.sl-widget{--sl-primary:#0057ff;--sl-radius:12px;--sl-shadow:0 4px 24px rgba(0,0,0,.15);position:fixed;bottom:24px;right:24px;z-index:9999;font-family:system-ui,sans-serif;font-size:14px}.sl-fab{width:52px;height:52px;border-radius:50%;background:var(--sl-primary);color:#fff;border:none;cursor:pointer;font-size:22px;box-shadow:var(--sl-shadow);display:flex;align-items:center;justify-content:center;margin-left:auto}.sl-fab:hover{filter:brightness(1.1)}.sl-panel{width:360px;height:520px;background:#fff;border-radius:var(--sl-radius);box-shadow:var(--sl-shadow);display:flex;flex-direction:column;margin-bottom:12px;overflow:hidden}.sl-header{background:var(--sl-primary);color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:600}.sl-close{background:none;border:none;color:#fff;cursor:pointer;font-size:16px;line-height:1}.sl-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}.sl-empty{color:#888;text-align:center;margin:auto}.sl-message{display:flex}.sl-message--user{justify-content:flex-end}.sl-message--assistant{justify-content:flex-start}.sl-bubble{max-width:80%;padding:8px 12px;border-radius:16px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.sl-message--user .sl-bubble{background:var(--sl-primary);color:#fff;border-bottom-right-radius:4px}.sl-message--assistant .sl-bubble{background:#f0f0f0;color:#111;border-bottom-left-radius:4px}.sl-cursor{display:inline-block;width:2px;height:1em;background:currentColor;margin-left:2px;vertical-align:text-bottom;animation:sl-blink .7s steps(1) infinite}@keyframes sl-blink{50%{opacity:0}}.sl-leadform{padding:12px 16px;border-top:1px solid #eee;display:flex;flex-direction:column;gap:8px}.sl-leadform-title{font-weight:600;margin:0 0 2px;font-size:13px;color:#333}.sl-leadform-error{color:#c00;font-size:12px;margin:0}.sl-leadform-actions{display:flex;justify-content:space-between;align-items:center;margin-top:2px}.sl-leadform-skip{background:none;border:none;color:#888;font-size:12px;cursor:pointer;padding:0}.sl-leadform-skip:hover{color:#333}.sl-leadform-submit{width:auto;padding:0 16px;border-radius:20px}.sl-inputbar{display:flex;padding:10px 12px;border-top:1px solid #eee;gap:8px}.sl-input{flex:1;padding:8px 12px;border:1px solid #ddd;border-radius:20px;outline:none;font-size:14px}.sl-input:focus{border-color:var(--sl-primary)}.sl-send{background:var(--sl-primary);color:#fff;border:none;border-radius:50%;width:36px;height:36px;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center}.sl-send:disabled{opacity:.5;cursor:not-allowed}