.sleep-calculator-wrapper{max-width:800px;margin:0 auto;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;line-height:1.5;color:#333;background-color:#fff;border-radius:8px;box-shadow:0 2px 10px rgb(0 0 0 / .1);padding:24px}.sleep-instructions{margin-bottom:24px;background-color:#f9f9f9;padding:20px;border-radius:6px}.sleep-header{font-size:24px;margin-top:0;margin-bottom:16px;color:#2c3e50}.sleep-intro{color:#5d6975}.sleep-prompt{font-style:italic;color:#6c757d;margin-top:12px}.sleep-form{margin-bottom:24px}.sleep-row{display:flex;flex-wrap:wrap;margin-bottom:16px;padding:8px 0;border-bottom:1px solid #eaeaea}.sleep-question{position:relative;flex:0 0 65%;padding-right:16px;display:flex;align-items:baseline}.sleep-question label{font-size:16px;margin-right:8px}.sleep-tooltip{display:inline-flex;align-items:center;justify-content:center;flex:0 0 20px;min-width:20px;width:20px;height:20px;border-radius:50%;background-color:#4682B4;color:#fff;font-size:12px;cursor:default;position:relative;margin-left:8px;font-weight:700}.tooltip-popup{position:absolute;left:30px;top:50%;transform:translateY(-50%);width:250px;background-color:#333;color:#fff;padding:8px 12px;border-radius:4px;font-size:14px;z-index:100;box-shadow:0 2px 10px rgb(0 0 0 / .2);opacity:0;transition:opacity 0.2s;pointer-events:none}.tooltip-popup:before{content:'';position:absolute;left:-6px;top:50%;transform:translateY(-50%);border-width:6px 6px 6px 0;border-style:solid;border-color:#fff0 #333 #fff0 #fff0}.tooltip-popup.position-left{left:auto;right:100%;margin-right:10px}.tooltip-popup.position-left:before{left:auto;right:-6px;border-width:6px 0 6px 6px;border-color:#fff0 #fff0 #fff0 #333}.tooltip-popup.show{opacity:1}.sleep-answer{flex:1;display:flex;align-items:center}.sleep-answer input{width:130px;padding:8px 12px;border:1px solid #ccc;border-radius:4px;font-size:16px;transition:border-color 0.2s}.sleep-answer input:focus{border-color:#4682B4;outline:none;box-shadow:0 0 0 2px rgb(70 130 180 / .25)}.sleep-answer input[type="number"]{width:80px}.sleep-action-row{display:flex;justify-content:flex-start;margin-top:24px;margin-bottom:16px}.sleep-calculate-button{padding:10px 20px;font-size:16px;background-color:#4682B4;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color 0.2s}.sleep-calculate-button:hover{background-color:#3a6d96}.sleep-calculate-button.disabled{background-color:#ccc;cursor:not-allowed}.sleep-validation-error{color:#d9534f;margin-top:12px;padding:8px 12px;background-color:#ffeaea;border-radius:4px;font-size:14px}.sleep-results{margin-top:32px;padding:24px;background-color:#f8f9fa;border-radius:6px}.sleep-result-heading{font-size:22px;margin-top:0;margin-bottom:16px;color:#2c3e50}.sleep-efficiency-context{background-color:#e9f5fe;padding:16px;border-radius:6px;margin-bottom:20px}.sleep-efficiency-context h3{font-size:18px;margin-top:0;margin-bottom:10px;color:#2c3e50}.sleep-metrics{display:flex;flex-wrap:wrap;margin-bottom:24px}.sleep-metric{flex:1 0 50%;padding:8px 0;display:flex;align-items:center}.sleep-metric-label{font-weight:500;margin-right:8px;color:#5d6975}.efficiency-scale{width:100%;height:30px;background:linear-gradient(to right,#dc3545,#ffc107,#28a745);border-radius:4px;position:relative;margin-bottom:30px}.efficiency-markers{display:flex;justify-content:space-between;position:absolute;width:100%;top:35px}.efficiency-marker{font-size:12px;color:#666;position:relative}.efficiency-marker:before{content:'';position:absolute;top:-15px;left:50%;width:1px;height:10px;background-color:#666}.current-efficiency-marker{position:absolute;top:-20px;transform:translateX(-50%);width:0;height:0;border-left:10px solid #fff0;border-right:10px solid #fff0;border-top:15px solid #333}.cbti-section{margin-top:30px;padding:20px;background-color:#f8f9fa;border-radius:6px;border-left:4px solid #4682B4}.cbti-section h3{margin-top:0;margin-bottom:15px;color:#2c3e50}.cbti-techniques{display:flex;flex-wrap:wrap;margin-top:20px}.cbti-technique{flex:0 0 45%;margin-bottom:20px;margin-right:5%;background-color:#fff;padding:15px;border-radius:6px;box-shadow:0 1px 3px rgb(0 0 0 / .1)}.cbti-technique h4{margin-top:0;margin-bottom:8px;color:#4682B4}.cbti-technique p{margin-top:0;font-size:14px}.sleep-efficiency-info{margin-top:30px;padding:20px;background-color:#f8f9fa;border-radius:6px}.sleep-efficiency-info h3{margin-top:0;margin-bottom:15px;color:#2c3e50}.sleep-footer{margin-top:30px;font-size:14px;color:#6c757d}@media (max-width:768px){.sleep-calculator-wrapper{padding:16px}.sleep-question{flex:0 0 100%;padding-right:0;margin-bottom:8px}.sleep-answer{flex:0 0 100%}.sleep-metric{flex:0 0 100%}.cbti-technique{flex:0 0 100%;margin-right:0}.tooltip-popup{width:200px}.tooltip-popup.position-left{margin-right:5px}}