.avc-widget{position:fixed;right:20px;bottom:20px;z-index:999999;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
.avc-fab{background:#111;color:#fff;border:0;border-radius:999px;padding:12px 16px;cursor:pointer;box-shadow:0 10px 30px rgba(0,0,0,.18)}
.avc-panel{position:absolute;right:0;bottom:60px;width:340px;max-width:calc(100vw - 40px);background:#fff;border-radius:16px;box-shadow:0 14px 40px rgba(0,0,0,.18);overflow:hidden;display:none}
.avc-widget.open .avc-panel{display:block}
.avc-header{display:flex;align-items:center;gap:10px;padding:12px 12px;border-bottom:1px solid #eee}
.avc-avatar{width:38px;height:38px;border-radius:50%;background:#e5e7eb}
.avc-title{font-weight:700;font-size:15px;line-height:1.1}
.avc-subtitle{font-size:12px;color:#6b7280;margin-top:2px}
.avc-close{margin-left:auto;border:0;background:transparent;font-size:22px;cursor:pointer;line-height:1}
.avc-body{padding:12px}
.avc-messages{height:240px;overflow:auto;padding:6px;background:#f7f7f8;border-radius:12px}
.avc-msg{max-width:90%;padding:10px 12px;border-radius:12px;margin:8px 0;font-size:13px;line-height:1.35;white-space:normal;word-break:break-word}
.avc-msg.user{margin-left:auto;background:#e8f0ff}
.avc-msg.bot{margin-right:auto;background:#fff;border:1px solid #eee}
.avc-buttons{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.avc-btn{border:1px solid #e5e7eb;background:#fff;padding:8px 10px;border-radius:999px;font-size:12px;cursor:pointer}
.avc-btn.primary{border-color:#2563eb;color:#2563eb}
.avc-input{display:flex;gap:8px;align-items:center}
.avc-text{flex:1;border:1px solid #e5e7eb;border-radius:999px;padding:10px 12px;font-size:13px;outline:none}
.avc-send{width:40px;height:40px;border-radius:50%;border:0;background:#111;color:#fff;cursor:pointer}

/* Call overlay */
.avc-call-overlay{display:none;position:absolute;inset:0;background:rgba(0,0,0,.35);padding:14px}
.avc-call-card{background:#fff;border-radius:16px;padding:14px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.avc-call-title{font-weight:800;font-size:16px;margin-bottom:6px}
.avc-call-sub{font-size:12px;color:#6b7280;margin-bottom:10px}
.avc-call-phone{width:100%;border:1px solid #e5e7eb;border-radius:10px;padding:10px 12px;margin-bottom:10px}
.avc-call-start{background:#111;color:#fff;border:0;border-radius:10px;padding:10px 12px;cursor:pointer;margin-right:8px}
.avc-call-cancel{background:#fff;color:#111;border:1px solid #e5e7eb;border-radius:10px;padding:10px 12px;cursor:pointer}

/* Connecting */
.avc-connecting{display:none;position:absolute;inset:0;background:rgba(255,255,255,.82);backdrop-filter:blur(2px);padding:14px}
.avc-connecting-card{background:#fff;border:1px solid #eee;border-radius:16px;padding:14px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.12)}
.avc-connecting-title{font-weight:800;margin-bottom:8px}
.avc-connecting-dots{display:flex;justify-content:center;gap:6px}
.avc-connecting-dots span{width:8px;height:8px;border-radius:50%;background:#111;opacity:.25;animation:avcDot 1s infinite}
.avc-connecting-dots span:nth-child(2){animation-delay:.2s}
.avc-connecting-dots span:nth-child(3){animation-delay:.4s}
@keyframes avcDot{0%,100%{opacity:.25;transform:translateY(0)}50%{opacity:1;transform:translateY(-3px)}}

.avc-overlay{display:none; position:absolute; inset:0; background:rgba(255,255,255,.7); backdrop-filter: blur(2px); z-index:50; align-items:flex-start; justify-content:center; padding-top:18px;}
.avc-overlay .avc-overlay-box{background:#fff; border-radius:14px; padding:14px 16px; box-shadow:0 10px 30px rgba(0,0,0,.12); min-width:260px; text-align:center;}
.avc-overlay-on .avc-overlay{display:flex;}
.avc-dots{margin-top:10px;}
.avc-dots span{display:inline-block; width:7px; height:7px; border-radius:50%; background:#111; margin:0 4px; opacity:.2; animation: avcDot 1.2s infinite;}
.avc-dots span:nth-child(2){animation-delay:.2s}
.avc-dots span:nth-child(3){animation-delay:.4s}
@keyframes avcDot{0%,100%{opacity:.2}50%{opacity:1}}