:root {
            --aamo7-primary: #FF6600;
            --aamo7-primary-dark: #E65C00;
            --aamo7-secondary: #2D3436;
            --aamo7-bg-light: #FBFBFF;
            --aamo7-text-main: #2D3436;
            --aamo7-text-muted: #636E72;
            --aamo7-white: #FFFFFF;
            --aamo7-shadow: 0 12px 40px rgba(0,0,0,0.08);
            --aamo7-transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--aamo7-bg-light);
            color: var(--aamo7-text-main);
            line-height: 1.7;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* 布局容器 */
        .aamo7-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航栏 */
        .aamo7-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(15px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 12px 0;
        }

        .aamo7-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

        .aamo7-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .aamo7-logo img {
            height: 32px;
            display: block;
        }

        .aamo7-nav-links {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            list-style: none;
            align-items: center;
        }

        .aamo7-nav-links a {
            text-decoration: none;
            color: var(--aamo7-text-main);
            font-size: 15px;
            font-weight: 500;
            transition: var(--aamo7-transition);
            padding: 8px 4px;
        }

        .aamo7-nav-links a:hover {
            color: var(--aamo7-primary);
        }

        /* Hero 区块 - 独特非对称布局 */
        .aamo7-hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at top right, #FFF5EE 0%, #FFFFFF 100%);
            position: relative;
            overflow: hidden;
        }

        .aamo7-hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .aamo7-hero-content {
            flex: 1 1 500px;
            min-width: 0;
        }

        .aamo7-hero-badge {
            display: inline-block;
            background: rgba(255, 102, 0, 0.1);
            color: var(--aamo7-primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .aamo7-hero-title {
            font-size: clamp(2.2rem, 4vw + 1rem, 3.8rem);
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 24px;
            word-break: break-word;
        }

        .aamo7-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--aamo7-text-muted);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .aamo7-hero-visual {
            flex: 1 1 400px;
            min-width: 0;
            position: relative;
        }

        .aamo7-floating-card {
            background: white;
            padding: 32px;
            border-radius: 24px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.1);
            border: 1px solid rgba(255, 102, 0, 0.1);
            transform: perspective(1000px) rotateY(-5deg);
        }

        /* 快捷键设置核心步骤 */
        .aamo7-section {
            padding: 96px 0;
        }

        .aamo7-section-title {
            text-align: center;
            margin-bottom: 64px;
        }

        .aamo7-section-title h2 {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            margin-bottom: 16px;
        }

        .aamo7-step-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .aamo7-step-card {
            background: var(--aamo7-white);
            padding: 40px;
            border-radius: 20px;
            transition: var(--aamo7-transition);
            border: 1px solid #F0F0F0;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .aamo7-step-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--aamo7-shadow);
        }

        .aamo7-step-number {
            font-size: 48px;
            font-weight: 900;
            color: rgba(255, 102, 0, 0.1);
            line-height: 1;
            margin-bottom: 20px;
        }

        .aamo7-step-card h3 {
            font-size: 22px;
            margin-bottom: 16px;
            color: var(--aamo7-secondary);
        }

        .aamo7-step-card p {
            color: var(--aamo7-text-muted);
            margin-bottom: 24px;
        }

        .aamo7-keyboard-hint {
            margin-top: auto;
            background: #F8F9FA;
            padding: 12px;
            border-radius: 8px;
            font-family: monospace;
            font-size: 14px;
            color: var(--aamo7-primary);
            text-align: center;
            border: 1px dashed #DDD;
        }

        /* 快捷键矩阵表 */
        .aamo7-matrix-section {
            background: #1A1A1A;
            color: white;
            border-radius: 40px;
            margin: 40px 24px;
            padding: 80px 48px;
        }

        .aamo7-matrix-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .aamo7-matrix-item {
            border-left: 2px solid var(--aamo7-primary);
            padding: 20px 24px;
            background: rgba(255,255,255,0.03);
            border-radius: 0 12px 12px 0;
        }

        .aamo7-matrix-item span {
            display: block;
            font-size: 13px;
            color: #AAA;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .aamo7-matrix-item strong {
            font-size: 18px;
            color: var(--aamo7-white);
        }

        /* 动态资讯区块 */
        .aamo7-news-section {
            padding: 80px 0;
            background: #FFF;
        }

        .aamo7-news-list {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .aamo7-news-item {
            flex: 1 1 300px;
            min-width: 0;
            padding: 24px;
            border-bottom: 1px solid #EEE;
            transition: var(--aamo7-transition);
        }

        .aamo7-news-item:hover {
            background: #FFF9F5;
        }

        .aamo7-news-item h4 {
            margin-bottom: 12px;
            font-size: 18px;
        }

        /* 页脚 */
        .aamo7-footer {
            background: #F4F4F7;
            padding: 80px 0 40px;
            margin-top: 64px;
        }

        .aamo7-footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            justify-content: space-between;
        }

        .aamo7-footer-brand {
            flex: 1 1 300px;
            min-width: 0;
        }

        .aamo7-footer-brand h2 {
            font-size: 24px;
            color: var(--aamo7-primary);
            margin-bottom: 16px;
        }

        .aamo7-footer-links {
            flex: 2 1 600px;
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }

        .aamo7-footer-col h5 {
            margin-bottom: 24px;
            font-size: 16px;
        }

        .aamo7-footer-col ul {
            list-style: none;
        }

        .aamo7-footer-col li {
            margin-bottom: 12px;
        }

        .aamo7-footer-col a {
            text-decoration: none;
            color: var(--aamo7-text-muted);
            font-size: 14px;
            transition: var(--aamo7-transition);
        }

        .aamo7-footer-col a:hover {
            color: var(--aamo7-primary);
        }

        .aamo7-copyright {
            text-align: center;
            padding-top: 60px;
            border-top: 1px solid #E0E0E0;
            margin-top: 60px;
            color: var(--aamo7-text-muted);
            font-size: 13px;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .aamo7-hero-grid {
                flex-direction: column;
                text-align: center;
            }
            .aamo7-hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }
            .aamo7-matrix-section {
                margin: 20px 12px;
                padding: 40px 24px;
            }
            .aamo7-nav-links {
                display: none; /* 简化移动端导航 */
            }
        }