.portfolio-container, .portfolio-table-container {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: rgba(30, 35, 41, 0.05);
    border-radius: 4px;
    padding: 16px;
    margin-bottom: 16px;
}
.portfolio-item {
    display: flex;
    margin-bottom: 8px;
}
.portfolio-item input {
    padding: 8px;
    border: 1px solid #EAECEF;
    border-radius: 4px;
    background-color: #FFFFFF;
    color: #1E2329;
    font-size: 14px;
}
.portfolio-name { width: 70%; margin-right: 8px; }
.portfolio-camp { width: 15%; margin-right: 8px; }
.portfolio-year { width: 15%; }
.portfolio-actions {
    display: flex;
    justify-content: flex-start;
    margin-top: 16px;
}
.portfolio-actions button,
.remove-portfolio {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
}
#add-portfolio {
    background-color: #FCD535;
    color: #1E2329;
    margin-right: 8px;
}
#add-portfolio:hover { background-color: #F0B90B; }
#save-portfolio {
    background-color: #0ECB81;
    color: #FFFFFF;
}
#save-portfolio:hover { background-color: #0CAF60; }

.remove-portfolio {
    background-color: #F6465D;
    color: #FFFFFF;
    margin-left: 8px;
}
.remove-portfolio:hover { background-color: #E0294E; }

/* สไตล์สำหรับตาราง */
.portfolio-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    color: #1E2329;
    font-size: 14px;
}

.portfolio-table th,
.portfolio-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid rgba(234, 236, 239, 0.5);
}

.portfolio-table th {
    background-color: rgba(250, 250, 250, 0.8);
    font-weight: 600;
}

.portfolio-table tr:hover {
    background-color: rgba(255, 255, 255, 0.04);
}

.portfolio-table tr:last-child td {
    border-bottom: none;
}

/* Responsive styles */
@media screen and (max-width: 768px) {
    .portfolio-item {
        flex-direction: column;
    }
    .portfolio-name,
    .portfolio-camp,
    .portfolio-year {
        width: 100%;
        margin-right: 0;
        margin-bottom: 8px;
    }
    .remove-portfolio {
        margin-left: 0;
        margin-top: 8px;
    }
    .portfolio-table th,
    .portfolio-table td {
        padding: 8px;
    }
}