* {
            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: #333;
            background: #f8fafc;
        }

        .sge7h-header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        }

        .sge7h-nav {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .sge7h-logo img {
            height: 40px;
            width: auto;
        }

        .sge7h-menu-toggle {
            display: none;
            flex-direction: column;
            background: none;
            border: none;
            cursor: pointer;
            padding: 5px;
        }

        .sge7h-menu-toggle span {
            width: 25px;
            height: 3px;
            background: #333;
            margin: 3px 0;
            transition: 0.3s;
        }

        .sge7h-nav-menu {
            display: flex;
            list-style: none;
            gap: 30px;
        }

        .sge7h-nav-menu a {
            text-decoration: none;
            color: #333;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }

        .sge7h-nav-menu a:hover {
            color: #007bff;
        }

        .sge7h-nav-menu a.active {
            color: #007bff;
        }

        .sge7h-nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            right: 0;
            height: 2px;
            background: #007bff;
        }

        .sge7h-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

        .sge7h-main {
            margin-top: 70px;
            min-height: calc(100vh - 70px);
        }

        .sge7h-support-hero {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .sge7h-support-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('images/features.jpg') center/cover;
            opacity: 0.1;
            z-index: 1;
        }

        .sge7h-support-hero .sge7h-container {
            position: relative;
            z-index: 2;
        }

        .sge7h-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .sge7h-support-hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

        .sge7h-support-hero p {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 40px;
        }

        .sge7h-search-box {
            max-width: 500px;
            margin: 0 auto;
            position: relative;
        }

        .sge7h-search-input {
            width: 100%;
            padding: 15px 50px 15px 20px;
            border: none;
            border-radius: 50px;
            font-size: 16px;
            outline: none;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .sge7h-search-btn {
            position: absolute;
            right: 5px;
            top: 50%;
            transform: translateY(-50%);
            background: #007bff;
            border: none;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .sge7h-support-content {
            padding: 80px 0;
        }

        .sge7h-support-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 60px;
            margin-bottom: 80px;
        }

        .sge7h-support-sidebar {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
            height: fit-content;
            position: sticky;
            top: 100px;
        }

        .sge7h-sidebar-section {
            margin-bottom: 40px;
        }

        .sge7h-sidebar-section:last-child {
            margin-bottom: 0;
        }

        .sge7h-sidebar-title {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 20px;
            color: #333;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sge7h-sidebar-list {
            list-style: none;
        }

        .sge7h-sidebar-list li {
            margin-bottom: 12px;
        }

        .sge7h-sidebar-list a {
            text-decoration: none;
            color: #666;
            padding: 10px 15px;
            border-radius: 10px;
            display: block;
            transition: all 0.3s;
            border-left: 3px solid transparent;
        }

        .sge7h-sidebar-list a:hover,
        .sge7h-sidebar-list a.active {
            background: #f0f7ff;
            color: #007bff;
            border-left-color: #007bff;
        }

        .sge7h-contact-card {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 30px;
            border-radius: 15px;
            text-align: center;
        }

        .sge7h-contact-card h3 {
            margin-bottom: 15px;
            font-size: 1.2rem;
        }

        .sge7h-contact-card p {
            margin-bottom: 20px;
            opacity: 0.9;
        }

        .sge7h-contact-btn {
            background: white;
            color: #667eea;
            padding: 12px 25px;
            border: none;
            border-radius: 25px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s;
        }

        .sge7h-contact-btn:hover {
            transform: translateY(-2px);
        }

        .sge7h-support-main {
            background: white;
            border-radius: 20px;
            padding: 50px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
        }

        .sge7h-faq-section {
            margin-bottom: 60px;
        }

        .sge7h-section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 30px;
            color: #333;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .sge7h-faq-item {
            border: 1px solid #e5e7eb;
            border-radius: 15px;
            margin-bottom: 20px;
            overflow: hidden;
            transition: all 0.3s;
        }

        .sge7h-faq-item:hover {
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }

        .sge7h-faq-question {
            background: #f8fafc;
            padding: 25px 30px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: #333;
            transition: background 0.3s;
        }

        .sge7h-faq-question:hover {
            background: #f0f7ff;
        }

        .sge7h-faq-toggle {
            font-size: 1.5rem;
            color: #007bff;
            transition: transform 0.3s;
        }

        .sge7h-faq-item.active .sge7h-faq-toggle {
            transform: rotate(45deg);
        }

        .sge7h-faq-answer {
            padding: 0 30px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s;
            background: white;
        }

        .sge7h-faq-item.active .sge7h-faq-answer {
            padding: 25px 30px;
            max-height: 500px;
        }

        .sge7h-faq-answer p {
            color: #666;
            line-height: 1.8;
        }

        .sge7h-install-guide {
            margin-bottom: 60px;
        }

        .sge7h-install-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .sge7h-install-step {
            background: #f8fafc;
            padding: 30px;
            border-radius: 15px;
            text-align: center;
            position: relative;
            transition: transform 0.3s;
        }

        .sge7h-install-step:hover {
            transform: translateY(-5px);
        }

        .sge7h-step-number {
            background: #007bff;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            margin: 0 auto 20px;
        }

        .sge7h-step-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 15px;
            color: #333;
        }

        .sge7h-step-desc {
            color: #666;
            line-height: 1.6;
        }

        .sge7h-download-section {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            padding: 60px;
            border-radius: 20px;
            color: white;
            text-align: center;
            margin-bottom: 60px;
        }

        .sge7h-download-section h2 {
            font-size: 2rem;
            margin-bottom: 20px;
        }

        .sge7h-download-section p {
            font-size: 1.1rem;
            margin-bottom: 40px;
            opacity: 0.9;
        }

        .sge7h-download-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .sge7h-download-card {
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            padding: 25px;
            border-radius: 15px;
            transition: transform 0.3s;
        }

        .sge7h-download-card:hover {
            transform: translateY(-5px);
        }

        .sge7h-download-icon {
            font-size: 3rem;
            margin-bottom: 15px;
        }

        .sge7h-download-platform {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .sge7h-download-info {
            font-size: 0.9rem;
            opacity: 0.8;
            margin-bottom: 20px;
        }

        .sge7h-download-btn {
            background: white;
            color: #f5576c;
            padding: 10px 20px;
            border: none;
            border-radius: 25px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s;
        }

        .sge7h-download-btn:hover {
            transform: scale(1.05);
        }

        .sge7h-stats-section {
            background: white;
            padding: 60px;
            border-radius: 20px;
            margin-bottom: 60px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
        }

        .sge7h-stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            text-align: center;
        }

        .sge7h-stat-item {
            padding: 20px;
        }

        .sge7h-stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: #007bff;
            margin-bottom: 10px;
        }

        .sge7h-stat-label {
            color: #666;
            font-weight: 500;
        }

        .sge7h-footer {
            background: #1a202c;
            color: white;
            padding: 60px 0 30px;
        }

        .sge7h-footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .sge7h-footer-section h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: #007bff;
        }

        .sge7h-footer-section ul {
            list-style: none;
        }

        .sge7h-footer-section ul li {
            margin-bottom: 10px;
        }

        .sge7h-footer-section ul li a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s;
        }

        .sge7h-footer-section ul li a:hover {
            color: #007bff;
        }

        .sge7h-footer-bottom {
            border-top: 1px solid #2d3748;
            padding-top: 30px;
            text-align: center;
            color: #718096;
        }

        @media (max-width: 768px) {
            .sge7h-menu-toggle {
                display: flex;
            }

            .sge7h-nav-menu {
                display: none;
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                background: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
                z-index: 1001;
            }

            .sge7h-nav-menu.active {
                display: flex;
            }

            .sge7h-nav-overlay.active {
                display: block;
            }

            .sge7h-support-hero h1 {
                font-size: 2rem;
            }

            .sge7h-support-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .sge7h-support-sidebar {
                position: static;
                order: 2;
            }

            .sge7h-support-main {
                padding: 30px 20px;
                order: 1;
            }

            .sge7h-section-title {
                font-size: 1.8rem;
            }

            .sge7h-install-steps {
                grid-template-columns: 1fr;
            }

            .sge7h-download-section {
                padding: 40px 20px;
            }

            .sge7h-download-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .sge7h-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .sge7h-footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 480px) {
            .sge7h-container {
                padding: 0 15px;
            }

            .sge7h-support-hero {
                padding: 60px 0;
            }

            .sge7h-support-hero h1 {
                font-size: 1.8rem;
            }

            .sge7h-download-grid {
                grid-template-columns: 1fr;
            }

            .sge7h-stats-grid {
                grid-template-columns: 1fr;
            }

            .sge7h-stat-number {
                font-size: 2.5rem;
            }
        }