:root{--bg: #0c1117;--panel: #141b24;--border: #243044;--text: #e8edf4;--muted: #8b9ab5;--accent: #3dd6b3;--accent-dim: #2a9d7a;--danger: #f07178;--income: #6ee7b7;font-family:DM Sans,system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.5}*{box-sizing:border-box}body{margin:0;min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;cursor:pointer;border:none;border-radius:8px;padding:.55rem 1rem;font-weight:600;background:linear-gradient(135deg,var(--accent),var(--accent-dim));color:#04120e}button.secondary{background:var(--panel);color:var(--text);border:1px solid var(--border)}button:disabled{opacity:.5;cursor:not-allowed}input,select{font-family:inherit;background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:.5rem .75rem}.layout{max-width:1200px;margin:0 auto;padding:1.5rem}.nav{display:flex;align-items:center;gap:1.25rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border);margin-bottom:2rem;flex-wrap:wrap}.nav h1{margin:0;font-size:1.35rem;font-weight:700;letter-spacing:-.02em}.nav a{color:var(--muted);font-weight:500}.nav a.active{color:var(--accent)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:1.25rem}.card h2{margin:0 0 .5rem;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600}.card .value{font-size:1.65rem;font-weight:700;letter-spacing:-.03em}.value.income{color:var(--income)}.value.expense{color:var(--danger)}.charts{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-top:1.5rem}@media (max-width: 900px){.charts{grid-template-columns:1fr}}.table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{padding:.65rem .85rem;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:.2rem .5rem;border-radius:6px;background:#1e2a3a;font-size:.8rem}.user-bar{margin-left:auto;display:flex;align-items:center;gap:.5rem;color:var(--muted);font-size:.9rem}.error{color:var(--danger);padding:1rem;background:#2a1518;border-radius:8px;border:1px solid #5c2a32}.muted{color:var(--muted);font-size:.9rem}