.chat-fab{background:var(--forest-dark,#1a3a2a);color:#fff;cursor:pointer;z-index:9998;border:none;border-radius:50%;justify-content:center;align-items:center;width:58px;height:58px;transition:transform .2s,background .2s;display:flex;position:fixed;bottom:20px;right:20px;box-shadow:0 8px 24px #00000040}.chat-fab:hover{transform:translateY(-2px)}.chat-fab.is-open{background:var(--grass,#2d7a3e)}.chat-panel{z-index:9998;background:#fff;border:1px solid #0000000f;border-radius:16px;flex-direction:column;width:360px;max-width:calc(100vw - 32px);height:520px;max-height:calc(100vh - 120px);display:flex;position:fixed;bottom:90px;right:20px;overflow:hidden;box-shadow:0 20px 50px #00000040}.chat-header{background:var(--forest-dark,#1a3a2a);color:#fff;justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.chat-header-title{flex-direction:column;line-height:1.2;display:flex}.chat-header-title strong{font-size:.98rem}.chat-header-title span{opacity:.8;font-size:.78rem}.chat-close{color:#fff;cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px}.chat-close:hover{background:#ffffff26}.chat-body{background:#f7f8f5;flex-direction:column;flex:1;gap:8px;padding:14px;display:flex;overflow-y:auto}.chat-msg{display:flex}.chat-msg-user{justify-content:flex-end}.chat-msg-assistant{justify-content:flex-start}.chat-bubble{white-space:pre-wrap;word-wrap:break-word;border-radius:14px;max-width:82%;padding:9px 13px;font-size:.92rem;line-height:1.4}.chat-msg-user .chat-bubble{background:var(--grass,#2d7a3e);color:#fff;border-bottom-right-radius:4px}.chat-msg-assistant .chat-bubble{color:#1a1a1a;background:#fff;border:1px solid #0000000f;border-bottom-left-radius:4px}.chat-typing{gap:4px;padding:12px 14px;display:inline-flex}.chat-typing span{background:#999;border-radius:50%;width:6px;height:6px;animation:1.2s ease-in-out infinite chat-blink}.chat-typing span:nth-child(2){animation-delay:.2s}.chat-typing span:nth-child(3){animation-delay:.4s}@keyframes chat-blink{0%,80%,to{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}.chat-error{color:#900;background:#fee;border-radius:8px;padding:8px 12px;font-size:.85rem}.chat-input-row{background:#fff;border-top:1px solid #00000014;align-items:flex-end;gap:8px;padding:10px;display:flex}.chat-input{resize:none;font:inherit;border:1px solid #0000001f;border-radius:10px;outline:none;flex:1;max-height:100px;padding:9px 12px;font-size:.92rem}.chat-input:focus{border-color:var(--grass,#2d7a3e)}.chat-send{background:var(--forest-dark,#1a3a2a);color:#fff;cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.chat-send:disabled{opacity:.5;cursor:not-allowed}@media (width<=500px){.chat-panel{width:auto;height:calc(100vh - 110px);bottom:82px;left:12px;right:12px}.chat-fab{bottom:14px;right:14px}}