:root{--primary:#1a56db;--primary-dark:#1e429f;--secondary:#6b7280;--success:#059669;--danger:#dc2626;--warning:#d97706;--background:#f9fafb;--surface:#ffffff;--text:#111827;--text-secondary:#6b7280;--border:#e5e7eb}*{box-sizing:border-box;padding:0;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--background);color:var(--text);line-height:1.5}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.header{background:var(--surface);border-bottom:1px solid var(--border);padding:1rem 0}.header h1{font-size:1.5rem;color:var(--primary)}.main{padding:2rem 0}.card{background:var(--surface);border:1px solid var(--border);border-radius:.5rem;padding:1.5rem;margin-bottom:1rem}.btn{background:var(--primary);color:white;border:none;padding:.5rem 1rem;border-radius:.375rem;cursor:pointer;font-size:.875rem;transition:background .2s}.btn:hover{background:var(--primary-dark)}.btn:disabled{opacity:.5;cursor:not-allowed}.input{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:.375rem;font-size:1rem}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,86,219,.1)}.grid{display:grid;grid-gap:1rem;gap:1rem}.grid-2{grid-template-columns:repeat(2,1fr)}@media (max-width:768px){.grid-2{grid-template-columns:1fr}}.flex{display:flex;gap:.5rem}.badge{display:inline-block;padding:.25rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-positive{background:#d1fae5;color:#065f46}.badge-negative{background:#fee2e2;color:#991b1b}.badge-neutral{background:#f3f4f6;color:#374151}.loading{text-align:center;padding:2rem;color:var(--text-secondary)}.error{background:#fee2e2;color:#991b1b;padding:1rem;border-radius:.375rem}