/* Enhanced Settings Page Styles */
    .profile-settings {
        background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
        border-radius: 16px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06), 0 2px 16px rgba(0, 0, 0, 0.04);
        padding: 28px;
        max-width: 100%;
        border: 1px solid rgba(255, 255, 255, 0.2);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
    }

    .profile-settings::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 50%, #f093fb 100%);
        border-radius: 16px 16px 0 0;
    }

    .profile-settings:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08), 0 4px 20px rgba(0, 0, 0, 0.06);
    }

    .profile-settings h4 {
        font-size: 22px;
        font-weight: 700;
        color: #2d3748;
        margin-bottom: 24px;
        border-bottom: none;
        padding-bottom: 0;
        position: relative;
        display: flex;
        align-items: center;
        letter-spacing: -0.5px;
    }

    .profile-settings h4::after {
        content: '';
        flex: 1;
        height: 2px;
        background: linear-gradient(90deg, rgba(102, 126, 234, 0.3) 0%, transparent 100%);
        margin-left: 16px;
    }

    /* Enhanced Card Styling */
    .card {
        background: #ffffff;
        border-radius: 20px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
        border: none;
        overflow: hidden;
    }

    .card-body {
        padding: 32px;
        background: linear-gradient(135deg, #fafbff 0%, #ffffff 100%);
    }

    .card h3 {
        color: #2d3748;
        font-weight: 700;
        font-size: 28px;
        margin-bottom: 24px;
        position: relative;
        display: inline-block;
    }

    .card h3::after {
        content: '';
        position: absolute;
        bottom: -8px;
        left: 0;
        width: 60px;
        height: 3px;
        background: linear-gradient(90deg, var(--primary), var(--secondary));
        border-radius: 2px;
    }

    /* Enhanced Navigation Tabs */
    .nav-pills {
        gap: 8px;
        background: rgba(255, 255, 255, 0.8);
        padding: 8px;
        border-radius: 16px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        backdrop-filter: blur(10px);
    }

    .nav-pills .nav-link {
        border-radius: 12px;
        font-weight: 600;
        font-size: 14px;
        color: #64748b;
        background: transparent;
        border: none;
        padding: 12px 16px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
    }

    .nav-pills .nav-link.active {
        background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
        color: #ffffff;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
        transform: translateY(-1px);
    }

    .nav-pills .nav-link:hover:not(.active) {
        background: rgba(102, 126, 234, 0.1);
        color: var(--primary);
        transform: translateY(-1px);
    }

    /* Enhanced Search Input */
    #searchTabs {
        background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
        border: 2px solid rgba(102, 126, 234, 0.1);
        border-radius: 16px;
        padding: 14px 20px;
        font-size: 15px;
        transition: all 0.3s ease;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    }

    #searchTabs:focus {
        outline: none;
        border-color: var(--primary);
        background: #ffffff;
        transform: translateY(-1px);
    }

    /* Enhanced Form Styles */
    .form-group {
        margin-bottom: 20px;
    }

    .form-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 15px;
        margin-bottom: 20px;
    }

    .form-group label {
        display: block;
        margin-bottom: 8px;
        color: #4a5568;
        font-weight: 600;
        font-size: 14px;
    }

    .form-control {
        width: 100%;
        padding: 12px 16px;
        border: 2px solid #e2e8f0;
        border-radius: 12px;
        font-size: 16px;
        transition: all 0.3s ease;
        background: white;
        box-sizing: border-box;
    }

    .form-control:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    }

    .form-control select, 
    select.form-control {
        height: auto !important;
        padding: 8px 12px !important;
        line-height: 1.4 !important;
    }

    .form-control select option,
    select.form-control option {
        padding: 8px 12px;
        line-height: 1.4;
    }

    .subsection-title {
        font-size: 18px;
        font-weight: 600;
        color: #2d3748;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 1px solid #e2e8f0;
    }

    /* Tab Content Enhancements */
    .tab-content {
        background: transparent;
        border-radius: 16px;
        padding: 16px;
    }

    .tab-pane {
        animation: fadeInUp 0.4s ease-out;
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Notification Toggle Styles */
    .notification-toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 15px;
        background: #f7fafc;
        border-radius: 12px;
        margin-bottom: 10px;
        transition: all 0.3s ease;
    }

    .notification-toggle:hover {
        background: #edf2f7;
    }

    .toggle-switch {
        position: relative;
        width: 50px;
        height: 26px;
        background: #cbd5e0;
        border-radius: 13px;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .toggle-switch.active {
        background: var(--primary);
    }

    .toggle-slider {
        position: absolute;
        top: 2px;
        left: 2px;
        width: 22px;
        height: 22px;
        background: white;
        border-radius: 50%;
        transition: all 0.3s ease;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }

    .toggle-switch.active .toggle-slider {
        transform: translateX(24px);
    }

    /* Mobile Responsive Enhancements */
    @media (max-width: 768px) {
        .nav-pills {
            flex-direction: row;
            flex-wrap: wrap;
            justify-content: center;
            gap: 6px;
            padding: 12px;
            margin-bottom: 20px;
        }

        .nav-pills .nav-link {
            flex: 1;
            text-align: center;
            padding: 10px 8px;
            font-size: 13px;
            min-width: 120px;
        }

        .profile-settings {
            padding: 20px;
            margin: 0 8px;
        }

        .profile-settings h4 {
            font-size: 20px;
            text-align: center;
            margin-bottom: 20px;
        }

        .profile-settings h4::after {
            display: none;
        }

        .card-body {
            padding: 20px;
        }

        .tab-content {
            width: 100%;
            margin-top: 16px;
            padding: 8px;
        }

        .form-row {
            grid-template-columns: 1fr;
        }
    }

    .highlight {
        background-color: darkgrey !important;
        font-weight: bold;
    }

    .form-label {
        display: block;
        margin-bottom: 8px;
        color: #4a5568;
        font-weight: 600;
        font-size: 14px;
    }

    .text-muted {
        color: #718096;
    }

    .mb-3 {
        margin-bottom: 1rem;
    }

    .fw-bold {
        font-weight: 700;
    }

    .text-center {
        text-align: center;
    }

    .form-control-lg {
        padding: 16px 20px;
        font-size: 18px;
    }

    .rounded-3 {
        border-radius: 12px;
    }

    .text-white {
        color: white;
    }

    .fa-spin {
        animation: fa-spin 2s infinite linear;
    }

    @keyframes fa-spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }




.security-description {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
    border-left: 4px solid var(--primary);
}

.security-description p {
    margin: 0;
    color: #4a5568;
    font-size: 16px;
    line-height: 1.6;
}

/* OTP Input Group Styles */

/* OTP Input Group Styles */
.input-group {
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: none;
    flex: 1;
    min-width: 0; /* Prevents shrinking issues */
}

.input-group-append {
    display: flex;
}

.input-group-append .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: none;
    white-space: nowrap;
    padding: 12px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
}

/* Mobile responsive fixes */
@media (max-width: 768px) {
    .input-group {
        flex-direction: column;
        gap: 10px; /* Add consistent spacing */
    }

    .input-group .form-control {
        border-radius: 12px;
        border: 2px solid #e2e8f0; /* Full border for standalone input */
        margin-bottom: 0; /* Remove margin, use gap instead */
        width: 100%; /* Ensure full width */
        min-height: 48px; /* Ensure adequate touch target */
        padding: 12px 16px; /* Consistent padding */
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .input-group-append {
        width: 100%; /* Full width container */
    }

    .input-group-append .btn {
        border-radius: 12px;
        border: 2px solid #6c757d;
        width: 100%; /* Full width button */
        min-height: 48px; /* Adequate touch target */
        padding: 12px 20px;
    }
    
    
    .input-group {
        flex-direction: row;
        flex-wrap: nowrap;
    }
    
    .input-group .form-control {
        flex: 2; /* Give input more space */
        min-width: 50%; /* Ensure minimum width */
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
        border-right: none;
        margin-bottom: 0;
    }
    
    .input-group-append .btn {
        flex: 1;
        min-width: 40%;
        border-top-left-radius: 0;
        border-bottom-left-radius: 0;
        font-size: 14px; /* Smaller text on mobile */
        padding: 12px 8px;
    }
}