body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 20px 0;
    margin-bottom: 30px;
}

.company-card {
    height: 100px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.company-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.company-logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 8px;
}

.symbol {
    font-weight: bold;
    font-size: 1.2em;
    color: #1e3c72;
}

.company-title {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 5px;
}

.trading-table {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.table th {
    background-color: #1e3c72;
    color: white;
    border: none;
    font-weight: 600;
    text-align: center;
}

.table td {
    text-align: center;
    vertical-align: middle;
    border-color: #e9ecef;
}

.price-up {
    color: #28a745;
    font-weight: bold;
}

.price-down {
    color: #dc3545;
    font-weight: bold;
}

.price-neutral {
    color: #ffc107;
    font-weight: bold;
}

.search-box {
    background: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2a5298 0%, #1e3c72 100%);
}

.pagination {
    justify-content: center;
}

.page-link {
    color: #1e3c72;
}

.page-item.active .page-link {
    background-color: #1e3c72;
    border-color: #1e3c72;
}

.loading {
    text-align: center;
    padding: 50px;
}

.spinner-border {
    color: #1e3c72;
}

.btn-success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    border: none;
}

.btn-success:hover {
    background: linear-gradient(135deg, #20c997 0%, #28a745 100%);
}

.export-buttons {
    margin-top: 15px;
}

.export-buttons .btn {
    margin-right: 10px;
    margin-bottom: 10px;
}