/* ==================== 变量与基底 ==================== */
        :root {
            --color-primary: #896edc;
            --color-primary-light: #f3effc;
            --color-primary-dark: #6a4eb8;
            --color-text-main: #2d3142;
            --color-text-sub: #5a627a;
            --color-bg: #fbfcff;
            --color-surface: #ffffff;
            --color-border: rgba(137, 110, 220, 0.15);
            
            --radius-sm: 12px;
            --radius-base: 18px;
            --radius-large: 22px;
            
            --shadow-sm: 0 4px 12px rgba(137, 110, 220, 0.08);
            --shadow-md: 0 8px 24px rgba(137, 110, 220, 0.12);
            --shadow-hover: 0 12px 32px rgba(137, 110, 220, 0.18);
            
            --transition: all 0.35s ease;
            --max-width: 1240px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            min-width: 0; /* Flex safe */
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--color-text-main);
            background-color: var(--color-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        /* 强制文本换行规范 */
        .byte, .crest, p, span, div {
            word-break: break-word;
            overflow-wrap: break-word;
        }
        
        /* 中文优化 */
        .byte {
            word-break: keep-all;
            color: var(--color-text-sub);
        }

        /* ==================== 导航壳层 (继承) ==================== */
        .apex {
            position: sticky;
            top: 0;
            z-index: 100;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 5%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .seal img {
            height: 32px;
            width: auto;
            display: block;
        }

        .dict {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
        }

        .knot {
            text-decoration: none;
            color: var(--color-text-main);
            font-weight: 500;
            font-size: 1rem;
            transition: var(--transition);
            position: relative;
            padding: 0.5rem 0;
        }

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

        .knot.active {
            color: var(--color-primary);
        }

        .knot.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--color-primary);
            border-radius: 3px;
        }

        /* ==================== 通用组件 ==================== */
        .bind {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 5%;
            width: 100%;
        }

        .crest {
            color: var(--color-text-main);
            white-space: normal;
            font-weight: 800;
            letter-spacing: -0.5px;
        }

        .press {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            background-color: var(--color-primary);
            color: white;
            font-weight: 600;
            border-radius: var(--radius-base);
            box-shadow: 0 6px 16px rgba(137, 110, 220, 0.3);
            text-decoration: none;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            gap: 0.75rem;
            line-height: 1.5;
        }

        .press:hover, .press:focus {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            background-color: var(--color-primary-dark);
        }
        
        .press-sub {
            background-color: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            box-shadow: none;
        }
        
        .press-sub:hover, .press-sub:focus {
            background-color: var(--color-primary-light);
            color: var(--color-primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow-sm);
        }

        .glyph {
            width: 24px;
            height: 24px;
            fill: currentColor;
            flex-shrink: 0;
        }

        /* ==================== 1. 获取原生 RAR 客户端 (Hero区域) ==================== */
        .prime {
            position: relative;
            background: linear-gradient(145deg, #f0eafb 0%, #ffffff 100%);
            padding: 6rem 0 4rem;
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
        }

        .prime::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 80%;
            height: 150%;
            background: radial-gradient(circle, var(--color-primary-light) 0%, rgba(255,255,255,0) 70%);
            z-index: 0;
            opacity: 0.6;
        }

        .prime .bind {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4rem;
            position: relative;
            z-index: 1;
        }

        .prime-shell {
            flex: 1 1 450px;
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .prime-shell .crest {
            font-size: clamp(2.2rem, 4vw, 3.5rem);
            line-height: 1.2;
        }

        .prime-shell .byte {
            font-size: 1.15rem;
            max-width: 500px;
        }

        .prime-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        
        .prime-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 1rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--color-border);
        }
        
        .prime-meta span {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: var(--color-text-sub);
        }
        
        .prime-meta .glyph {
            width: 16px;
            height: 16px;
            color: var(--color-primary);
        }

        .prime-snap-shell {
            flex: 1 1 500px;
            position: relative;
            display: flex;
            justify-content: center;
        }

        .snap {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-large);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            display: block;
        }

        /* ==================== 2. 多平台版本分发中心 ==================== */
        .vault {
            padding: 5rem 0;
            background-color: var(--color-surface);
            display: flex;
            flex-wrap: wrap;
        }

        .vault-crest-shell {
            text-align: center;
            margin-bottom: 4rem;
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        
        .vault-crest-shell .crest {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
        }
        
        .vault-crest-shell .byte {
            max-width: 600px;
            font-size: 1.1rem;
        }

        /* 平台专属大图展示 */
        .vault-snap-band {
            width: 100%;
            margin-bottom: 4rem;
            display: flex;
            justify-content: center;
        }
        
        .vault-snap-band .snap {
            max-width: 900px;
            width: 100%;
            border-radius: var(--radius-large);
        }

        .batch-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
            width: 100%;
        }

        .shard {
            background: var(--color-bg);
            border-radius: var(--radius-large);
            padding: 2.5rem 2rem;
            border: 1px solid var(--color-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }
        
        .shard::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--color-primary);
            opacity: 0;
            transition: var(--transition);
        }

        .shard:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            background: var(--color-surface);
        }
        
        .shard:hover::before {
            opacity: 1;
        }

        .shard-apex {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .shard-glyph-shell {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-base);
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
        }
        
        .shard-glyph-shell .glyph {
            width: 32px;
            height: 32px;
        }

        .shard-apex .crest {
            font-size: 1.4rem;
            margin: 0;
        }

        .shard-specs {
            margin-bottom: 2rem;
            flex-grow: 1;
        }

        .shard-specs dl {
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 0.8rem 1rem;
            font-size: 0.95rem;
        }

        .shard-specs dt {
            color: var(--color-text-sub);
            font-weight: 500;
        }

        .shard-specs dd {
            color: var(--color-text-main);
            font-weight: 600;
            margin: 0;
        }

        .shard .press {
            width: 100%;
        }

        /* ==================== 3. 核心版本更新日志 ==================== */
        .burst {
            padding: 5rem 0;
            background-color: var(--color-bg);
            display: flex;
            flex-wrap: wrap;
        }
        
        .burst .bind {
            display: flex;
            flex-wrap: wrap;
            gap: 4rem;
            align-items: flex-start;
        }
        
        .burst-shell-left {
            flex: 1 1 350px;
            position: sticky;
            top: 100px;
        }
        
        .burst-shell-left .crest {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            margin-bottom: 1rem;
        }
        
        .burst-tag {
            display: inline-block;
            padding: 0.4rem 1rem;
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

        .burst-shell-right {
            flex: 2 1 500px;
        }

        .pack-timeline {
            display: flex;
            flex-direction: column;
            gap: 2rem;
            position: relative;
        }
        
        .pack-timeline::before {
            content: '';
            position: absolute;
            left: 24px;
            top: 10px;
            bottom: 10px;
            width: 2px;
            background: var(--color-border);
        }

        .node-log {
            display: flex;
            gap: 2rem;
            position: relative;
            z-index: 1;
            background: var(--color-surface);
            padding: 2rem;
            border-radius: var(--radius-large);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        
        .node-log:hover {
            transform: translateX(5px);
            border-color: var(--color-primary);
        }

        .node-log-glyph {
            width: 50px;
            height: 50px;
            background: var(--color-surface);
            border: 2px solid var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            flex-shrink: 0;
            margin-left: -2px; /* align with timeline line */
        }
        
        .node-log-shell {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        
        .node-log-shell .crest {
            font-size: 1.25rem;
            margin: 0;
        }

        /* ==================== 4. 系统环境与部署须知 ==================== */
        .stash {
            padding: 5rem 0;
            background-color: var(--color-surface);
            display: flex;
            flex-wrap: wrap;
            border-top: 1px solid var(--color-border);
        }

        .stash-shell {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 4rem;
            width: 100%;
        }

        .stash-band {
            background: var(--color-bg);
            padding: 3rem;
            border-radius: var(--radius-large);
            border: 1px solid var(--color-border);
        }

        .stash-band .crest {
            font-size: 1.6rem;
            margin-bottom: 2rem;
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        
        .stash-band .crest .glyph {
            color: var(--color-primary);
        }

        .stash-dict {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }

        .stash-dict li {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            color: var(--color-text-sub);
        }

        .stash-dict li::before {
            content: '';
            width: 8px;
            height: 8px;
            background: var(--color-primary);
            border-radius: 50%;
            margin-top: 0.5rem;
            flex-shrink: 0;
        }
        
        .stash-steps {
            counter-reset: step;
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        
        .stash-steps li {
            position: relative;
            padding-left: 3rem;
            color: var(--color-text-main);
            font-weight: 500;
        }
        
        .stash-steps li::before {
            counter-increment: step;
            content: counter(step);
            position: absolute;
            left: 0;
            top: -2px;
            width: 28px;
            height: 28px;
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: bold;
        }
        
        .stash-steps li .byte {
            display: block;
            font-weight: normal;
            margin-top: 0.4rem;
            font-size: 0.95rem;
        }

        /* ==================== 页脚 ==================== */
        .core {
            background-color: var(--color-bg);
            padding: 4rem 0 2rem;
            border-top: 1px solid var(--color-border);
            display: flex;
            flex-wrap: wrap;
        }

        .core-tail {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2rem;
            text-align: center;
            width: 100%;
        }

        .core .crest {
            font-size: 1.5rem;
            color: var(--color-text-main);
            letter-spacing: 1px;
        }

        .core-base {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .core-base a {
            color: var(--color-text-sub);
            text-decoration: none;
            transition: var(--transition);
        }

        .core-base a:hover {
            color: var(--color-primary);
        }

        .core .byte {
            font-size: 0.9rem;
            border-top: 1px solid var(--color-border);
            padding-top: 2rem;
            width: 100%;
        }

        /* ==================== 响应式断点 ==================== */
        @media (max-width: 1024px) {
            .prime-shell {
                flex: 1 1 100%;
                text-align: center;
                align-items: center;
            }
            .prime-meta {
                justify-content: center;
            }
            .burst .bind {
                flex-direction: column;
            }
            .burst-shell-left {
                position: static;
                text-align: center;
                width: 100%;
            }
        }

        @media (max-width: 768px) {
            .apex {
                flex-direction: column;
                padding: 1rem;
                gap: 1rem;
            }
            .dict {
                width: 100%;
                justify-content: center;
                gap: 1.5rem;
            }
            .prime {
                padding: 4rem 0;
            }
            .prime-shell .crest {
                font-size: 2rem;
            }
            .batch-grid {
                grid-template-columns: 1fr;
            }
            .stash-shell {
                grid-template-columns: 1fr;
            }
            .node-log {
                flex-direction: column;
                gap: 1rem;
            }
            .pack-timeline::before {
                left: 49px; /* align with new icon position if centered, but let's keep it simple */
                display: none; /* Hide line on mobile for cleaner look */
            }
            .node-log-glyph {
                margin-left: 0;
            }
        }

.index-apex .index-dict{
            display: flex;
            flex-wrap: wrap;
        }

.index-apex .index-dict > *{
            min-width: 0;
        }

.index-apex{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(137, 110, 220, 0.1);
            padding: 1rem 5%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

.index-apex .index-seal img{
            height: 36px;
            width: auto;
            display: block;
        }

.index-apex .index-dict{
            gap: 2rem;
            align-items: center;
        }

.index-apex .index-knot{
            font-weight: 500;
            font-size: 1rem;
            color: #5a627a;
            transition: all 0.35s ease;
            position: relative;
            padding: 0.5rem 0;
        }

.index-apex .index-knot:hover{
            color: #896edc;
        }

.index-apex .index-knot.active{
            color: #896edc;
        }

.index-apex .index-knot.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: #896edc;
            border-radius: 3px;
        }

@media (max-width: 768px){.index-apex .index-dict{
                display: none; 
            }

.index-apex{
                justify-content: center;
            }}

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

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

.tail-core nav,
.tail-core div,
.tail-core section,
.tail-core article,
.tail-core aside,
.tail-core p,
.tail-core h1,
.tail-core h2,
.tail-core h3,
.tail-core h4,
.tail-core h5,
.tail-core h6,
.tail-core a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

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

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

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

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

.tail-core{
            background-color: #1a1b24;
            padding: 4rem 5%;
            color: #8c93a8;
            text-align: center;
        }

.tail-core .tail-crest{
            color: white;
            font-size: 1.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
            letter-spacing: 1px;
        }

.tail-core .tail-byte{
            font-size: 0.95rem;
        }