:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#172033;background:#f6f7fb}*{box-sizing:border-box}body{margin:0}a{color:inherit}h1,h2,h3,p{margin:0 0 8px}.app-shell{min-height:100vh;display:flex}.sidebar{width:260px;background:#111827;color:#fff;padding:24px}.sidebar-brand{font-weight:700;margin-bottom:24px}.sidebar-nav{display:grid;gap:8px}.sidebar-nav a{padding:10px 12px;border-radius:8px;text-decoration:none;color:#d1d5db}.sidebar-nav a.active,.sidebar-nav a:hover{background:#1f2937;color:#fff}.app-main{flex:1;min-width:0}.header{height:72px;border-bottom:1px solid #e5e7eb;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.header-actions{display:flex;align-items:center;gap:12px}.app-content{padding:24px}.page{display:grid;gap:24px}.page-header h1{margin-bottom:4px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:20px}.card h3{margin-top:0}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.muted{color:#6b7280;display:block;font-size:14px}.list{margin:0;padding-left:18px;color:#374151}.list li{margin-bottom:6px}.badge{display:inline-flex;align-items:center;border-radius:999px;background:#eef2ff;padding:4px 10px;font-size:12px;color:#3730a3}.badge.severity-low{background:#ecfdf5;color:#047857}.badge.severity-medium{background:#fffbeb;color:#b45309}.badge.severity-high{background:#fff7ed;color:#c2410c}.badge.severity-critical{background:#fef2f2;color:#b91c1c}.phase-flag{display:inline-flex;align-items:center;border-radius:999px;background:#f1f5f9;border:1px dashed #cbd5e1;padding:4px 10px;font-size:12px;color:#475569}.workspace-switcher{border:1px solid #d1d5db;background:#fff;border-radius:8px;padding:8px 12px}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid #f1f5f9}.toggle-row:last-child{border-bottom:none}.code-block{background:#0f172a;color:#e2e8f0;border-radius:10px;padding:16px;overflow-x:auto;font-size:13px}.upload-dropzone{border:2px dashed #cbd5e1;border-radius:14px;padding:40px;text-align:center;color:#6b7280;background:#fbfdff}.chat-input{display:flex;gap:8px}.chat-input input{flex:1;border:1px solid #d1d5db;border-radius:8px;padding:10px 12px}button:disabled,input:disabled{opacity:.6;cursor:not-allowed}.state-card{background:#fff;border:1px dashed #cbd5e1;border-radius:14px;padding:24px}.error{border-color:#fecaca;background:#fff1f2}@media(max-width:900px){.app-shell{display:block}.sidebar{width:100%}.grid-2,.grid-3{grid-template-columns:1fr}}