:root {
            --primary: #75c3e1;
            --primary-soft: rgba(117, 195, 225, 0.1);
            --accent: #5ab3d4;
            --base-bg: #f8fbfe;
            --surface: #ffffff;
            --nexus-color: #2c3e50;
            --apex-color: #5d6d7e;
            --radius: 14px;
            --shadow-sm: 0 4px 12px rgba(0,0,0,0.05);
            --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
            --transition: 0.35s ease;
        }

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

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--base-bg);
            color: var(--nexus-color);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        /* 导航复用与适配 */
        .glide {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .trace {
            max-width: 1200px;
            margin: 0 auto;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .glyph img {
            height: 32px;
            display: block;
        }

        .pixel {
            display: flex;
            gap: 30px;
        }

        .quill {
            text-decoration: none;
            color: var(--nexus-color);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .quill:hover, .quill.active {
            color: var(--primary);
        }

        .quill.active::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .flick-primary {
            background: var(--primary);
            color: #fff;
            padding: 10px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(117, 195, 225, 0.3);
            border: none;
            display: inline-block;
            cursor: pointer;
        }

        .flick-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(117, 195, 225, 0.4);
        }

        /* 核心布局 */
        .envelope {
            width: 100%;
            padding-top: 80px;
        }

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

        /* Hero: Zenith - AI Flow Demo */
        .zenith {
            min-height: 85vh;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 60px 0;
            gap: 40px;
        }

        .zenith-synapse {
            flex: 1;
            min-width: 320px;
        }

        .nexus-zenith {
            font-size: clamp(32px, 5vw, 52px);
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 25px;
            color: var(--nexus-color);
            word-break: keep-all;
        }

        .apex-zenith {
            font-size: 18px;
            color: var(--apex-color);
            margin-bottom: 35px;
            max-width: 500px;
            word-break: break-word;
        }

        .zenith-vista {
            flex: 1.2;
            min-width: 320px;
            position: relative;
        }

        .pouch-float {
            background: rgba(255, 255, 255, 0.9);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(255,255,255,0.5);
            backdrop-filter: blur(10px);
            position: relative;
            z-index: 2;
            transition: var(--transition);
        }

        .strand-workflow {
            width: 100%;
            border-radius: 10px;
            display: block;
        }

        .shard-motion {
            position: absolute;
            bottom: -30px;
            right: -20px;
            background: #fff;
            padding: 20px;
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            width: 260px;
            z-index: 3;
            border: 1px solid var(--primary-soft);
        }

        /* Multimodal Grid: Vista - Capability */
        .vista-motif {
            padding: 100px 0;
            background: radial-gradient(circle at top right, #eef7fb, transparent);
        }

        .nexus-motif {
            text-align: center;
            font-size: 36px;
            margin-bottom: 60px;
            font-weight: 700;
        }

        .canvas-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .pouch-feature {
            background: var(--surface);
            padding: 40px;
            border-radius: var(--radius);
            border: 1px solid #f0f0f0;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .pouch-feature:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }

        .lexis-wrap {
            width: 64px;
            height: 64px;
            background: var(--primary-soft);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            color: var(--primary);
        }

        .nexus-feature {
            font-size: 22px;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .apex-feature {
            font-size: 15px;
            color: var(--apex-color);
        }

        /* Efficiency Stats: Comparison */
        .datum-stats {
            padding: 100px 0;
            background: #2c3e50;
            color: #fff;
            overflow: hidden;
        }

        .canvas-stats {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 60px;
        }

        .stats-synapse {
            flex: 1;
            min-width: 300px;
        }

        .nexus-stats {
            font-size: 36px;
            margin-bottom: 20px;
            color: #fff;
        }

        .stats-motif {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-top: 50px;
        }

        .shroud-stat {
            flex: 1;
            min-width: 140px;
        }

        .stat-num {
            font-size: 48px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 10px;
        }

        .stat-cloud {
            font-size: 16px;
            opacity: 0.8;
        }

        /* Footer: Bedrock */
        .bedrock {
            background: #f4f7f9;
            padding: 80px 0 40px;
            border-top: 1px solid #eef1f4;
        }

        .canvas-omega {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

        .omega-synapse {
            max-width: 300px;
        }

        .nexus-omega {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--nexus-color);
        }

        .apex-omega {
            font-size: 14px;
            color: var(--apex-color);
        }

        .motif-links {
            display: flex;
            gap: 60px;
            flex-wrap: wrap;
        }

        .aura-motif {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .quill-omega {
            text-decoration: none;
            color: var(--apex-color);
            font-size: 14px;
            transition: var(--transition);
        }

        .quill-omega:hover {
            color: var(--primary);
        }

        .datum-bottom {
            margin-top: 60px;
            padding-top: 30px;
            border-top: 1px solid #e0e6eb;
            text-align: center;
            font-size: 13px;
            color: #95a5a6;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .canvas-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .pixel { display: none; }
            .zenith { flex-direction: column; text-align: center; }
            .apex-zenith { margin-left: auto; margin-right: auto; }
            .canvas-grid { grid-template-columns: 1fr; }
            .canvas-stats { flex-direction: column; text-align: center; }
            .stats-motif { justify-content: center; }
            .shard-motion { position: relative; bottom: 0; right: 0; width: 100%; margin-top: 20px; }
        }

.glide-glide{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(117, 195, 225, 0.1);
        }

.glide-glide .glide-trace{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 15px 5vw;
            max-width: 1400px;
            margin: 0 auto;
        }

.glide-glide .glide-glyph{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.glide-glide .glide-glyph img{
            height: 40px;
            width: auto;
        }

.glide-glide .glide-pixel{
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            list-style: none;
            min-width: 0;
        }

.glide-glide .glide-quill{
            text-decoration: none;
            color: #2c3e50;
            font-weight: 500;
            font-size: 16px;
            transition: 0.35s ease;
            position: relative;
        }

.glide-glide .glide-quill:hover, .glide-glide .glide-quill.active{
            color: #75c3e1;
        }

.glide-glide .glide-quill.active::after{
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #75c3e1;
            border-radius: 2px;
        }

.glide-glide .glide-flick-primary{
            display: inline-block;
            background: #75c3e1;
            color: #ffffff;
            padding: 16px 45px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 18px;
            transition: 0.35s ease;
            box-shadow: 0 10px 20px rgba(117, 195, 225, 0.3);
            border: none;
            cursor: pointer;
        }

.glide-glide .glide-flick-primary:hover{
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(117, 195, 225, 0.4);
        }

@media (max-width: 768px){.glide-glide .glide-trace{
                padding: 15px 20px;
            }

.glide-glide .glide-pixel{
                display: none; 
            }}

.glide-glide {
    background: rgb(255, 255, 255);
    background-image: none;
}

.bedrock-envelope {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.8;
    word-break: keep-all;
    color: var(--dark);
}
.bedrock-envelope,
.bedrock-envelope *,
.bedrock-envelope *::before,
.bedrock-envelope *::after {
    box-sizing: border-box;
}

.bedrock-envelope [role="navigation"],
.bedrock-envelope div,
.bedrock-envelope section,
.bedrock-envelope article,
.bedrock-envelope aside,
.bedrock-envelope p,
.bedrock-envelope h1,
.bedrock-envelope h2,
.bedrock-envelope h3,
.bedrock-envelope h4,
.bedrock-envelope h5,
.bedrock-envelope h6,
.bedrock-envelope a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

.bedrock-envelope p,
.bedrock-envelope h1,
.bedrock-envelope h2,
.bedrock-envelope h3,
.bedrock-envelope h4,
.bedrock-envelope h5,
.bedrock-envelope h6 {
    text-decoration: none;
}

.bedrock-envelope img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 0;
}

.bedrock-envelope {
    box-shadow: none;
    filter: none;
    text-shadow: none;
    background-image: none;
    border-top: none;
    border-left: none;
    border-right: none;
    outline: none;
}

.bedrock-envelope a,
.bedrock-envelope a:hover,
.bedrock-envelope a:focus,
.bedrock-envelope a:active {
    background: transparent;
    box-shadow: none;
    outline: none;
    text-decoration: none;
}

.bedrock-envelope .bedrock-synapse{
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
        }

.bedrock-envelope .bedrock-glide{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(117, 195, 225, 0.1);
        }

.bedrock-envelope .bedrock-trace{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 15px 5vw;
            max-width: 1400px;
            margin: 0 auto;
        }

.bedrock-envelope .bedrock-glyph{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.bedrock-envelope .bedrock-glyph img{
            height: 40px;
            width: auto;
        }

.bedrock-envelope .bedrock-pixel{
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            list-style: none;
            min-width: 0;
        }

.bedrock-envelope .bedrock-quill{
            text-decoration: none;
            color: #2c3e50;
            font-weight: 500;
            font-size: 16px;
            transition: 0.35s ease;
            position: relative;
        }

.bedrock-envelope .bedrock-quill:hover, .bedrock-envelope .bedrock-quill.active{
            color: #75c3e1;
        }

.bedrock-envelope .bedrock-quill.active::after{
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #75c3e1;
            border-radius: 2px;
        }

.bedrock-envelope .bedrock-zenith{
            position: relative;
            min-height: 85vh;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            overflow: hidden;
            background-color: #eef7fb;
        }

.bedrock-envelope .bedrock-strand-vista{
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 1;
        }

.bedrock-envelope .bedrock-pouch-float{
            position: relative;
            z-index: 2;
            background: rgba(255, 255, 255, 0.95);
            padding: 60px;
            border-radius: 14px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.12);
            max-width: 600px;
            margin: 5vw;
            margin-top: 10vh;
            border: 1px solid rgba(255,255,255,0.5);
            backdrop-filter: blur(15px);
        }

.bedrock-envelope .bedrock-nexus-zenith{
            font-size: clamp(32px, 5vw, 48px);
            line-height: 1.2;
            margin-bottom: 25px;
            color: #2c3e50;
            font-weight: 800;
        }

.bedrock-envelope .bedrock-apex-zenith{
            font-size: 18px;
            color: #7f8c8d;
            margin-bottom: 40px;
            max-width: 450px;
        }

.bedrock-envelope .bedrock-flick-primary{
            display: inline-block;
            background: #75c3e1;
            color: #ffffff;
            padding: 16px 45px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 18px;
            transition: 0.35s ease;
            box-shadow: 0 10px 20px rgba(117, 195, 225, 0.3);
            border: none;
            cursor: pointer;
        }

.bedrock-envelope .bedrock-flick-primary:hover{
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(117, 195, 225, 0.4);
        }

.bedrock-envelope .bedrock-capability{
            padding: 100px 5vw;
            background: #ffffff;
        }

.bedrock-envelope .bedrock-motif-grid{
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 60px;
        }

.bedrock-envelope .bedrock-pouch-feature{
            flex: 1;
            min-width: 280px;
            padding: 40px;
            background: #f8fbfe;
            border-radius: 14px;
            transition: 0.35s ease;
            border: 1px solid transparent;
        }

.bedrock-envelope .bedrock-pouch-feature:hover{
            background: #ffffff;
            border-color: #75c3e1;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transform: translateY(-10px);
        }

.bedrock-envelope .bedrock-lexis-wrap{
            width: 64px;
            height: 64px;
            background: rgba(117, 195, 225, 0.1);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            color: #75c3e1;
        }

.bedrock-envelope .bedrock-nexus-shard{
            font-size: 22px;
            margin-bottom: 15px;
            font-weight: 700;
        }

.bedrock-envelope .bedrock-apex-shard{
            font-size: 15px;
            color: #7f8c8d;
        }

.bedrock-envelope .bedrock-comparison{
            padding: 100px 5vw;
            display: flex;
            flex-wrap: wrap;
            gap: 50px;
            align-items: center;
            background-color: #f0f7fa;
        }

.bedrock-envelope .bedrock-vista-news{
            flex: 1;
            min-width: 350px;
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }

.bedrock-envelope .bedrock-strand-news{
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.8s ease;
        }

.bedrock-envelope .bedrock-vista-news:hover .bedrock-strand-news{
            transform: scale(1.05);
        }

.bedrock-envelope .bedrock-synapse-info{
            flex: 1;
            min-width: 350px;
        }

.bedrock-envelope .bedrock-aura-tag{
            display: inline-block;
            padding: 5px 15px;
            background: #75c3e1;
            color: white;
            font-size: 12px;
            border-radius: 20px;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

.bedrock-envelope .bedrock-nexus-news{
            font-size: 36px;
            margin-bottom: 25px;
            font-weight: 800;
            line-height: 1.3;
        }

.bedrock-envelope .bedrock-shroud-news{
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

.bedrock-envelope .bedrock-apex-date{
            font-size: 14px;
            color: #75c3e1;
            font-weight: 600;
            display: block;
            margin-bottom: 8px;
        }

.bedrock-envelope .bedrock-quill-news{
            font-size: 18px;
            font-weight: 600;
            color: #2c3e50;
            text-decoration: none;
            transition: 0.35s ease;
        }

.bedrock-envelope .bedrock-quill-news:hover{
            color: #75c3e1;
        }

.bedrock-envelope .bedrock-pathway{
            padding: 100px 5vw;
            background: #ffffff;
            text-align: center;
        }

.bedrock-envelope .bedrock-motif-path{
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin-top: 50px;
        }

.bedrock-envelope .bedrock-pouch-path{
            flex: 1;
            min-width: 260px;
            max-width: 320px;
            background: #f8fbfe;
            padding: 40px 30px;
            border-radius: 14px;
            text-decoration: none;
            transition: 0.35s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            border: 1px solid transparent;
        }

.bedrock-envelope .bedrock-pouch-path:hover{
            transform: translateY(-5px);
            background: #ffffff;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            border-color: rgba(117, 195, 225, 0.3);
        }

.bedrock-envelope .bedrock-nexus-path{
            font-size: 20px;
            margin: 20px 0 10px;
            color: #2c3e50;
            font-weight: 700;
        }

.bedrock-envelope .bedrock-apex-path{
            font-size: 14px;
            color: #7f8c8d;
            line-height: 1.6;
        }

.bedrock-envelope .bedrock-omega{
            background: #232a31;
            color: rgba(255,255,255,0.7);
            padding: 80px 5vw 40px;
        }

.bedrock-envelope .bedrock-bedrock{
            display: flex;
            flex-wrap: wrap;
            gap: 60px;
            max-width: 1400px;
            margin: 0 auto;
        }

.bedrock-envelope .bedrock-datum-brand{
            flex: 2;
            min-width: 280px;
        }

.bedrock-envelope .bedrock-datum-brand h2{
            color: #ffffff;
            font-size: 24px;
            margin-bottom: 20px;
        }

.bedrock-envelope .bedrock-datum-links{
            flex: 1;
            min-width: 150px;
        }

.bedrock-envelope .bedrock-datum-links h3{
            color: #ffffff;
            font-size: 18px;
            margin-bottom: 25px;
        }

.bedrock-envelope .bedrock-pixel-omega{
            list-style: none;
        }

.bedrock-envelope .bedrock-pixel-omega li{
            margin-bottom: 12px;
        }

.bedrock-envelope .bedrock-quill-omega{
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            transition: 0.35s ease;
            font-size: 14px;
        }

.bedrock-envelope .bedrock-quill-omega:hover{
            color: #75c3e1;
            padding-left: 5px;
        }

.bedrock-envelope .bedrock-aura-copyright{
            margin-top: 60px;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.05);
            text-align: center;
            font-size: 13px;
        }

@media (max-width: 768px){.bedrock-envelope .bedrock-trace{
                padding: 15px 20px;
            }

.bedrock-envelope .bedrock-pixel{
                display: none; 
            }

.bedrock-envelope .bedrock-pouch-float{
                margin: 20px;
                padding: 30px;
            }

.bedrock-envelope .bedrock-zenith{
                min-height: auto;
                padding-top: 60px;
                padding-bottom: 60px;
            }

.bedrock-envelope .bedrock-comparison{
                flex-direction: column;
            }

.bedrock-envelope .bedrock-motif-grid, .bedrock-envelope .bedrock-motif-path{
                flex-direction: column;
                align-items: center;
            }

.bedrock-envelope .bedrock-pouch-feature, .bedrock-envelope .bedrock-pouch-path{
                width: 100%;
                max-width: none;
            }}

.bedrock-envelope .bedrock-svg-motion{
            position: absolute;
            right: 5%;
            top: 20%;
            width: 300px;
            height: 300px;
            z-index: 1;
            pointer-events: none;
            opacity: 0.6;
        }

.bedrock-envelope .bedrock-pulse{
            animation: pulse 4s infinite ease-in-out;
        }