.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #e8e8e8;z-index:1000;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -2px 8px #0000001a}.bottom-nav-container{display:flex;justify-content:space-around;align-items:center;height:var(--bottom-nav-height);max-width:100%;padding:0 8px}.bottom-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;height:100%;border:none;background:none;cursor:pointer;transition:all .2s;color:#8c8c8c;min-width:0;padding:4px 8px}.bottom-nav-item:hover,.bottom-nav-item.active{color:#1890ff}.bottom-nav-item.active:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:40px;height:3px;background:#1890ff;border-radius:0 0 3px 3px}.bottom-nav-item.accent{color:#1890ff}.bottom-nav-icon{font-size:22px;margin-bottom:2px;display:flex;align-items:center;justify-content:center}.bottom-nav-accent-icon{width:40px;height:40px;border-radius:50%;background:#ff4d4f;color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;letter-spacing:.5px;box-shadow:0 2px 8px #ff4d4f4d}.bottom-nav-label{font-size:10px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.bottom-nav-item.accent .bottom-nav-label{font-weight:600;color:#ff4d4f}.bottom-nav-sos-text{font-size:14px;font-weight:700}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f0f2f5;--bottom-nav-height: 64px;--footer-height: 56px}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}#root{min-height:100vh}.page-container{max-width:1200px;margin:0 auto;padding:24px;padding-bottom:calc(var(--bottom-nav-height) + var(--footer-height) + 24px + env(safe-area-inset-bottom))}@media (max-width: 768px){.page-container{padding:16px;padding-bottom:calc(var(--bottom-nav-height) + var(--footer-height) + 16px + env(safe-area-inset-bottom))}}.chat-page{height:calc(100dvh - 120px)}.chat-card{height:calc(100dvh - 220px);display:flex;flex-direction:column}.chat-card .ant-card-body{display:flex;flex-direction:column;height:100%;min-height:0}.chat-messages{flex:1;min-height:0;overflow-y:auto;margin-bottom:12px;padding-right:4px}.chat-input{width:100%;position:sticky;bottom:calc(var(--bottom-nav-height) + var(--footer-height) + env(safe-area-inset-bottom));background:#fff;padding-bottom:8px}.app-footer{position:fixed;left:0;right:0;bottom:var(--bottom-nav-height);height:var(--footer-height);background:#fff;border-top:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:6px 12px;z-index:999}.app-footer-links{display:flex;gap:12px;overflow-x:auto;white-space:nowrap}.app-footer-link{background:none;border:none;color:#1677ff;font-size:12px;cursor:pointer;padding:0;text-decoration:none}.app-footer-link:hover{text-decoration:underline}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#888;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#555}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.fade-in{animation:fadeIn .3s ease-in}.card{background:#fff;border-radius:8px;padding:16px;box-shadow:0 1px 3px #0000001a;margin-bottom:16px}.card:hover{box-shadow:0 4px 12px #00000026;transition:box-shadow .3s ease}.urgent-badge{background-color:#ff4d4f;color:#fff;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:500}.avatar-placeholder{background-color:#1890ff;color:#fff;display:flex;align-items:center;justify-center;font-weight:500}.empty-state{text-align:center;padding:48px 24px;color:#8c8c8c}.empty-state-icon{font-size:64px;margin-bottom:16px}.empty-state-text{font-size:16px;margin-bottom:24px}.loading-container{display:flex;justify-content:center;align-items:center;min-height:200px}.list-item:last-child{margin-bottom:0}