body.dark {
    background-color: #0f0f0f;
    color: #e5e5e5;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.header {
    display: flex;
    gap: 20px;
    padding: 15px;
    background-color: #1a1a1a;
    border-bottom: 1px solid #333;
}

.header-item {
    display: flex;
    flex-direction: column;
    padding: 10px 15px;
    background-color: #222;
    border-radius: 8px;
}

.label {
    font-size: 12px;
    color: #aaa;
}

.value {
    font-size: 18px;
    font-weight: bold;
}

.logout {
    color: #ff5555;
    text-decoration: none;
    font-weight: bold;
}

.alert-box {
    background-color: #331111;
    border: 1px solid #662222;
}

.alert-box.active {
    background-color: #660000;
    border-color: #ff0000;
    color: #ffaaaa;
}
.logo {
    font-size: 26px;
    font-weight: 900;
    letter-spacing: 2px;
    color: #4da6ff;
    padding: 10px 20px;
    background: linear-gradient(135deg, #0f1f2f, #1a3a5a);
    border-radius: 10px;
    border: 1px solid #2a4a6a;
    box-shadow: 0 0 10px rgba(0, 120, 255, 0.3);
}
.positions-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background-color: #1a1a1a;
    border: 1px solid #333;
}

.positions-table th {
    background-color: #222;
    padding: 10px;
    text-align: left;
    color: #aaa;
    font-size: 14px;
}

.positions-table td {
    padding: 10px;
    border-top: 1px solid #333;
    font-size: 14px;
}

.pnl-positive {
    color: #4dff4d;
    font-weight: bold;
}

.pnl-negative {
    color: #ff4d4d;
    font-weight: bold;
}
.charts-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-top: 30px;
}

.chart-box {
    background: #1a1a1a;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #333;
    box-shadow: 0 0 10px rgba(0,0,0,0.4);
}

.chart-box h3 {
    margin-bottom: 15px;
    color: #4da6ff;
}