/* 番茄钟容器 - 特殊命名避免冲突 */
            .pomodoro-zenith-wrapper {
                width: 100%;
                margin: 0 auto;
                font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            }
            
            /* 时间设置区域 */
            .chrono-config-nexus {
                display: flex;
                justify-content: center;
                gap: 30px;
                margin-bottom: 40px;
                flex-wrap: wrap;
            }
            
            .tempus-input-cell {
                display: flex;
                flex-direction: column;
                align-items: center;
                min-width: 120px;
            }
            
            .tempus-label {
                font-size: 14px;
                color: #666;
                margin-bottom: 8px;
                text-transform: uppercase;
                letter-spacing: 1px;
            }
            
            .chrono-input-field {
                width: 100px;
                padding: 10px 15px;
                border: 1px solid #e0e0e0;
                border-radius: 8px;
                text-align: center;
                font-size: 18px;
                font-weight: 500;
                transition: border-color 0.3s;
                background: #fafafa;
            }
            
            .chrono-input-field:focus {
                outline: none;
                border-color: #4a90e2;
                background: #fff;
            }
            
            /* 圆形计时器容器 */
            .circletimer-orb-container {
                position: relative;
                width: 300px;
                height: 300px;
                margin: 0 auto 40px;
            }
            
            .circletimer-svg-track {
                transform: rotate(-90deg);
                width: 100%;
                height: 100%;
            }
            
            .circletimer-back-circle {
                fill: none;
                stroke: #f0f0f0;
                stroke-width: 6;
            }
            
            .circletimer-progress-circle {
                fill: none;
                stroke-width: 6;
                stroke-linecap: round;
                stroke-dasharray: 879.2;
                stroke-dashoffset: 0;
                transition: stroke-dashoffset 1s linear, stroke 0.3s ease;
            }
            
            .circletimer-work-progress {
                stroke: #4a90e2;
            }
            
            .circletimer-break-progress {
                stroke: #34c759;
            }
            
            .circletimer-time-display {
                position: absolute;
                top: 50%;
                left: 50%;
                transform: translate(-50%, -50%);
                text-align: center;
            }
            
            .circletimer-minutes {
                font-size: 48px;
                font-weight: 700;
                line-height: 1;
            }
            
            .work-time-color {
                color: #4a90e2;
            }
            
            .break-time-color {
                color: #34c759;
            }
            
            .circletimer-seconds {
                font-size: 20px;
                color: #666;
                margin-left: 2px;
            }
            
            .circletimer-status {
                font-size: 16px;
                margin-top: 8px;
                text-transform: uppercase;
                letter-spacing: 1px;
            }
            
            .work-status-color {
                color: #4a90e2;
            }
            
            .break-status-color {
                color: #34c759;
            }
            
            /* 计数区域 */
            .pomodoro-stats-nexus {
                text-align: center;
                margin-bottom: 30px;
            }
            
            .quantum-counter {
                font-size: 18px;
                color: #555;
                margin-bottom: 20px;
            }
            
            .quantum-counter-value {
                font-size: 24px;
                font-weight: 700;
                color: #4a90e2;
                margin-left: 8px;
            }
            
            /* 按钮区域 */
            .chrono-controls-matrix {
                display: flex;
                justify-content: center;
                gap: 20px;
                margin-top: 30px;
            }
            
            .chrono-btn-base {
                padding: 12px 28px;
                border: none;
                border-radius: 8px;
                font-size: 16px;
                font-weight: 600;
                cursor: pointer;
                transition: all 0.3s;
                min-width: 140px;
                text-transform: uppercase;
                letter-spacing: 0.5px;
            }
            
            .chrono-btn-work {
                background: #4a90e2;
                color: white;
            }
            
            .chrono-btn-work:hover:not(:disabled) {
                background: #3a7bc8;
                transform: translateY(-2px);
                box-shadow: 0 4px 12px rgba(74, 144, 226, 0.2);
            }
            
            .chrono-btn-break {
                background: #34c759;
                color: white;
            }
            
            .chrono-btn-break:hover:not(:disabled) {
                background: #2db34d;
                transform: translateY(-2px);
                box-shadow: 0 4px 12px rgba(52, 199, 89, 0.2);
            }
            
            .chrono-btn-pause {
                background: #ff9500;
                color: white;
            }
            
            .chrono-btn-pause:hover:not(:disabled) {
                background: #e68600;
                transform: translateY(-2px);
                box-shadow: 0 4px 12px rgba(255, 149, 0, 0.2);
            }
            
            .chrono-btn-stop {
                background: #ff3b30;
                color: white;
            }
            
            .chrono-btn-stop:hover:not(:disabled) {
                background: #e5352b;
                transform: translateY(-2px);
                box-shadow: 0 4px 12px rgba(255, 59, 48, 0.2);
            }
            
            .chrono-btn-base:disabled {
                opacity: 0.5;
                cursor: not-allowed;
                transform: none !important;
                box-shadow: none !important;
            }
            
            /* 相关知识区域 */
            .pomodoro-knowledge-nexus {
                margin-top: 60px;
                padding: 30px;
                background: #f8f9fa;
                border-radius: 12px;
                border-left: 4px solid #4a90e2;
            }
            
            .knowledge-title {
                font-size: 20px;
                color: #333;
                margin-bottom: 20px;
                font-weight: 600;
                display: flex;
                align-items: center;
                gap: 10px;
            }
            
            .knowledge-title::before {
                content: "💡";
                font-size: 18px;
            }
            
            .knowledge-content {
                line-height: 1.8;
                color: #555;
            }
            
            .knowledge-tips {
                margin-top: 25px;
                padding: 20px;
                background: white;
                border-radius: 8px;
                border: 1px solid #e9ecef;
            }
            
            .knowledge-tips h4 {
                color: #4a90e2;
                margin-bottom: 12px;
                font-size: 16px;
                display: flex;
                align-items: center;
                gap: 8px;
            }
            
            .knowledge-tips h4::before {
                content: "✨";
            }
            
            .knowledge-tips ul {
                padding-left: 20px;
                margin: 0;
            }
            
            .knowledge-tips li {
                margin-bottom: 8px;
                color: #666;
            }
            
            .knowledge-note {
                margin-top: 20px;
                padding: 15px;
                background: #fff8e6;
                border-radius: 8px;
                border-left: 3px solid #ffc107;
                font-size: 14px;
                color: #856404;
            }
            
            .knowledge-note strong {
                color: #664d03;
            }
            
            /* 响应式调整 */
            @media (max-width: 768px) {
                .circletimer-orb-container {
                    width: 250px;
                    height: 250px;
                }
                
                .circletimer-minutes {
                    font-size: 40px;
                }
                
                .chrono-controls-matrix {
                    flex-direction: column;
                    align-items: center;
                }
                
                .chrono-btn-base {
                    width: 200px;
                }
                
                .pomodoro-knowledge-nexus {
                    padding: 20px;
                    margin-top: 40px;
                }
            }