#acw-root{position:fixed;z-index:9999}
#acw-launcher{width:64px;height:64px;border-radius:999px;border:0;background:var(--acw-launcher-bg);box-shadow:0 10px 24px rgba(0,0,0,.18);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s ease;position:relative}
#acw-launcher img{width:28px;height:28px;border-radius:999px}
#acw-launcher.open::after{content:"×";color:#fff;font-size:26px;line-height:1;position:absolute}
#acw-launcher.open img{display:none}
button#acw-launcher picture{display:flex}
#acw-greeting{position:absolute;right:10px;bottom:76px;background:var(--acw-primary);color:#fff;padding:10px 14px;border-radius:16px 16px 16px 6px;box-shadow:0 10px 24px rgba(0,0,0,.12);font:600 14px/1.3 system-ui;white-space:nowrap}
#acw-panel{position:absolute;right:0;bottom:84px;width:420px;max-width:96vw;background:var(--acw-panel-bg);border-radius:10px;box-shadow:0 20px 40px rgba(0,0,0,.18);overflow:hidden}
#acw-panel.acw-full{width:min(720px,96vw);height:80vh}
.acw-header{height:52px;background:var(--acw-primary);color:var(--acw-header-text);display:flex;align-items:center;justify-content:space-between;padding:0 12px}
.acw-title{font:700 14px system-ui}
.acw-actions{display:flex;gap:6px}
.acw-icon{background:transparent;border:0;color:var(--acw-header-text);font-size:16px;cursor:pointer}
.acw-log{height:360px;overflow:auto;padding:14px 12px}
#acw-panel.acw-full .acw-log{height:calc(100% - 156px)}
.acw-day{font:600 12px system-ui;opacity:.7;text-align:center;margin:8px 0 12px 0}
.acw-clearbar{background:#eef1f5;padding:6px 12px;border-top:1px solid rgba(0,0,0,.05)}
.acw-clear{background:transparent;border:0;color:#222;font:500 12px/1 system-ui;cursor:pointer;text-decoration:underline}
.acw-row{position:relative;display:flex;gap:8px;margin:8px 0;align-items:flex-end}
.acw-row.you{flex-direction:row-reverse}
.acw-avatar{width:28px;height:28px;border-radius:999px;background:var(--acw-avatar-left);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.acw-row.you .acw-avatar{background:var(--acw-avatar-right)}
.acw-avatar img{width:20px;height:20px}
.acw-msg{max-width:78%;padding:12px 16px;border-radius:18px;font:600 14px/1.3 system-ui;white-space:pre-wrap;box-shadow:0 4px 10px rgba(0,0,0,.08)}
.acw-msg.a{background:var(--acw-agent-bubble);color:#fff;border-bottom-left-radius:6px}
.acw-row.you .acw-msg.u{background:var(--acw-user-bubble);color:#fff;border-bottom-right-radius:6px}
.acw-readcheck{width:16px;height:16px;border-radius:50%;background:#1cc64b;display:inline-block}
.acw-readcheck::after{content:"";position:absolute;left:4px;top:3px;width:6px;height:9px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg)}
.acw-row.you .acw-avatar .acw-readcheck{position:absolute;}
.acw-time{font:12px system-ui;opacity:.55;margin:4px 6px}
.acw-time.right{text-align:right}
.acw-inputbar{display:flex;gap:8px;align-items:center;background:#eef1f5;padding:12px}
.acw-input{flex:1;background:#fff;border:2px solid #111;border-radius:999px;padding:12px 16px;font:14px system-ui;outline:none}
.acw-send{height:40px;min-width:64px;border-radius:999px;border:0;background:var(--acw-primary);color:#fff;font-weight:700;cursor:pointer}
.acw-typing{display:flex;justify-content:flex-start;margin:4px 8px}
.acw-typing .acw-ring{width:16px;height:16px;border-radius:50%;border:2px solid rgba(0,0,0,.08);border-top-color:var(--acw-loader);animation:acwspin .8s linear infinite;margin-left:auto}
#acw-panel.acw-embedded{position:relative;right:auto;bottom:auto;width:100%;max-width:100%;height:auto;border-radius:12px;box-shadow:none;}
#acw-panel.acw-embedded .acw-log{height:420px;}
@keyframes acwspin{to{transform:rotate(360deg)}}