.main-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    min-height: calc(100vh - 250px);
}

.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-header h1 {
    font-size: 2.5rem;
    color: #203a6c;
    margin-bottom: 12px;
    font-weight: 700;
}

.page-header p {
    font-size: 1.05rem;
    color: #6c757d;
    max-width: 700px;
    margin: 0 auto;
}

.funds-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.fund-card {
    background-color: #f8f9fa;
    border: 1px solid #203a6c;
    border-left: 5px solid #203a6c;
    border-radius: 8px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-content h2 {
    font-size: 1.25rem;
    color: #203a6c;
    font-weight: 600;
}

.card-content p {
    font-size: 0.95rem;
    color: #555c68;
    line-height: 1.6;
}

.card-action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.concentration-btn {
    display: inline-block;
    background-color: #203a6c;
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.concentration-btn:hover {
    background-color: #284785;
    transform: translateY(-2px);
}

body.dark-mode .page-header h1 {
    color: #ffffff;
}

body.dark-mode .page-header p {
    color: #8494ae;
}

body.dark-mode .fund-card {
    background-color: #121212;
    border-color: #2a3b5c;
    border-left-color: #203a6c;
}

body.dark-mode .card-content h2 {
    color: #ccd3de;
}

body.dark-mode .card-content p {
    color: #9ba3af;
}

body.dark-mode .concentration-btn {
    background-color: #384f75;
    color: #ffffff;
}

body.dark-mode .concentration-btn:hover {
    background-color: #203a6c;
}

@media (max-width: 768px) {
    .funds-grid {
        grid-template-columns: 1fr;
    }
    
    .fund-card {
        padding: 20px;
        text-align: left;
    }

    .card-action-buttons {
        flex-direction: column;
    }

    .concentration-btn {
        display: block;
        text-align: center;
        width: 100%;
    }
}