/* ===== Chat Widget ===== */
.geoflow-chat-btn{position:fixed;right:24px;bottom:24px;width:56px;height:56px;border-radius:50%;background:var(--primary,#004080);color:#fff;border:none;cursor:pointer;box-shadow:0 4px 16px rgba(0,64,128,.35);z-index:9999;display:flex;align-items:center;justify-content:center;transition:transform .2s,box-shadow .2s}
.geoflow-chat-btn:hover{transform:scale(1.08);box-shadow:0 6px 24px rgba(0,64,128,.45)}
.geoflow-chat-btn svg{width:26px;height:26px;fill:currentColor}
.geoflow-chat-window{position:fixed;right:24px;bottom:92px;width:380px;max-width:calc(100vw - 48px);height:520px;max-height:calc(100vh - 120px);border-radius:12px;background:#fff;box-shadow:0 8px 40px rgba(0,0,0,.15);z-index:10000;display:none;flex-direction:column;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans SC',sans-serif}
.geoflow-chat-window.open{display:flex}
.geoflow-chat-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--primary,#004080);color:#fff;flex-shrink:0}
.geoflow-chat-header h3{margin:0;font-size:15px;font-weight:600}
.geoflow-chat-close{background:none;border:none;color:#fff;cursor:pointer;padding:4px;opacity:.8;transition:opacity .2s}
.geoflow-chat-close:hover{opacity:1}
.geoflow-chat-close svg{width:20px;height:20px;fill:currentColor}
.geoflow-chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:#f9fafb}
.geoflow-chat-msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.6;word-break:break-word}
.geoflow-chat-msg.user{align-self:flex-end;background:var(--primary,#004080);color:#fff;border-bottom-right-radius:4px}
.geoflow-chat-msg.assistant{align-self:flex-start;background:#fff;color:var(--text,#1f2937);border:1px solid var(--border,#e5e7eb);border-bottom-left-radius:4px}
.geoflow-chat-msg.assistant.typing::after{content:'●●●';animation:geoflow-dots 1.2s infinite}
@keyframes geoflow-dots{0%,20%{opacity:.2}40%{opacity:1}60%,100%{opacity:.2}}
.geoflow-chat-input-area{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border,#e5e7eb);background:#fff;flex-shrink:0}
.geoflow-chat-input{flex:1;padding:10px 14px;border:1px solid var(--border,#e5e7eb);border-radius:8px;font-size:14px;outline:none;transition:border-color .2s;font-family:inherit}
.geoflow-chat-input:focus{border-color:var(--primary,#004080)}
.geoflow-chat-send{padding:10px 18px;background:var(--primary,#004080);color:#fff;border:none;border-radius:8px;font-size:14px;cursor:pointer;white-space:nowrap;transition:background .2s}
.geoflow-chat-send:hover{background:var(--primary-light,#0066cc)}
.geoflow-chat-send:disabled{opacity:.5;cursor:not-allowed}
@media(max-width:480px){.geoflow-chat-window{right:0;bottom:0;width:100%;height:100%;max-width:100%;max-height:100%;border-radius:0}.geoflow-chat-btn{right:16px;bottom:16px}}