:root {
            --primary: #4fb3de;
            --dark: #1a1c1e;
            --grey: #f5f7fa;
            --text: #333;
            --radius: 15px;
            --gap: 2rem;
            --transition: 0.35s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text);
            line-height: 1.7;
            background-color: #fff;
            overflow-x: hidden;
            word-break: break-word;
        }

        /* 顶部导航区域 - crest */
        .crest {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .sougo {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

        .stroke {
            height: 32px;
            display: flex;
            align-items: center;
        }

        .stroke img {
            height: 100%;
            width: auto;
        }

        .pathway {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .tier {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .tone {
            text-decoration: none;
            color: #555;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }

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

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

        /* 主体布局 - vault */
        .vault {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
        }

        /* 展示区域 - zenith (Hero Section: reverse_split) */
        .zenith {
            display: flex;
            flex-wrap: wrap;
            min-height: 90vh;
            align-items: center;
            background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
            margin-bottom: 4rem;
            padding-top: 70px;
        }

        .vivid {
            flex: 1 1 55%;
            min-width: 0;
            height: 100%;
            position: relative;
            padding-left: 0; /* 延伸到左边缘 */
        }

        .cloudy {
            flex: 1 1 40%;
            min-width: 0;
            padding: 4rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .optic-motion {
            width: 100%;
            height: auto;
            max-width: 800px;
        }

        .apex-matrix {
            font-size: clamp(2.5rem, 5vw, 3.8rem);
            line-height: 1.2;
            color: var(--dark);
            margin-bottom: 1.5rem;
            font-weight: 800;
            letter-spacing: -1px;
        }

        .lore-lead {
            font-size: 1.25rem;
            color: #666;
            margin-bottom: 2.5rem;
            max-width: 500px;
        }

        .trigger-batch {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .strike-primary {
            background: var(--primary);
            color: #fff;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            box-shadow: 0 10px 20px rgba(79, 179, 222, 0.3);
            transition: var(--transition);
            display: inline-block;
        }

        .strike-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(79, 179, 222, 0.4);
        }

        /* 功能矩阵 - capability (Matrix layout) */
        .matrix-hub {
            padding: 6rem 0;
            background: #fff;
        }

        .apex-center {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 4rem;
            color: var(--dark);
        }

        .stage-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2.5rem;
        }

        .skinn-feature {
            background: var(--grey);
            padding: 3rem;
            border-radius: var(--radius);
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.02);
            position: relative;
            overflow: hidden;
        }

        .skinn-feature:hover {
            background: #fff;
            box-shadow: 0 20px 40px rgba(0,0,0,0.06);
            transform: translateY(-10px);
            border-color: var(--primary);
        }

        .digit-box {
            width: 60px;
            height: 60px;
            background: #fff;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
        }

        .digit-box svg {
            width: 32px;
            height: 32px;
            fill: var(--primary);
        }

        .apex-sub {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--dark);
        }

        .lore-small {
            color: #777;
            font-size: 1rem;
            line-height: 1.6;
        }

        /* 跨平台入口 - acquire */
        .acquire-area {
            background: var(--dark);
            color: #fff;
            padding: 6rem 5%;
            border-radius: 30px;
            margin: 4rem 5%;
        }

        .vein-platform {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            gap: 3rem;
            margin-top: 4rem;
        }

        .seed-device {
            text-align: center;
            flex: 1 1 150px;
            min-width: 0;
            transition: var(--transition);
            opacity: 0.8;
        }

        .seed-device:hover {
            opacity: 1;
            transform: scale(1.1);
        }

        .digit-platform {
            width: 80px;
            height: 80px;
            margin: 0 auto 1.5rem;
            background: rgba(255,255,255,0.1);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .digit-platform svg {
            width: 40px;
            height: 40px;
            fill: #fff;
        }

        .apex-mini {
            font-size: 1.1rem;
            font-weight: 500;
        }

        /* 站内导览区 - aside */
        .trace-aside {
            background: #fcfcfc;
            padding: 5rem 0;
            border-top: 1px solid #eee;
        }

        .shard-tone {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: center;
        }

        .glyph-skinn {
            background: #fff;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.03);
            text-align: center;
            flex: 1 1 250px;
            max-width: 350px;
            border: 1px solid #f0f0f0;
        }

        /* 页脚区域 - sole */
        .sole {
            background: #fff;
            padding: 4rem 5% 2rem;
            border-top: 1px solid #eee;
        }

        .lexis-batch {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            max-width: 1400px;
            margin: 0 auto;
            gap: 3rem;
        }

        .anchor-col {
            flex: 1 1 200px;
            min-width: 0;
        }

        .apex-sole {
            font-size: 1.1rem;
            margin-bottom: 1.5rem;
            color: var(--dark);
            font-weight: 600;
        }

        .tone-sole {
            display: block;
            color: #777;
            text-decoration: none;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .tone-sole:hover {
            color: var(--primary);
        }

        .trace-bottom {
            text-align: center;
            padding-top: 3rem;
            margin-top: 3rem;
            border-top: 1px solid #f5f5f5;
            color: #bbb;
            font-size: 0.85rem;
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .cloudy { padding: 2rem; }
            .vivid { flex: 1 1 50%; }
            .cloudy { flex: 1 1 50%; }
        }

        @media (max-width: 768px) {
            .zenith { flex-direction: column; text-align: center; min-height: auto; }
            .vivid { flex: 1 1 100%; order: 2; padding: 2rem; }
            .cloudy { flex: 1 1 100%; order: 1; padding: 4rem 5% 1rem; align-items: center; }
            .tier { display: none; } /* 移动端简化导航 */
            .apex-matrix { font-size: 2.2rem; }
            .skinn-feature { padding: 2rem; }
            .vein-platform { gap: 1.5rem; }
        }

.sougo-crest{
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

.sougo-crest .sougo-sougo{
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

.sougo-crest .sougo-stroke{
            height: 32px;
            display: flex;
            align-items: center;
        }

.sougo-crest .sougo-stroke img{
            height: 100%;
            width: auto;
        }

.sougo-crest .sougo-pathway{
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

.sougo-crest .sougo-tier{
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }

.sougo-crest .sougo-tone{
            text-decoration: none;
            color: #555;
            font-weight: 500;
            font-size: 0.95rem;
            transition: 0.35s ease;
            position: relative;
        }

.sougo-crest .sougo-tone:hover, .sougo-crest .sougo-tone.active{
            color: #4fb3de;
        }

.sougo-crest .sougo-tone.active::after{
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #4fb3de;
        }

@media (max-width: 768px){.sougo-crest .sougo-tier{ display: none; }}

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

.lexis-sole {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    word-break: break-word;
    color: var(--text);
}
.lexis-sole,
.lexis-sole *,
.lexis-sole *::before,
.lexis-sole *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.lexis-sole{
            background: #fff;
            padding: 4rem 5% 2rem;
            border-top: 1px solid #eee;
        }

.lexis-sole .lexis-lexis-batch{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            max-width: 1400px;
            margin: 0 auto;
            gap: 3rem;
        }

.lexis-sole .lexis-anchor-col{
            flex: 1 1 200px;
            min-width: 0;
        }

.lexis-sole .lexis-apex-sole{
            font-size: 1.1rem;
            margin-bottom: 1.5rem;
            color: #1a1c1e;
            font-weight: 600;
        }

.lexis-sole .lexis-tone-sole{
            display: block;
            color: #777;
            text-decoration: none;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            transition: 0.35s ease;
        }

.lexis-sole .lexis-tone-sole:hover{
            color: #4fb3de;
        }

.lexis-sole .lexis-trace-bottom{
            text-align: center;
            padding-top: 3rem;
            margin-top: 3rem;
            border-top: 1px solid #f5f5f5;
            color: #bbb;
            font-size: 0.85rem;
        }