* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: sans-serif; background: #f4f4f4; display: flex; flex-direction: column; min-height: 100vh; }
header { background: #004488; color: #fff; padding: 1.5rem; }
.container { display: flex; flex: 1; max-width: 1400px; margin: 0 auto; width: 100%; background: #fff; box-shadow: 0 0 10px rgba(0,0,0,0.1); }
nav { width: 340px; background: #f8f9fa; padding: 1.5rem; border-right: 1px solid #ddd; font-size: 0.85rem; }
main { flex: 1; padding: 2rem; }
.section { margin-bottom: 1.5rem; border-bottom: 1px solid #eee; padding-bottom: 1rem; }
h3 { color: #004488; margin-bottom: 0.8rem; font-size: 0.95rem; text-transform: uppercase; }
label { display: block; margin-bottom: 0.4rem; font-weight: bold; }
input[type="number"], select { width: 100%; padding: 6px; margin-bottom: 8px; border: 1px solid #ccc; }
#drop-zone { width: 100%; height: 100px; border: 3px dashed #004488; display: flex; align-items: center; justify-content: center; background: #f0f7ff; margin-bottom: 20px; cursor: pointer; font-weight: bold; color: #004488; }
.badge { padding: 8px; border-radius: 4px; border: 1px solid #ccc; background: #fafafa; font-size: 0.75rem; margin-bottom: 10px; text-align: center; }
.active { background: #e8f5e9; border-color: #2e7d32; color: #2e7d32; font-weight: bold; }
.preview-box { border: 1px solid #ddd; padding: 15px; background: #fafafa; margin-bottom: 20px; border-radius: 5px; text-align: center; }
canvas { max-width: 100%; height: auto; border: 1px solid #999; background: white; }
.btn { background: #2e7d32; color: white; padding: 12px; border: none; border-radius: 5px; cursor: pointer; width: 100%; font-weight: bold; }
.hidden { display: none; }
#audit-log { list-style: none; font-size: 0.8rem; color: #d32f2f; max-height: 150px; overflow-y: auto; background: #fff; padding: 5px; border: 1px solid #ddd; margin-top: 10px; }
#audit-log-container {
    background: #fff0f0;
    border: 1px solid #ffcdd2;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
}
#audit-log {
    list-style: none;
    font-family: monospace;
    font-size: 0.75rem;
    color: #b71c1c;
    max-height: 120px;
    overflow-y: auto;
    padding: 5px;
    background: white;
    border: 1px solid #ef9a9a;
}
#audit-log li {
    padding: 2px 0;
    border-bottom: 1px solid #ffebee;
}