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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: #202124;
            background-color: #ffffff;
        }

        /* Header & Navigation */
        .sw9d9n-header {
            background-color: #ffffff;
            border-bottom: 1px solid #dadce0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 3px rgba(0,0,0,0.12);
        }

        .sw9d9n-nav {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .sw9d9n-logo img {
            height: 40px;
            width: auto;
        }

        .sw9d9n-menu-toggle {
            display: none;
            flex-direction: column;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            gap: 5px;
        }

        .sw9d9n-menu-toggle span {
            width: 24px;
            height: 2px;
            background-color: #202124;
            transition: all 0.3s ease;
        }

        .sw9d9n-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(8px, 8px);
        }

        .sw9d9n-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .sw9d9n-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -7px);
        }

        .sw9d9n-nav-menu {
            display: flex;
            gap: 30px;
            align-items: center;
        }

        .sw9d9n-nav-link {
            text-decoration: none;
            color: #202124;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s ease;
            padding: 8px 0;
        }

        .sw9d9n-nav-link:hover,
        .sw9d9n-nav-link.active {
            color: #1f73db;
            border-bottom: 2px solid #1f73db;
        }

        .sw9d9n-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0,0,0,0.5);
            z-index: 999;
        }

        .sw9d9n-nav-overlay.active {
            display: block;
        }

        /* Support Page Specific */
        .sw9d9n-support-header {
            background: linear-gradient(135deg, #1f73db 0%, #0d47a1 100%);
            color: white;
            padding: 40px 20px;
            text-align: center;
        }

        .sw9d9n-support-header-content {
            max-width: 1400px;
            margin: 0 auto;
        }

        .sw9d9n-support-title {
            font-size: 32px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .sw9d9n-support-subtitle {
            font-size: 16px;
            opacity: 0.95;
            margin-bottom: 24px;
        }

        .sw9d9n-search-container {
            display: flex;
            gap: 10px;
            max-width: 600px;
            margin: 0 auto;
        }

        .sw9d9n-search-input {
            flex: 1;
            padding: 12px 16px;
            border: none;
            border-radius: 4px;
            font-size: 14px;
            outline: none;
        }

        .sw9d9n-search-button {
            padding: 12px 24px;
            background-color: rgba(255,255,255,0.2);
            border: 1px solid white;
            color: white;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .sw9d9n-search-button:hover {
            background-color: rgba(255,255,255,0.3);
        }

        /* Main Content */
        .sw9d9n-support-main {
            max-width: 1400px;
            margin: 0 auto;
            padding: 60px 20px;
        }

        /* Category Navigation */
        .sw9d9n-category-nav {
            display: flex;
            gap: 20px;
            margin-bottom: 60px;
            flex-wrap: wrap;
            border-bottom: 1px solid #dadce0;
            padding-bottom: 20px;
        }

        .sw9d9n-category-btn {
            padding: 10px 16px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            color: #5f6368;
            transition: all 0.3s ease;
            border-bottom: 3px solid transparent;
            margin-bottom: -21px;
        }

        .sw9d9n-category-btn:hover,
        .sw9d9n-category-btn.active {
            color: #1f73db;
            border-bottom-color: #1f73db;
        }

        /* FAQ Section */
        .sw9d9n-faq-section {
            margin-bottom: 60px;
        }

        .sw9d9n-faq-title {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 30px;
            color: #202124;
        }

        .sw9d9n-faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .sw9d9n-faq-item {
            border: 1px solid #dadce0;
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .sw9d9n-faq-item:hover {
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            border-color: #1f73db;
        }

        .sw9d9n-faq-question {
            padding: 16px 20px;
            background-color: #f8f9fa;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 500;
            transition: background-color 0.3s ease;
        }

        .sw9d9n-faq-item.active .sw9d9n-faq-question {
            background-color: #e8f0fe;
            color: #1f73db;
        }

        .sw9d9n-faq-toggle {
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: transform 0.3s ease;
        }

        .sw9d9n-faq-item.active .sw9d9n-faq-toggle {
            transform: rotate(180deg);
        }

        .sw9d9n-faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 20px;
        }

        .sw9d9n-faq-item.active .sw9d9n-faq-answer {
            max-height: 500px;
            padding: 16px 20px;
        }

        .sw9d9n-faq-answer p {
            color: #5f6368;
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .sw9d9n-faq-answer p:last-child {
            margin-bottom: 0;
        }

        /* Quick Links Section */
        .sw9d9n-quick-links {
            background-color: #f8f9fa;
            padding: 40px 20px;
            border-radius: 8px;
            margin-bottom: 60px;
        }

        .sw9d9n-quick-links-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 24px;
            color: #202124;
        }

        .sw9d9n-quick-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .sw9d9n-quick-link-card {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            border: 1px solid #dadce0;
            text-decoration: none;
            color: #202124;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .sw9d9n-quick-link-card:hover {
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            border-color: #1f73db;
            transform: translateY(-2px);
        }

        .sw9d9n-quick-link-icon {
            font-size: 28px;
            margin-bottom: 12px;
            display: block;
        }

        .sw9d9n-quick-link-text {
            font-weight: 600;
            font-size: 14px;
            margin-bottom: 8px;
        }

        .sw9d9n-quick-link-desc {
            font-size: 12px;
            color: #5f6368;
        }

        /* Installation Guide */
        .sw9d9n-install-guide {
            margin-bottom: 60px;
        }

        .sw9d9n-install-title {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 30px;
            color: #202124;
        }

        .sw9d9n-install-steps {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sw9d9n-install-step {
            display: flex;
            gap: 20px;
            padding: 24px;
            background-color: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid #1f73db;
        }

        .sw9d9n-step-number {
            min-width: 40px;
            width: 40px;
            height: 40px;
            background-color: #1f73db;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 16px;
        }

        .sw9d9n-step-content h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #202124;
        }

        .sw9d9n-step-content p {
            font-size: 14px;
            color: #5f6368;
            line-height: 1.6;
        }

        /* Contact Section */
        .sw9d9n-contact-section {
            background-color: #f8f9fa;
            padding: 40px 20px;
            border-radius: 8px;
            text-align: center;
            margin-bottom: 60px;
        }

        .sw9d9n-contact-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #202124;
        }

        .sw9d9n-contact-text {
            color: #5f6368;
            margin-bottom: 24px;
            font-size: 14px;
        }

        .sw9d9n-contact-button {
            display: inline-block;
            padding: 12px 24px;
            background-color: #1f73db;
            color: white;
            text-decoration: none;
            border-radius: 4px;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }

        .sw9d9n-contact-button:hover {
            background-color: #1565c0;
            box-shadow: 0 4px 12px rgba(31, 115, 219, 0.3);
        }

        /* Footer */
        .sw9d9n-footer {
            background-color: #202124;
            color: white;
            padding: 40px 20px;
            margin-top: 60px;
        }

        .sw9d9n-footer-content {
            max-width: 1400px;
            margin: 0 auto;
        }

        .sw9d9n-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .sw9d9n-footer-section h4 {
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 16px;
            color: white;
        }

        .sw9d9n-footer-link {
            color: #bdc1c6;
            text-decoration: none;
            font-size: 13px;
            display: block;
            margin-bottom: 10px;
            transition: color 0.3s ease;
        }

        .sw9d9n-footer-link:hover {
            color: white;
        }

        .sw9d9n-footer-bottom {
            border-top: 1px solid #5f6368;
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .sw9d9n-footer-brand {
            font-size: 14px;
            font-weight: 600;
            color: white;
        }

        .sw9d9n-footer-legal {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .sw9d9n-footer-legal-link {
            color: #bdc1c6;
            text-decoration: none;
            font-size: 12px;
            transition: color 0.3s ease;
        }

        .sw9d9n-footer-legal-link:hover {
            color: white;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .sw9d9n-menu-toggle {
                display: flex;
            }

            .sw9d9n-nav-menu {
                display: none;
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                flex-direction: column;
                gap: 0;
                background-color: white;
                border-bottom: 1px solid #dadce0;
                z-index: 999;
            }

            .sw9d9n-nav-menu.active {
                display: flex;
            }

            .sw9d9n-nav-link {
                padding: 16px 20px;
                border: none;
                border-bottom: 1px solid #dadce0;
                width: 100%;
                text-align: left;
            }

            .sw9d9n-nav-link:hover,
            .sw9d9n-nav-link.active {
                border-bottom: 1px solid #dadce0;
                background-color: #f8f9fa;
            }

            .sw9d9n-support-title {
                font-size: 24px;
            }

            .sw9d9n-support-header {
                padding: 30px 20px;
            }

            .sw9d9n-search-container {
                flex-direction: column;
            }

            .sw9d9n-category-nav {
                flex-direction: column;
                gap: 0;
                border-bottom: none;
                padding-bottom: 0;
            }

            .sw9d9n-category-btn {
                width: 100%;
                text-align: left;
                padding: 12px 16px;
                border-bottom: 1px solid #dadce0;
                margin-bottom: 0;
                border-bottom-color: #dadce0;
            }

            .sw9d9n-category-btn:hover,
            .sw9d9n-category-btn.active {
                border-bottom: 1px solid #1f73db;
                background-color: #f8f9fa;
            }

            .sw9d9n-install-step {
                flex-direction: column;
                gap: 12px;
            }

            .sw9d9n-footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .sw9d9n-quick-links-grid {
                grid-template-columns: 1fr;
            }

            .sw9d9n-support-main {
                padding: 30px 20px;
            }
        }

        @media (max-width: 480px) {
            .sw9d9n-support-title {
                font-size: 20px;
            }

            .sw9d9n-support-subtitle {
                font-size: 14px;
            }

            .sw9d9n-faq-title,
            .sw9d9n-install-title,
            .sw9d9n-quick-links-title {
                font-size: 18px;
            }

            .sw9d9n-footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }