.chat-fab{position:fixed;left:22px;bottom:22px;z-index:55;display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:999px;border:1px solid var(--line);background:var(--ink);color:#fff;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 8px 24px rgba(20,30,30,.22)}.chat-fab:hover{opacity:.92}.chat-panel{position:fixed;top:0;left:0;height:100dvh;width:min(430px,96vw);z-index:55;display:flex;flex-direction:column;background:var(--card);border-right:1px solid var(--line);box-shadow:12px 0 40px rgba(20,30,30,.14);animation:chat-slide-in .24s cubic-bezier(.4,0,.2,1)}@keyframes chat-slide-in{0%{transform:translateX(-100%)}to{transform:translateX(0)}}html.chat-open body{padding-left:min(430px,96vw)}@media (max-width:900px){html.chat-open body{padding-left:0}}.chat-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line-soft);flex-shrink:0}.chat-head .title{font-weight:700;font-size:14px;color:var(--ink)}.chat-head .sub{font-size:12px;color:var(--ink-faint)}.chat-head .chat-x{margin-left:auto;border:none;background:none;font-size:15px;color:var(--ink-soft);cursor:pointer}.chat-msgs{flex:1 1;overflow-y:auto;padding:14px 16px;display:flex;flex-direction:column;gap:12px}.cmsg{max-width:92%;font-size:13.5px;line-height:1.5}.cmsg.user{align-self:flex-end;background:var(--sim-bg);color:var(--ink);padding:8px 12px;border-radius:12px 12px 3px 12px}.cmsg.assistant{align-self:stretch;color:var(--ink)}.cmsg .cmsg-text{white-space:pre-wrap;overflow-wrap:anywhere}.cmsg .cmsg-text+.cmsg-text{margin-top:6px}.ctool{display:inline-flex;align-items:center;gap:6px;margin:3px 6px 3px 0;padding:2px 9px;border-radius:999px;font-size:11.5px;background:var(--na-bg);color:var(--na-ink);border:1px solid var(--line-soft)}.ctool.running{color:var(--mid-ink);background:var(--mid-bg)}.ctool.acted{color:var(--sim);background:var(--sim-bg)}.chat-hint{font-size:12px;color:var(--ink-faint);padding:4px 0}.chat-err{font-size:12.5px;color:var(--lo-ink);background:var(--lo-bg);padding:8px 10px;border-radius:8px}.chat-suggestions{display:flex;flex-direction:column;gap:8px;margin-top:10px}.chat-suggestions button{text-align:left;font-size:12.5px;padding:8px 11px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink-soft);cursor:pointer}.chat-suggestions button:hover{border-color:var(--ink-faint)}.chat-input{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line-soft);flex-shrink:0}.chat-input textarea{flex:1 1;resize:none;font:inherit;font-size:13.5px;padding:9px 11px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink);min-height:40px;max-height:140px}.chat-input textarea:focus{outline:2px solid var(--sim);outline-offset:-1px}.chat-input button{align-self:flex-end;padding:9px 14px;border-radius:10px;border:none;background:var(--ink);color:#fff;font-size:13px;font-weight:600;cursor:pointer}.chat-input button:disabled{opacity:.45;cursor:default}