:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--secondary-color: #64748b;--success-color: #10b981;--error-color: #ef4444;--warning-color: #f59e0b;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #e2e8f0;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #cbd5e1;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-primary);background-color:var(--bg-secondary)}h1,h2,h3,h4,h5,h6{margin-top:0;color:var(--text-primary);font-weight:600}h1{font-size:2rem;margin-bottom:1.5rem}h2{font-size:1.5rem;margin-bottom:1rem}h3{font-size:1.25rem;margin-bottom:.75rem}button{background-color:var(--primary-color);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:.5rem;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;box-shadow:var(--shadow-sm)}button:hover{background-color:var(--primary-hover);box-shadow:var(--shadow-md);transform:translateY(-1px)}button:active{transform:translateY(0);box-shadow:var(--shadow-sm)}button:disabled{opacity:.5;cursor:not-allowed}input[type=text],input[type=number],select,textarea{width:100%;padding:.625rem .875rem;border:1px solid var(--border-color);border-radius:.5rem;font-size:.875rem;color:var(--text-primary);background-color:var(--bg-primary);transition:all .2s ease}input[type=text]:focus,input[type=number]:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}input[type=text]::placeholder,input[type=number]::placeholder,select::placeholder,textarea::placeholder{color:var(--text-muted)}textarea{min-height:130px;min-width:400px;resize:vertical;font-family:Courier New,monospace;line-height:1.5}select{cursor:pointer;background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");background-position:right .5rem center;background-repeat:no-repeat;background-size:1.5em 1.5em;padding-right:2.5rem;appearance:none}p{color:var(--text-secondary);line-height:1.6;margin:0 0 1rem}.card{background-color:var(--bg-primary);border-radius:.75rem;padding:1.5rem;box-shadow:var(--shadow-sm);border:1px solid var(--border-color)}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge.badge-success{background-color:#d1fae5;color:#065f46}.badge.badge-error{background-color:#fee2e2;color:#991b1b}.badge.badge-warning{background-color:#fef3c7;color:#92400e}