:root{--bg-0:#ffffff;--bubble-out:#000000;--bubble-out-text:#ffffff;--fg-0:#000000;--fg-dim:#555555;font-family:Inter,system-ui,sans-serif}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg-0);color:var(--fg-0)}.widget-shell{position:fixed;bottom:1.5rem;right:1.5rem;width:360px;height:480px;display:flex;flex-direction:column;border:1px solid #000;border-radius:16px;overflow:hidden;background:var(--bg-0);box-shadow:0 8px 26px #00000059;z-index:1000}.chat-header{height:48px;display:flex;align-items:center;justify-content:center;position:relative;background:var(--bubble-out);color:#fff;font-weight:600;font-size:15px;letter-spacing:.3px}.chat-close{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:#fff;font-size:0;cursor:pointer}.chat-close:before{content:"-";font-size:26px;line-height:1}.chat-log{flex:1;overflow-y:auto;padding:1rem .95rem;font-size:.92rem;white-space:pre-wrap;background:var(--bg-0)}.msg{display:inline-block;max-width:78%;padding:.55rem .8rem;border-radius:8px;background:var(--bg-0);color:var(--fg-0);margin-bottom:8px;line-height:1.35}.msg.me{background:var(--bubble-out);color:var(--bubble-out-text);margin-left:auto}.ts{font-size:.72rem;color:var(--fg-dim);margin:-4px 0 10px}.msg.me+.ts{text-align:right}.msg.typing{display:inline-flex;align-items:flex-end;gap:4px;background:var(--bg-0);padding:.55rem .7rem}.msg.typing span{width:6px;height:6px;border-radius:50%;background:#999;animation:typing-bounce 1s infinite ease-in-out}.msg.typing span:nth-child(2){animation-delay:.15s}.msg.typing span:nth-child(3){animation-delay:.3s}@keyframes typing-bounce{0%,80%,to{transform:translateY(0)}40%{transform:translateY(-6px)}}.chat-form{padding:10px;border-top:1px solid #000}.chat-input{width:100%;padding:.65rem .85rem;border-radius:10px;font-size:.9rem;border:1px solid #000;background:#fff;color:var(--fg-0)}.chat-input:focus{outline:none;border-color:var(--bubble-out)}.chat-launcher{position:fixed;bottom:1.5rem;right:1.5rem;width:58px;height:58px;border:none;border-radius:50%;background:var(--bubble-out);display:grid;place-content:center;box-shadow:0 6px 18px #00000059;cursor:pointer;transition:transform .2s ease;z-index:999}.chat-launcher svg{width:26px;height:26px;fill:#fff}.chat-launcher:hover{transform:scale(1.08)}@media (max-width:420px){.widget-shell{width:calc(100vw - 2rem);height:calc(100vh - 7rem)}.chat-launcher{right:1rem;bottom:1rem}}