:root{--color-primary: #0d47a1;--color-primary-light: #1565c0;--color-primary-lighter: #1976d2;--color-accent: #42a5f5;--color-bg: #fafafa;--color-bg-panel: #ffffff;--color-border: #e0e0e0;--color-text: #1a1a1a;--color-text-muted: #666;--sidebar-bg: #0d3b66;--color-success: #155724;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;color:var(--color-text);background-color:var(--color-bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}#root{min-height:100vh}a{color:var(--color-primary-light);text-decoration:none}a:hover{text-decoration:underline}button{border-radius:6px;border:1px solid var(--color-border);padding:.5rem 1rem;font-size:.875rem;font-weight:500;font-family:inherit;background-color:var(--color-bg-panel);color:var(--color-text);cursor:pointer;transition:background-color .2s,border-color .2s}button:hover:not(:disabled){background-color:var(--color-primary-lighter);color:#fff;border-color:var(--color-primary-lighter)}button:disabled{opacity:.6;cursor:not-allowed}button.primary{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}button.primary:hover:not(:disabled){background-color:var(--color-primary-light);border-color:var(--color-primary-light)}input,select,textarea{font-family:inherit;font-size:.875rem;padding:.5rem .75rem;border:1px solid var(--color-border);border-radius:6px;background:var(--color-bg-panel);color:var(--color-text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary-lighter)}.card{background:var(--color-bg-panel);border-radius:8px;box-shadow:0 1px 3px #0000000f;padding:1.25rem;margin-bottom:1rem}@keyframes viz-spin{to{transform:rotate(360deg)}}.viz-loading-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#ffffffbf;display:flex;align-items:center;justify-content:center;z-index:10;border-radius:8px}.viz-loading-spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:viz-spin .8s linear infinite}