.container{background:#fff;border-radius:20px;padding:30px;max-width:500px;width:100%;box-shadow:0 20px 60px #0000004d}.home-view{text-align:center}.home-view h1{color:#333;margin-bottom:30px;font-size:28px}.tool-grid{display:flex;flex-direction:column;gap:15px}.tool-btn{padding:20px 30px;border:none;border-radius:15px;font-size:18px;font-weight:700;cursor:pointer;transition:all .3s ease;background:linear-gradient(135deg,#4facfe,#00f2fe);color:#fff;display:flex;align-items:center;justify-content:center;gap:10px;text-decoration:none}.tool-btn:hover{transform:translateY(-3px);box-shadow:0 10px 30px #4facfe66}.tool-btn:active{transform:translateY(0)}.back-btn{background:#f0f0f0;border:none;padding:10px 20px;border-radius:10px;cursor:pointer;font-size:14px;margin-bottom:20px;transition:all .3s ease;display:flex;align-items:center;gap:5px;color:#333;text-decoration:none}.back-btn:hover{background:#e0e0e0}h1{text-align:center;color:#333;margin-bottom:20px;font-size:24px}.date-display{text-align:center;color:#666;margin-bottom:20px;font-size:14px}.progress-container{display:flex;justify-content:center;margin-bottom:30px;position:relative}.progress-ring{width:200px;height:200px}.progress-ring__circle{transition:stroke-dashoffset .5s ease;transform:rotate(-90deg);transform-origin:50% 50%}.progress-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.progress-value{font-size:36px;font-weight:700;color:#333}.progress-unit{font-size:14px;color:#666}.progress-goal{font-size:12px;color:#999;margin-top:5px}.buttons{display:flex;gap:15px;margin-bottom:20px}.btn{flex:1;padding:15px;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s ease;color:#fff}.btn-100{background:linear-gradient(135deg,#4facfe,#00f2fe)}.btn-550{background:linear-gradient(135deg,#43e97b,#38f9d7)}.btn:hover{transform:translateY(-2px);box-shadow:0 5px 20px #0003}.btn:active{transform:translateY(0)}.input-section{display:flex;gap:10px;margin-bottom:25px}.input-section input{flex:1;padding:12px 15px;border:2px solid #e0e0e0;border-radius:10px;font-size:14px;transition:border-color .3s ease}.input-section input:focus{outline:none;border-color:#667eea}.input-section button{padding:12px 20px;background:#667eea;color:#fff;border:none;border-radius:10px;cursor:pointer;font-weight:700;transition:background .3s ease}.input-section button:hover{background:#5568d3}.status-indicator{text-align:center;margin-bottom:15px;font-size:12px;padding:8px;border-radius:8px;background:#f5f5f5}.status-indicator.connected{background:#d4edda;color:#155724}.status-indicator.disconnected{background:#fff3cd;color:#856404}.status-indicator.error{background:#f8d7da;color:#721c24}.status-indicator.loading{background:#e2e3e5;color:#383d41}.records-section{margin-bottom:25px}.records-title{font-size:14px;color:#666;margin-bottom:10px}.records-list{max-height:150px;overflow-y:auto;border:1px solid #e0e0e0;border-radius:10px}.record-item{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;border-bottom:1px solid #f0f0f0}.record-item:last-child{border-bottom:none}.record-time{font-size:13px;color:#666}.record-amount{font-weight:700;color:#4facfe}.delete-btn{background:#ff6b6b;color:#fff;border:none;border-radius:5px;padding:4px 10px;cursor:pointer;font-size:12px;margin-left:10px;transition:background .3s ease}.delete-btn:hover{background:#ee5a5a}.chart-section{margin-top:25px;padding-top:25px;border-top:1px solid #e0e0e0}.chart-title{font-size:14px;color:#666;margin-bottom:15px;text-align:center}.chart-container{width:100%;height:200px}.empty-records{text-align:center;padding:30px;color:#999;font-size:14px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#f5f5f5;min-height:100vh}#root{display:flex;justify-content:center;align-items:flex-start;padding:20px;min-height:100vh}