*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;background:#fff;min-height:100vh;line-height:1.5;font-weight:300;margin:0;padding:0}.header{padding:16px 16px 20px;border-bottom:1px solid #eee;background:#fff}h1{text-align:center;color:#333;margin-bottom:4px;font-size:20px;font-weight:300;letter-spacing:-.5px}.author-link{font-size:11px;color:#666;margin:0 0 16px;display:block;text-align:center}.author-link a{color:#666;text-decoration:none}.author-link a:hover{text-decoration:underline}.description{max-width:800px;margin:0 auto;padding:16px;background:#f9f9f9;border-radius:4px;border:1px solid #eee}.description p{font-size:13px;line-height:1.7;color:#333;margin-bottom:12px}.description p:last-child{margin-bottom:0}.description .disclaimer{font-size:12px;color:#666;padding-top:12px;border-top:1px solid #e0e0e0;margin-top:12px}.main-container{display:grid;grid-template-columns:1fr 1fr;height:calc(100vh - 200px);min-height:600px}.left-pane{padding:24px;overflow-y:auto;border-right:1px solid #eee}.right-pane{padding:24px;overflow-y:auto;background:#fafafa;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:16px}.diagram-header{width:100%;text-align:center;flex-shrink:0}h2{color:#333;margin-bottom:16px;font-size:16px;font-weight:400;letter-spacing:-.2px}.section{margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid #eee}.section:last-child{border-bottom:none}.question{margin-bottom:16px;transition:opacity .3s ease,pointer-events .3s ease}.question>label{display:block;margin-bottom:8px;font-weight:400;color:#333;font-size:13px}.question .note{font-size:11px;color:#666;margin-bottom:8px;line-height:1.6;padding:6px 10px;background:#f9f9f9;border-left:2px solid #ddd;border-radius:2px}.radio-group{display:flex;flex-direction:column;gap:8px}.radio-group label{display:flex;align-items:center;font-weight:300;cursor:pointer;padding:8px;border-radius:4px;transition:background .2s ease;font-size:14px}.radio-group label:hover{background:#f5f5f5}.radio-group input[type=radio]{margin-right:8px;width:16px;height:16px;cursor:pointer}input[type=number],input[type=text],input[type=date]{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit;transition:border-color .2s ease}input[type=number]:focus,input[type=text]:focus,input[type=date]:focus{outline:none;border-color:#333}.date-input-group{display:flex;align-items:center;gap:4px}.date-input-group input{text-align:center}.date-input-group .date-year{width:70px}.date-input-group .date-month,.date-input-group .date-day{width:50px}.date-separator{color:#666;font-size:14px}.hidden{display:none!important}.btn{padding:10px 24px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-weight:400;cursor:pointer;transition:all .2s ease;text-transform:none;font-family:inherit}.btn-primary{background:#333;color:#fff;border-color:#333}.btn-primary:hover{background:#000;border-color:#000}.btn-secondary{background:#f5f5f5;color:#333;border-color:#ddd}.btn-secondary:hover{background:#eee}.action-buttons{margin-top:16px;padding-top:0;width:100%;max-width:1200px}.action-buttons .btn{width:100%}.heir-form{background:#f9f9f9;padding:16px;border-radius:4px;margin-bottom:12px;border:1px solid #eee}.heir-form h3{color:#333;margin-bottom:12px;font-size:14px;font-weight:400}.form-row{display:flex;flex-direction:column;gap:12px}.form-group{display:flex;flex-direction:column}.form-group label{margin-bottom:6px;font-weight:400;color:#666;font-size:12px}#diagram-container{background:#fff;padding:16px;border-radius:4px;border:1px solid #ddd;display:flex;justify-content:center;align-items:flex-start;width:100%;max-width:1200px;overflow:auto;flex-shrink:0;position:relative;min-height:700px;max-height:900px}#inheritance-diagram{max-width:100%;width:auto;height:auto;display:block}@media (max-width: 1024px){.main-container{grid-template-columns:1fr;height:auto}.left-pane{border-right:none;border-bottom:1px solid #eee}.right-pane{padding:24px;min-height:auto}#diagram-container{max-width:1100px;width:100%}.action-buttons{max-width:1100px}}@media (max-width: 768px){.header{padding:12px 12px 16px}h1{font-size:18px}.description{padding:12px}.description p{font-size:12px}.description .disclaimer{font-size:11px}.left-pane,.right-pane{padding:16px}.section{margin-bottom:24px;padding-bottom:24px}#diagram-container{max-width:calc(100vw - 32px);width:100%;padding:12px;min-height:400px}.action-buttons{max-width:calc(100vw - 32px);width:100%}}
