:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#1f2933;background-color:#f3f4f6;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background-color:#f3f4f6}a{color:#2563eb;text-decoration:none}a:hover{text-decoration:underline}button{border-radius:4px;border:1px solid #d0d7de;padding:6px 12px;font-size:14px;font-family:inherit;background-color:#2563eb;color:#fff;cursor:pointer}button:hover{background-color:#1d4ed8}button:disabled{opacity:.6;cursor:default}input,select,textarea{border-radius:4px;border:1px solid #d0d7de;padding:6px 8px;font-size:14px;font-family:inherit}textarea{resize:vertical}#app{min-height:100vh}.app-root{min-height:100vh;display:flex;flex-direction:column}.layout{flex:1;display:flex;min-height:0}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;background-color:#111827;color:#f9fafb}.top-bar-left{font-size:18px;font-weight:600}.top-bar-right{display:flex;align-items:center;gap:12px}.user-info{font-size:14px}.link-button{background-color:transparent;color:#f9fafb;border-color:#4b5563}.link-button:hover,.link-button-active{background-color:#4b5563}.side-menu{width:180px;background-color:#f9fafb;border-right:1px solid #e5e7eb;padding:16px 12px;display:flex;flex-direction:column;gap:8px}.side-link{width:100%;text-align:left;background-color:transparent;color:#111827;border:1px solid transparent;padding:6px 10px;border-radius:4px;font-size:14px}.side-link:hover{background-color:#e5e7eb}.side-link-active{background-color:#2563eb;color:#fff}.main-container{flex:1;padding:20px}.page-card{max-width:960px;margin:0 auto;background-color:#fff;border-radius:6px;padding:20px;box-shadow:0 0 0 1px #0f172a14,0 10px 15px -3px #0f172a14}.page-title{margin:0 0 16px;font-size:20px;font-weight:600}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 16px}.form-row{display:flex;flex-direction:column;gap:4px}.form-row label{font-size:13px;color:#4b5563}.form-actions{margin-top:16px;display:flex;gap:8px}.error-text{color:#b91c1c;font-size:13px}.success-text{color:#15803d;font-size:13px}.table-wrapper{margin-top:20px;overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{border:1px solid #e5e7eb;padding:6px 8px;white-space:nowrap}th{background-color:#f9fafb;text-align:left}.login-container{min-height:calc(100vh - 40px);display:flex;align-items:center;justify-content:center}.login-card{width:360px;background-color:#fff;border-radius:6px;padding:24px 24px 20px;box-shadow:0 0 0 1px #0f172a14,0 10px 15px -3px #0f172a14}.login-title{margin:0 0 16px;font-size:20px;font-weight:600;text-align:center}.login-form{display:flex;flex-direction:column;gap:12px}.login-actions{margin-top:8px;display:flex;justify-content:center}