:root {
            --mpr9yq-primary: #A855F7;
            --mpr9yq-primary-dark: #7E22CE;
            --mpr9yq-bg: #0F172A;
            --mpr9yq-card-bg: #1E293B;
            --mpr9yq-text: #F8FAFC;
            --mpr9yq-text-muted: #94A3B8;
            --mpr9yq-border: #334155;
            --mpr9yq-container-width: 1100px;
            --mpr9yq-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--mpr9yq-bg);
            color: var(--mpr9yq-text);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 导航栏设计 */
        .mpr9yq-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--mpr9yq-border);
        }

        .mpr9yq-nav-container {
            max-width: var(--mpr9yq-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .mpr9yq-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .mpr9yq-logo img {
            height: 40px;
            width: auto;
        }

        .mpr9yq-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 16px;
            min-width: 0;
        }

        .mpr9yq-nav-link {
            text-decoration: none;
            color: var(--mpr9yq-text-muted);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--mpr9yq-transition);
            padding: 8px 4px;
            position: relative;
            word-break: keep-all;
        }

        .mpr9yq-nav-link:hover,
        .mpr9yq-nav-link.mpr9yq-active {
            color: var(--mpr9yq-primary);
        }

        .mpr9yq-nav-link.mpr9yq-active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--mpr9yq-primary);
            border-radius: 2px;
        }

        /* Hero 区块 - 独特非对称布局 */
        .mpr9yq-hero {
            padding: 160px 24px 80px;
            position: relative;
            overflow: hidden;
            background: radial-gradient(circle at 10% 20%, rgba(168, 85, 247, 0.15) 0%, transparent 40%);
        }

        .mpr9yq-hero-inner {
            max-width: var(--mpr9yq-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .mpr9yq-hero-content {
            flex: 1;
            min-width: 320px;
            word-break: break-word;
        }

        .mpr9yq-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #FFF 0%, var(--mpr9yq-primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .mpr9yq-hero-subtitle {
            font-size: clamp(1rem, 1.2vw + 0.5rem, 1.25rem);
            color: var(--mpr9yq-text-muted);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .mpr9yq-hero-visual {
            flex: 1;
            min-width: 320px;
            position: relative;
        }

        /* 模拟按钮栏 UI */
        .mpr9yq-button-bar-mockup {
            background: var(--mpr9yq-card-bg);
            border: 1px solid var(--mpr9yq-border);
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
            gap: 12px;
        }

        .mpr9yq-mock-btn {
            height: 48px;
            border-radius: 8px;
            background: #334155;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--mpr9yq-text-muted);
            border-bottom: 2px solid rgba(0,0,0,0.3);
            cursor: pointer;
            transition: var(--mpr9yq-transition);
        }

        .mpr9yq-mock-btn:hover {
            transform: translateY(-2px);
            background: var(--mpr9yq-primary);
            color: white;
        }

        .mpr9yq-mock-btn.mpr9yq-special {
            background: linear-gradient(135deg, #6366F1, #A855F7);
            color: white;
        }

        /* 协议矩阵区块 */
        .mpr9yq-section {
            padding: 96px 24px;
            max-width: var(--mpr9yq-container-width);
            margin: 0 auto;
        }

        .mpr9yq-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .mpr9yq-section-title {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            margin-bottom: 16px;
        }

        .mpr9yq-matrix-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .mpr9yq-matrix-card {
            background: var(--mpr9yq-card-bg);
            border: 1px solid var(--mpr9yq-border);
            border-radius: 20px;
            padding: 32px;
            transition: var(--mpr9yq-transition);
        }

        .mpr9yq-matrix-card:hover {
            border-color: var(--mpr9yq-primary);
            transform: scale(1.02);
        }

        .mpr9yq-layer-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(168, 85, 247, 0.1);
            color: var(--mpr9yq-primary);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .mpr9yq-matrix-protocols {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin: 16px 0;
        }

        .mpr9yq-protocol-pill {
            background: #0F172A;
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            border: 1px solid var(--mpr9yq-border);
        }

        /* 功能展示区块 */
        .mpr9yq-feature-showcase {
            background: #0a0f1d;
            padding: 96px 24px;
        }

        .mpr9yq-feature-item {
            max-width: var(--mpr9yq-container-width);
            margin: 0 auto 80px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 64px;
        }

        .mpr9yq-feature-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .mpr9yq-feature-text {
            flex: 1;
            min-width: 300px;
        }

        .mpr9yq-feature-visual {
            flex: 1;
            min-width: 300px;
            background: linear-gradient(45deg, var(--mpr9yq-card-bg), #0F172A);
            border-radius: 24px;
            padding: 40px;
            border: 1px solid var(--mpr9yq-border);
            text-align: center;
        }

        .mpr9yq-value-prop {
            color: var(--mpr9yq-primary);
            font-weight: 700;
            margin-top: 16px;
            display: block;
        }

        /* 页脚 */
        .mpr9yq-footer {
            border-top: 1px solid var(--mpr9yq-border);
            padding: 64px 24px;
            background: #0F172A;
        }

        .mpr9yq-footer-inner {
            max-width: var(--mpr9yq-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

        .mpr9yq-footer-brand {
            flex: 1;
            min-width: 240px;
        }

        .mpr9yq-footer-title {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: white;
        }

        .mpr9yq-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .mpr9yq-footer-group h4 {
            margin-bottom: 20px;
            color: white;
            font-size: 1rem;
        }

        .mpr9yq-footer-list {
            list-style: none;
        }

        .mpr9yq-footer-list li {
            margin-bottom: 12px;
        }

        .mpr9yq-footer-list a {
            text-decoration: none;
            color: var(--mpr9yq-text-muted);
            transition: var(--mpr9yq-transition);
        }

        .mpr9yq-footer-list a:hover {
            color: var(--mpr9yq-primary);
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .mpr9yq-nav-container {
                height: auto;
                padding: 16px;
            }
            .mpr9yq-nav-menu {
                margin-top: 16px;
                justify-content: center;
            }
            .mpr9yq-hero {
                padding-top: 120px;
            }
            .mpr9yq-feature-item {
                gap: 32px;
            }
        }

        /* 装饰元素 */
        .mpr9yq-glow {
            position: absolute;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, transparent 70%);
            z-index: -1;
            pointer-events: none;
        }