* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Poppins', sans-serif;
            background-color: #F8F9FA;
            overflow-x: hidden;
        }

        /* Sidebar - Fixed positioning and layout */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            width: 240px;
            height: 100vh;
            background: #FFFFFF;
            z-index: 1000;
            box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            padding: 0;
        }

        .sidebar-top {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }

        .logo {
            background: #2288A1;
            color: white;
            font-size: 17px;
            font-weight: 600;
            padding: 30px 20px;
            letter-spacing: 2px;
            margin: 0;
        }

        .nav-item {
            margin: 10px 20px;
            padding: 15px 20px;
            background: transparent;
            border-radius: 12px;
            color: #666;
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
            transition: background 0.3s ease;
        }

        .nav-item.home {
            background: transparent;
            color: #666;
        }

        .nav-item.home .nav-icon {
            background: transparent;
        }

        .nav-item.home .nav-icon::before {
            color: #666;
        }

        .settings-item {
            margin: 10px 20px;
            padding: 15px 20px;
            background: #6366F1;
            border-radius: 12px;
            color: white;
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
        }

        .nav-icon {
            width: 24px;
            height: 24px;
            background: white;
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-icon::before {
            content: "⚏";
            color: #6366F1;
            font-size: 16px;
        }

        .settings-icon {
            width: 24px;
            height: 24px;
            background: white;
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .settings-icon::before {
            content: "⚙";
            color: #6366F1;
            font-size: 16px;
        }

        /* Support Card - Positioned at bottom */
        .support-card {
            width: 200px;
            background: rgba(255, 117, 32, 0.05);
            border: 1px solid rgba(255, 117, 32, 0.5);
            border-radius: 16px;
            text-align: center;
            margin: 20px;
            padding: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            position: relative;
        }

        .support-icon {
            width: 66px;
            height: 66px;
            background: #FF7520;
            border: 3px solid rgba(255, 117, 32, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: white;
        }

        .support-icon::before {
            content: "🎧";
        }

        .support-title {
            font-size: 20px;
            font-weight: 600;
            margin: 10px 0 5px 0;
            color: #292D32;
        }

        .support-description {
            font-family: 'Poppins', sans-serif;
            font-weight: 400;
            font-size: 12px;
            line-height: 18px;
            text-align: center;
            color: #292D32;
            opacity: 0.6;
            margin-bottom: 15px;
        }

        .contact-frame {
            width: 100%;
            text-align: left;
            margin-bottom: 8px;
        }

        .contact-label {
            font-size: 12px;
            color: #1D103C;
            opacity: 0.5;
        }

        .contact-value-phone,
        .contact-value-email {
            font-size: 12px;
            font-weight: 500;
            color: #1D103C;
            word-break: break-word;
            white-space: nowrap;
            overflow-wrap: normal;
        }

        /* Main Content */
        .main-content {
            margin-left: 240px;
            min-height: 100vh;
            background-color: #F8F9FA;
        }

        /* Header - Fixed positioning and styling */
        .header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 30px;
            height: 80px;
            background: #F8F9FA;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .page-title {
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
            font-size: 22px;
            color: #292D32;
        }

        .user-account {
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
            background: white;
            border-radius: 20px;
            padding: 5px 15px;
            box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
            height: 40px;
        }

        .user-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(45deg, #6366F1, #8B5CF6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 12px;
        }

        .user-info {
            flex: 1;
        }

        .user-name {
            font-size: 14px;
            font-weight: 600;
            color: #292D32;
        }

        .dropdown-arrow {
            width: 0;
            height: 0;
            border-left: 4px solid transparent;
            border-right: 4px solid transparent;
            border-top: 4px solid #666;
        }

        /* Settings Content */
        .settings-content {
            background: #FFFFFF;
            border-radius: 15px;
            margin: 20px 30px;
            min-height: calc(100vh - 140px);
            padding: 30px;
        }

        .profile-section {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(84, 89, 95, 0.1);
        }

        .profile-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(45deg, #6366F1, #8B5CF6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 24px;
            position: relative;
            overflow: hidden;
        }

        .profile-info h2 {
            font-size: 24px;
            font-weight: 600;
            color: #292D32;
            margin-bottom: 5px;
        }

        .profile-info p {
            color: #666;
            font-size: 14px;
        }

        .form-section {
            margin-bottom: 30px;
        }

        .section-title {
            font-size: 18px;
            font-weight: 600;
            color: #292D32;
            margin-bottom: 20px;
        }

        .form-row {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }

        .form-group {
            flex: 1;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: #292D32;
            margin-bottom: 8px;
        }

        .form-group input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid rgba(84, 89, 95, 0.2);
            border-radius: 8px;
            font-size: 14px;
            font-family: 'Poppins', sans-serif;
            outline: none;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus {
            border-color: #6366F1;
        }

        .password-section {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 12px;
            margin-bottom: 30px;
        }

        .password-section .form-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .password-section .form-group {
            width: 100%;
        }

        .password-section .form-group input {
            width: 100%;
            box-sizing: border-box;
        }

        .form-section form,
        .password-section form {
            display: flex;
            flex-direction: column;
        }

        .save-button {
            background: #6366F1;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: background 0.3s ease;
            margin-top: 20px;
            align-self: flex-start;
        }

        .save-button:hover {
            background: #5855EB;
        }

        /* Mobile Menu Overlay and Menu */
        .mobile-menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 9999;
            display: none;
        }

        .mobile-menu {
            position: fixed;
            top: 0;
            right: -300px;
            width: 300px;
            height: 100%;
            background: white;
            z-index: 10000;
            transition: right 0.3s ease;
            box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
        }

        .mobile-menu.active {
            right: 0;
        }

        .mobile-menu-header {
            background: #2288A1;
            color: white;
            padding: 20px;
            font-size: 18px;
            font-weight: 600;
        }

        .mobile-menu-items {
            padding: 20px 0;
        }

        .mobile-menu-item {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 15px 20px;
            color: #292D32;
            cursor: pointer;
            transition: background 0.2s ease;
        }

        .mobile-menu-item:hover {
            background: #f5f5f5;
        }

        .mobile-menu-item.active {
            background: #6366F1;
            color: white;
        }

        .mobile-menu-item-icon {
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }

        /* Mobile Header - Initially hidden */
        .mobile-header {
            display: none;
        }

        /* Mobile Responsive */
        @media (max-width: 768px) {
            .sidebar {
                display: none;
            }

            .main-content {
                margin-left: 0;
                width: 100%;
            }

            .header {
                display: none;
            }

            .mobile-header {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 15px 20px;
                background: white;
                border-bottom: 1px solid #e0e0e0;
                position: sticky;
                top: 0;
                z-index: 100;
            }

            .mobile-logo {
                font-family: 'Poppins', sans-serif;
                font-weight: 600;
                font-size: 20px;
                color: #2288A1;
                letter-spacing: 1px;
            }

            .hamburger-menu {
                width: 30px;
                height: 30px;
                display: flex;
                flex-direction: column;
                justify-content: space-around;
                cursor: pointer;
                padding: 5px;
            }

            .hamburger-line {
                width: 100%;
                height: 3px;
                background: #333;
                transition: all 0.3s ease;
            }

            .settings-content {
                margin: 15px;
                padding: 20px;
                border-radius: 10px;
            }

            .profile-section {
                flex-direction: column;
                text-align: center;
                gap: 15px;
            }

            .form-row {
                flex-direction: column;
                gap: 15px;
            }

            .save-button {
                width: 100%;
                margin-top: 15px;
            }

            .password-section .form-row {
                display: flex;
                flex-direction: column;
                gap: 15px;
            }

            .password-section .form-group {
                width: 100%;
            }
        }