body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f9fafb;
    color: #333;
}

/*.row {
    gap: 1.5rem;
}*/

.card {
    border-radius: 1rem;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    background-color: #fff;
    transition: box-shadow 0.3s ease;
}

    .card:hover {
        box-shadow: 0 12px 30px rgba(0,0,0,0.12);
    }

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #222;
    margin-bottom: 1.25rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.25rem;
}

label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
    color: #555;
}

.form-control {
    border-radius: 0.6rem;
    border: 1.5px solid #ddd;
    padding: 0.65rem 1rem;
    font-size: 1rem;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

    .form-control:focus {
        border-color: #4a90e2;
        box-shadow: 0 0 6px rgba(74, 144, 226, 0.5);
        outline: none;
    }

button[type="submit"] {
    background: linear-gradient(135deg, #4a90e2, #357ABD);
    border: none;
    border-radius: 0.75rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    color: #fff;
    width: 100%;
    cursor: pointer;
    transition: background 0.3s ease;
}

    button[type="submit"]:hover {
        background: linear-gradient(135deg, #357ABD, #2a5f9e);
    }

.table {
    border-radius: 1rem;
    overflow: hidden;
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

    .table thead tr {
        background-color: #4a90e2;
        color: #fff;
        font-weight: 600;
        font-size: 1rem;
    }

    .table tbody tr:hover {
        background-color: #e9f1fd;
    }

    .table td, .table th {
        vertical-align: middle;
        padding: 0.85rem 1.2rem;
    }

.icon-button {
    cursor: pointer;
    margin: 0 0.3rem;
    transition: transform 0.2s ease, color 0.2s ease;
}

    .icon-button:hover {
        transform: scale(1.2);
    }

.modal-content {
    border-radius: 1rem;
    box-shadow: 0 8px 36px rgba(0,0,0,0.15);
    padding: 2rem;
}

@media (max-width: 767px) {
    .row {
        flex-direction: column;
    }

    .col-md-8, .col-md-4 {
        max-width: 100% !important;
        flex: 1 1 100%;
    }

    button[type="submit"] {
        font-size: 1rem;
    }

    .card-title {
        font-size: 1.3rem;
    }
}

.accordion-body {
    overflow: visible !important;
    max-height: none !important;
    height: auto !important;
}

.accordion {
    margin-bottom: 1.5rem;
}

.accordion-button {
    font-weight: 600;
    padding: 1rem;
    border-radius: 0.6rem;
}

.accordion-item {
    border: 1px solid #ddd;
    border-radius: 1rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}