body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    background-color: #f8f9fa;
}

header {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    padding: 2rem 0;
    text-align: center;
    border-radius: 0 0 20px 20px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

h2 {
    font-size: 1.8rem;
    color: #2c3e50;
    border-bottom: 2px solid #3498db;
    padding-bottom: 0.5rem;
    margin-top: 1.5rem;
}

.card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.btn {
    display: inline-block;
    background: #3498db;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    margin: 0.5rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn-success {
    background: #2ecc71;
}

.btn-success:hover {
    background: #27ae60;
}

.btn-info {
    background: #9b59b6;
}

.btn-info:hover {
    background: #8e44ad;
}

.btn-danger {
    background: #e74c3c;
}

.btn-danger:hover {
    background: #c0392b;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f2f2f2;
    font-weight: bold;
}

tr:hover {
    background-color: #f5f5f5;
}

.console {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 1rem;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    max-height: 400px;
    overflow-y: auto;
    margin: 1rem 0;
}

.log-entry {
    padding: 0.5rem 0;
    border-bottom: 1px solid #34495e;
    white-space: pre-wrap;
}

.agent-color-0 { color: #e74c3c; font-weight: bold; }
.agent-color-1 { color: #3498db; font-weight: bold; }
.agent-color-2 { color: #2ecc71; font-weight: bold; }
.agent-color-3 { color: #9b59b6; font-weight: bold; }
.agent-color-4 { color: #f39c12; font-weight: bold; }

.item-badge {
    display: inline-block;
    background: #3498db;
    color: white;
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    margin: 0.2rem;
    font-size: 0.9rem;
}

.error-box {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 5px;
    margin: 1rem 0;
    border: 1px solid #f5c6cb;
}

@media (max-width: 768px) {
    .form-group {
        margin-bottom: 1rem;
    }
    
    .btn {
        display: block;
        width: 100%;
        margin: 0.5rem 0;
    }
}