);overflow:hidden;max-width:480px;margin:0 auto;display:flex;flex-direction:column;height:560px}.cb-header{display:flex;align-items:center;gap:10px;padding:14px 18px;background:var(--color-ink);color:var(--color-paper);flex-shrink:0}.cb-header-avatar{width:36px;height:36px;border-radius:50%;background:var(--color-cyan);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.cb-header-info{flex:1;min-width:0}.cb-header-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cb-header-status{font-size:11px;color:var(--color-cyan);display:flex;align-items:center;gap:5px}.cb-header-status-dot{width:6px;height:6px;border-radius:50%;background:var(--color-lime);animation:cbPulse 2s infinite}@keyframes cbPulse{0%,to{opacity:1}50%{opacity:.4}}.cb-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:var(--color-paper);scroll-behavior:smooth}.cb-msg{max-width:82%;animation:cbMsgIn .35s var(--ease, cubic-bezier(.4, 0, .2, 1)) both}@keyframes cbMsgIn{0%{opacity:0;transform:translateY(10px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.cb-msg--bot{align-self:flex-start}.cb-msg--user{align-self:flex-end}.cb-msg-bubble{padding:10px 14px;border-radius:14px;font-size:13px;line-height:1.55}.cb-msg--bot .cb-msg-bubble{background:var(--color-white, #fff);color:var(--color-ink);border:1px solid var(--color-line);border-bottom-left-radius:4px}.cb-msg--user .cb-msg-bubble{background:var(--color-blue);color:var(--color-white, #fff);border-bottom-right-radius:4px}.cb-msg-badge{display:inline-flex;align-items:center;gap:4px;margin-top:6px;padding:2px 8px;font-size:10px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;border-radius:4px;background:var(--color-surface);color:var(--color-muted)}.cb-msg-confidence{display:inline-flex;align-items:center;gap:3px;margin-top:6px;margin-left:6px;padding:2px 8px;font-size:10px;font-weight:700;border-radius:4px;background:var(--color-lime);color:var(--color-ink)}.cb-welcome{text-align:center;padding:8px 12px;font-size:13px;color:var(--color-muted);line-height:1.5}.cb-typing{display:flex;gap:4px;padding:12px 16px;background:var(--color-white, #fff);border:1px solid var(--color-line);border-radius:14px 14px 14px 4px;align-self:flex-start;width:60px}.cb-typing-dot{width:8px;height:8px;border-radius:50%;background:#999;animation:cbTypingBounce 1.4s infinite}.cb-typing-dot:nth-child(2){animation-delay:.2s}.cb-typing-dot:nth-child(3){animation-delay:.4s}@keyframes cbTypingBounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}.cb-chips{display:flex;flex-wrap:wrap;gap:6px;padding:4px 0 8px;align-self:flex-start;max-width:100%}.cb-chip{display:inline-flex;align-items:center;padding:6px 12px;font-size:12px;font-weight:500;color:var(--color-blue);background:var(--color-white, #fff);border:1px solid var(--color-blue);border-radius:20px;cursor:pointer;transition:all .2s var(--ease, cubic-bezier(.4, 0, .2, 1));white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}.cb-chip:hover{background:var(--color-blue);color:var(--color-white, #fff);transform:translateY(-1px);box-shadow:var(--shadow-sm, 0 1px 3px rgba(16, 45, 55, .08))}.cb-chip:active{transform:scale(.97)}.cb-wa-btn{display:inline-flex;align-items:center;gap:6px;margin-top:8px;padding:8px 14px;font-size:12px;font-weight:600;color:var(--color-white, #fff);background:#25d366;border:none;border-radius:8px;cursor:pointer;text-decoration:none;transition:all .2s}.cb-wa-btn:hover{opacity:.9;transform:translateY(-1px)}.cb-summary{padding:10px 16px;background:linear-gradient(135deg,var(--color-ink),var(--color-blue));color:var(--color-white, #fff);font-size:12px;font-weight:600;text-align:center;animation:cbMsgIn .4s var(--ease, cubic-bezier(.4, 0, .2, 1)) both;flex-shrink:0}.cb-summary-pct{color:var(--color-lime);font-weight:800}.cb-footer{flex-shrink:0;border-top:1px solid var(--color-line);background:var(--color-white, #fff)}.cb-stats{display:flex;align-items:center;justify-content:center;gap:6px;padding:6px 16px;font-size:11px;font-weight:600;color:var(--color-muted);background:var(--color-surface);letter-spacing:.3px}.cb-stats-count{color:var(--color-blue);font-weight:700}.cb-input-row{display:flex;align-items:center;gap:8px;padding:10px 14px}.cb-input{flex:1;padding:10px 14px;font-size:14px;color:var(--color-ink);background:var(--color-paper);border:1px solid var(--color-line);border-radius:24px;outline:none;transition:border-color .2s}.cb-input:focus{border-color:var(--color-blue)}.cb-input::placeholder{color:var(--color-muted)}.cb-send-btn{width:40px;height:40px;border-radius:50%;background:var(--color-blue);color:var(--color-white, #fff);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;transition:all .2s}.cb-send-btn:hover{background:var(--color-cyan);transform:scale(1.05)}.cb-send-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}@media(max-width:480px){.cb-container{border-radius:12px;height:500px;max-width:100%}.cb-header{padding:12px 14px}.cb-header-title{font-size:13px}.cb-messages{padding:12px;gap:10px}.cb-msg-bubble{font-size:12px;padding:8px 12px}.cb-chip{font-size:11px;padding:5px 10px}.cb-input{font-size:13px;padding:8px 12px}}