.eump-page-container {
    display: flex;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.eump-side-nav {
    flex: 0 0 250px;
    height: fit-content;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    position: sticky;
    top: 20px;
}

.eump-side-nav ul {
    list-style: none !important;
    padding: 0;
    margin: 0 !important;
}

.eump-side-nav li {
    margin: 0;
    padding: 0;
}

.eump-side-nav a {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.eump-side-nav a:hover {
    background: #f8f9fa;
    border-left-color: #0073aa;
}

.eump-side-nav li.active a {
    background: #f8f9fa;
    border-left-color: #0073aa;
    color: #0073aa;
    font-weight: 500;
}

.eump-side-nav i {
    margin-right: 12px;
    width: 20px;
    text-align: center;
    color: #666;
}

.eump-side-nav li.active i {
    color: #0073aa;
}

@media (max-width: 992px) {
    .eump-page-container {
        gap: 20px;
        padding: 0 15px;
    }

    .eump-side-nav {
        flex: 0 0 220px;
    }
}

@media (max-width: 768px) {
    .eump-page-container {
        flex-direction: column;
        padding: 0 15px;
    }

    .eump-side-nav {
        position: fixed;
        top: 0;
        left: -250px;
        height: 100vh;
        width: 250px;
        z-index: 999;
        margin: 0;
        border-radius: 0;
        padding-top: 60px;
        transition: left 0.3s ease;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .eump-side-nav.active {
        left: 0;
    }

    body.menu-open {
        overflow: hidden;
    }

    .eump-content-area {
        width: 100%;
    }

    .eump-menu-toggle {
        display: block !important;
        top: 10px;
        left: 10px;
        width: 44px;
        height: 44px;
        padding: 10px;
        background: rgba(0, 115, 170, 0.9);
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .eump-menu-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        background: #fff;
        margin: 4px auto;
        transition: all 0.25s ease-in-out;
    }

    .eump-menu-toggle.active {
        background: rgba(0, 115, 170, 1);
    }
}

@media (max-width: 480px) {
    .eump-page-container {
        padding: 0 10px;
    }
}

.eump-menu-toggle {
    display: none;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1000;
    width: 40px;
    height: 40px;
    background: #0073aa;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    padding: 8px;
}

.eump-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    margin: 5px 0;
    transition: all 0.3s ease;
}