.profile-sidebar {
    background: linear-gradient(135deg, #4158D0 0%, #C850C0 100%);
}

.nav-pills .nav-link {
    color: #6c757d;
    border-radius: 10px;
    padding: 12px 20px;
    margin: 4px 0;
    transition: all 0.3s ease;
}

.nav-pills .nav-link:hover {
    background-color: #f8f9fa;
}

.nav-pills .nav-link.active {
    background-color: #fff;
    color: #4158D0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.profile-header {
    background: linear-gradient(135deg, #4158D0 0%, #C850C0 100%);
    height: 150px;
    border-radius: 15px;
}

.profile-pic {
    width: 120px;
    height: 120px;
    border: 4px solid #fff;
    margin-top: -60px;
    background-color: #fff;
}

.settings-card {
    border-radius: 15px;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.settings-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.form-switch .form-check-input {
    width: 3em;
    height: 1.5em;
    margin-left: -3.5em;
}

.activity-item {
    border-left: 2px solid #e9ecef;
    padding-left: 20px;
    position: relative;
}

.activity-item::before {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #4158D0;
    position: absolute;
    left: -7px;
    top: 5px;
}

.main-content {
    background-color: #f8f9fa;
    /* padding: 40px 0; */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.why-smart-mailer,
.marketing-solution {
    background: #ffffff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    margin-bottom: 30px;
}

.why-smart-mailer h3,
.marketing-solution h3 {
    color: #1a73e8;
    margin-bottom: 15px;
}

.why-smart-mailer p,
.marketing-solution p {
    color: #555;
    font-size: 16px;
    line-height: 1.7;
}

.marketing-solution img {
    border-radius: 10px;
    max-width: 100%;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.marketing-solution img:hover {
    transform: scale(1.03);
}

@media (max-width: 768px) {
    .p-5 {
        padding: 20px !important;
    }   
}