.summary-card {
    border: none;
    border-radius: 15px;
    transition: transform 0.3s ease;
    overflow: hidden;
}

.summary-card:hover {
    transform: translateY(-5px);
}

.total-card {
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.pending-card {
    background: linear-gradient(135deg, #f1c40f, #f39c12);
}

.approved-card {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}

.rejected-card {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.summary-card .card-content {
    color: white;
    padding: 1.5rem;
}

.summary-card .icon-box {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.summary-card .icon-box i {
    font-size: 1.8rem;
    color: white;
}

.summary-card h5 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.summary-card .number {
    font-size: 2rem;
    font-weight: 600;
}

/* Sidebar logout section styles */
.sidebar-logout-section {
    margin-top: auto;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logout-btn {
    background: rgba(220, 53, 69, 0.1) !important;
    border: 1px solid rgba(220, 53, 69, 0.3) !important;
    color: #dc3545 !important;
    width: 100%;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    cursor: pointer;
    text-decoration: none;
    padding: 0 10px;
}

.sidebar-logout-btn:hover {
    background: rgba(220, 53, 69, 0.2) !important;
    border-color: rgba(220, 53, 69, 0.5) !important;
    color: #dc3545 !important;
}

.sidebar-logout-btn .label {
    display: none;
    white-space: nowrap;
}

.sidebar-collapsed.expanded .sidebar-logout-btn .label {
    display: inline-block;
}