: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;
            --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-lg: 0 16px 40px rgba(137, 110, 220, 0.18);
            --transition: all 0.35s ease;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        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;
        }

        /* Typography */
        h1, h2, h3 {
            color: var(--color-text-main);
            white-space: normal;
            line-height: 1.3;
        }

        p {
            color: var(--color-text-sub);
            word-break: keep-all;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        /* Flex Layout Rules */
        .pack, .bind, .batch, .shell, .dict {
            display: flex;
            flex-wrap: wrap;
        }
        
        .pack > *, .bind > *, .batch > *, .shell > *, .dict > * {
            min-width: 0;
        }

        /* Header & Nav */
        .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;
        }

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

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

        .knot {
            font-weight: 500;
            font-size: 1rem;
            color: var(--color-text-sub);
            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: var(--color-primary);
            border-radius: 3px;
        }

        /* Main Container */
        .pack {
            flex-direction: column;
            width: 100%;
        }

        /* Hero: Reverse Split Blueprint */
        .prime {
            width: 100%;
            min-height: 85vh;
            background: linear-gradient(145deg, #f0eafb 0%, #ffffff 100%);
            display: flex;
            flex-wrap: wrap;
            overflow: hidden;
        }

        /* Image Dominant Left (55-65%) */
        .burst {
            flex: 0 0 60%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: radial-gradient(circle at 30% 50%, var(--color-primary-light) 0%, transparent 70%);
            position: relative;
            padding: 4rem;
        }

        /* Geometric SVG Graphic for Hero */
        .glyph-prime {
            width: 100%;
            max-width: 600px;
            height: auto;
            filter: drop-shadow(var(--shadow-lg));
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-15px); }
            100% { transform: translateY(0px); }
        }

        /* Text Right Narrow */
        .stash {
            flex: 1;
            min-width: 380px;
            padding: 4rem 8% 4rem 4rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .stash .crest {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 1.5rem;
            color: #1a1b24;
        }

        .stash .byte {
            font-size: 1.15rem;
            line-height: 1.8;
            margin-bottom: 2.5rem;
            color: #4a5066;
        }

        .press {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            background-color: var(--color-primary);
            color: white;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: var(--radius-base);
            transition: var(--transition);
            box-shadow: 0 6px 16px rgba(137, 110, 220, 0.3);
            align-self: flex-start;
            border: none;
            cursor: pointer;
        }

        .press:hover, .press:focus {
            transform: translateY(-3px);
            box-shadow: 0 10px 24px rgba(137, 110, 220, 0.4);
            background-color: var(--color-primary-dark);
        }

        /* Common Section Styles */
        .band {
            padding: 8rem 5%;
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
        }

        .crest-pack {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            text-align: center;
            width: 100%;
        }

        .byte-pack {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 4rem auto;
            font-size: 1.1rem;
            width: 100%;
        }

        /* Article: Core Engine (Proof) */
        .vault {
            display: flex;
            align-items: stretch;
            gap: 4rem;
            background-color: var(--color-surface);
        }

        .vault .shell {
            flex: 1;
            min-width: 300px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .vault .shell .crest {
            font-size: 2.2rem;
            margin-bottom: 1.5rem;
        }

        .vault .shell .byte {
            font-size: 1.1rem;
            margin-bottom: 2rem;
        }

        .vault .batch {
            flex: 1.2;
            min-width: 320px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }

        .shard-stat {
            background: var(--color-bg);
            padding: 2rem;
            border-radius: var(--radius-large);
            border: 1px solid rgba(137, 110, 220, 0.1);
            transition: var(--transition);
        }

        .shard-stat:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary-light);
        }

        .shard-stat svg {
            width: 48px;
            height: 48px;
            margin-bottom: 1rem;
            fill: none;
            stroke: var(--color-primary);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .shard-stat .crest {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .shard-stat .byte {
            font-size: 0.95rem;
            margin: 0;
        }

        /* Div: Security Features (Capability) */
        .chunk-security {
            background: linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
            padding: 8rem 5%;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 5rem;
            justify-content: center;
        }

        .chunk-security .shell {
            flex: 1;
            min-width: 350px;
            max-width: 550px;
        }

        .chunk-security .crest {
            font-size: 2.2rem;
            margin-bottom: 1.5rem;
        }

        .chunk-security .byte {
            font-size: 1.1rem;
            margin-bottom: 1.5rem;
        }

        .chunk-security .snap {
            flex: 1.2;
            min-width: 350px;
            max-width: 700px;
            border-radius: var(--radius-large);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .chunk-security .snap img {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }
        
        .chunk-security .snap:hover img {
            transform: scale(1.02);
        }

        /* Section: Format Matrix (Comparison) */
        .batch-matrix {
            background-color: var(--color-primary-light);
            padding: 8rem 5%;
            border-radius: 40px;
            margin: 4rem 2%;
            width: 96%;
        }

        .grid-formats {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            gap: 1.5rem;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
        }

        .shard-format {
            background: white;
            padding: 1.5rem;
            border-radius: var(--radius-base);
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .shard-format:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .shard-format .glyph {
            width: 32px;
            height: 32px;
            margin-bottom: 0.8rem;
            fill: var(--color-primary);
        }

        .shard-format .crest {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-main);
        }

        /* Aside: Site Paths (Pathway) */
        .path {
            background-color: var(--color-surface);
            padding: 6rem 5% 8rem;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .path-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2.5rem;
            width: 100%;
            max-width: 1400px;
        }

        .knot-chunk {
            background: var(--color-bg);
            border-radius: var(--radius-large);
            padding: 2.5rem;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
            border: 1px solid transparent;
            text-decoration: none;
            height: 100%;
        }

        .knot-chunk:hover, .knot-chunk:focus {
            background: white;
            border-color: var(--color-primary-light);
            box-shadow: var(--shadow-lg);
            transform: translateY(-8px);
        }

        .knot-chunk .glyph-wrap {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
        }

        .knot-chunk .glyph-wrap svg {
            width: 28px;
            height: 28px;
            fill: none;
            stroke: var(--color-primary);
            stroke-width: 2;
        }

        .knot-chunk .crest {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--color-text-main);
        }

        .knot-chunk .byte {
            font-size: 1rem;
            color: var(--color-text-sub);
            margin-bottom: 2rem;
            flex-grow: 1;
        }

        .knot-chunk .band-trigger {
            display: flex;
            align-items: center;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
        }

        .knot-chunk .band-trigger svg {
            width: 20px;
            height: 20px;
            margin-left: 8px;
            transition: var(--transition);
        }

        .knot-chunk:hover .band-trigger svg {
            transform: translateX(5px);
        }

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

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

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

        /* Responsive Design */
        @media (max-width: 1024px) {
            .burst {
                flex: 1 1 100%;
                padding: 3rem;
            }
            .stash {
                flex: 1 1 100%;
                padding: 3rem 5%;
                text-align: center;
                align-items: center;
            }
            .vault, .chunk-security {
                flex-direction: column;
                gap: 3rem;
            }
            .chunk-security .shell {
                order: -1;
                text-align: center;
                max-width: 100%;
            }
        }

        @media (max-width: 768px) {
            .dict {
                display: none; /* In a real scenario, implement a hamburger menu, but per instructions keeping it simple */
            }
            .apex {
                justify-content: center;
            }
            .stash .crest {
                font-size: 2rem;
            }
            .band {
                padding: 4rem 5%;
            }
            .chunk-security, .batch-matrix {
                padding: 4rem 5%;
            }
            .batch-matrix {
                border-radius: 20px;
                margin: 2rem 5%;
                width: 90%;
            }
            .grid-formats {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        
        @media (max-width: 480px) {
            .grid-formats {
                grid-template-columns: repeat(2, 1fr);
            }
        }

.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;
        }