body{font-family:Arial,sans-serif;background:#f4f5f7;margin:0;color:#222}
.nav{background:#1f2937;padding:12px 20px;display:flex;gap:18px}
.nav a{color:#fff;text-decoration:none;font-size:14px}
.nav a:hover{text-decoration:underline}
.wrap{max-width:1000px;margin:20px auto;background:#fff;padding:20px;border-radius:8px}
h2{margin-top:0}
table{width:100%;border-collapse:collapse;margin-top:15px;font-size:14px}
th,td{border:1px solid #ddd;padding:8px;text-align:left}
th{background:#f0f0f0}
form input,form select{padding:7px;margin:5px 5px 5px 0;border:1px solid #ccc;border-radius:4px}
button{background:#2563eb;color:#fff;border:none;padding:8px 16px;border-radius:4px;cursor:pointer}
button:hover{background:#1e4fc4}
.balance{font-size:20px;font-weight:bold;color:#065f46}
.debit{color:#b91c1c}
.credit{color:#065f46}