/* ==========================================================================
           AISITEX RESET & BASE
           ========================================================================== */
        :root {
            --brand: #ce6ce6;
            --brand-dim: rgba(206, 108, 230, 0.1);
            --brand-dark: #b04bc8;
            --text-main: #1a1b1e;
            --text-mute: #5c5f66;
            --bg-page: #fdfcfd;
            --bg-surface: #ffffff;
            --bg-alt: #f8f6f9;
            --border: #eae8eb;
            --radius-sm: 6px;
            --radius-md: 10px;
            --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.03);
            --transition: 0.35s ease;
            --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            font-family: var(--font);
            background-color: var(--bg-page);
            color: var(--text-main);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        /* ==========================================================================
           AISITEX MANDATORY RULES
           ========================================================================== */
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
        }

        .flex-dot {
            min-width: 0;
        }

        .byte-wrap {
            word-break: break-word;
            overflow-wrap: break-word;
            word-break: keep-all; /* For Chinese optimization */
        }

        /* ==========================================================================
           AISITEX TYPOGRAPHY
           ========================================================================== */
        .apex-1 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; line-height: 1.2; letter-spacing: -0.02em; white-space: normal; color: #111; }
        .apex-2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; line-height: 1.3; letter-spacing: -0.01em; white-space: normal; margin-bottom: 1.5rem; }
        .apex-3 { font-size: 1.25rem; font-weight: 600; line-height: 1.4; white-space: normal; margin-bottom: 0.75rem; }
        
        .byte-lead { font-size: clamp(1.125rem, 2vw, 1.25rem); color: var(--text-mute); margin-bottom: 2rem; }
        .byte-body { font-size: 1.05rem; margin-bottom: 1.5rem; color: #444; }
        
        a { text-decoration: none; color: inherit; transition: color var(--transition); }

        /* ==========================================================================
           AISITEX STRUCTURE & LAYOUT (Editorial Style)
           ========================================================================== */
        .crown {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }

        .crown-mesh {
            max-width: 1100px;
            margin: 0 auto;
            padding: 1rem 2rem;
            justify-content: space-between;
            align-items: center;
        }

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

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

        .wire {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-mute);
            padding: 0.5rem 0;
            position: relative;
        }

        .wire:hover, .wire.active {
            color: var(--brand);
        }

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

        .vault {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* ==========================================================================
           AISITEX HERO (Vertical Stack Blueprint)
           ========================================================================== */
        .beam {
            flex-direction: column;
            margin-top: 3rem;
            margin-bottom: 6rem;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-surface);
            box-shadow: var(--shadow-subtle);
            border: 1px solid var(--border);
        }

        .lens-cloak {
            width: 100%;
            height: 320px;
            background: linear-gradient(135deg, var(--bg-alt) 0%, var(--brand-dim) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }

        .lens-cloak svg {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .byte-cloak {
            width: 100%;
            padding: 4rem;
            text-align: center;
        }

        .dial {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            background-color: var(--brand);
            color: #fff;
            font-weight: 600;
            font-size: 1.1rem;
            border-radius: 50px;
            transition: transform var(--transition), background-color var(--transition), box-shadow var(--transition);
            box-shadow: 0 4px 15px rgba(206, 108, 230, 0.3);
        }

        .dial:hover {
            background-color: var(--brand-dark);
            transform: translateY(-3px);
            color: #fff;
            box-shadow: 0 6px 20px rgba(206, 108, 230, 0.4);
        }

        .dial-outline {
            background-color: transparent;
            color: var(--brand);
            border: 2px solid var(--brand);
            box-shadow: none;
            margin-left: 1rem;
        }
        
        .dial-outline:hover {
            background-color: var(--brand-dim);
            color: var(--brand-dark);
            box-shadow: none;
        }

        /* ==========================================================================
           AISITEX EDITORIAL SECTIONS (Capabilities & Sub-topics)
           ========================================================================== */
        .zone {
            margin-bottom: 8rem;
            padding-top: 2rem;
            border-top: 1px solid var(--border);
        }

        .zone-layout {
            gap: 4rem;
            align-items: flex-start;
        }

        .editorial-col {
            flex: 1 1 500px;
        }

        .visual-col {
            flex: 1 1 400px;
            position: sticky;
            top: 6rem;
        }

        .cluster {
            gap: 2rem;
            margin-top: 3rem;
        }

        .node {
            flex: 1 1 280px;
            background: var(--bg-surface);
            padding: 2.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .node:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-subtle);
        }

        .glyph-cloak {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--brand-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: var(--brand);
        }

        /* Aside / Sub-topics Narrative */
        .sub-topics {
            background: var(--bg-alt);
            padding: 4rem;
            border-radius: var(--radius-md);
            margin-bottom: 8rem;
        }

        .inline-wire {
            color: var(--brand);
            font-weight: 500;
            border-bottom: 1px solid transparent;
        }
        
        .inline-wire:hover {
            border-bottom-color: var(--brand);
        }

        /* Action/Acquire Area */
        .flare {
            text-align: center;
            padding: 6rem 2rem;
            background: linear-gradient(180deg, var(--bg-page) 0%, var(--brand-dim) 100%);
            border-radius: var(--radius-md);
            margin-bottom: 4rem;
        }

        /* ==========================================================================
           AISITEX FOOTER
           ========================================================================== */
        .tail {
            background-color: #111;
            color: #888;
            padding: 4rem 2rem;
            text-align: center;
            font-size: 0.9rem;
        }

        .root {
            max-width: 1100px;
            margin: 0 auto;
        }

        .brand-byte {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            display: block;
        }

        /* ==========================================================================
           RESPONSIVE
           ========================================================================== */
        @media (max-width: 768px) {
            .crown-mesh {
                flex-direction: column;
                padding: 1rem;
            }
            .nexus {
                margin-top: 1rem;
                gap: 1rem;
                justify-content: center;
                width: 100%;
            }
            .byte-cloak, .sub-topics {
                padding: 2rem 1.5rem;
            }
            .vault {
                padding: 0 1rem;
            }
            .dial-outline {
                margin-left: 0;
                margin-top: 1rem;
            }
            .editorial-col, .visual-col {
                flex: 1 1 100%;
            }
            .visual-col {
                position: static;
            }
        }

.nexus-crown {
    font-family: var(--font);
    line-height: 1.75;
    color: var(--text-main);
}
.nexus-crown,
.nexus-crown *,
.nexus-crown *::before,
.nexus-crown *::after {
    box-sizing: border-box;
}

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

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

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

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

.nexus-crown a.nexus-flex-dot.nexus-wire {
    --aisite-shell-nav-padding: 0.5rem 0;
    --aisite-shell-nav-margin: 0;
    --aisite-shell-nav-line-height: normal;
    --aisite-shell-nav-display: inline;
    --aisite-shell-nav-height: auto;
    --aisite-shell-nav-min-height: auto;
}

.nexus-crown a.nexus-flex-dot.nexus-wire,
.nexus-crown a.nexus-flex-dot.nexus-wire:hover,
.nexus-crown a.nexus-flex-dot.nexus-wire:focus,
.nexus-crown a.nexus-flex-dot.nexus-wire:active,
.nexus-crown a.nexus-flex-dot.nexus-wire.active,
.nexus-crown a.nexus-flex-dot.nexus-wire[aria-current="page"] {
    background: transparent;
    border: none;
    border-bottom: none;
    box-shadow: none;
    outline: none;
    text-decoration: none;
    padding: var(--aisite-shell-nav-padding, 0);
    margin: var(--aisite-shell-nav-margin, 0);
    line-height: var(--aisite-shell-nav-line-height, normal);
    display: var(--aisite-shell-nav-display, inline);
    height: var(--aisite-shell-nav-height, auto);
    min-height: var(--aisite-shell-nav-min-height, auto);
}

.nexus-crown .nexus-flex-wrap{
            display: flex;
            flex-wrap: wrap;
        }

.nexus-crown .nexus-flex-dot{
            min-width: 0;
        }

.nexus-crown{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #eae8eb;
        }

.nexus-crown .nexus-crown-mesh{
            max-width: 1100px;
            margin: 0 auto;
            padding: 1rem 2rem;
            justify-content: space-between;
            align-items: center;
        }

.nexus-crown .nexus-crest img{
            height: 32px;
            width: auto;
            display: block;
        }

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

.nexus-crown .nexus-wire{
            font-size: 0.95rem;
            font-weight: 500;
            color: #5c5f66;
            padding: 0.5rem 0;
            position: relative;
        }

.nexus-crown .nexus-wire:hover, .nexus-crown .nexus-wire.active{
            color: #ce6ce6;
        }

.nexus-crown .nexus-wire.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #ce6ce6;
            border-radius: 2px;
        }

@media (max-width: 768px){.nexus-crown .nexus-crown-mesh{
                flex-direction: column;
                padding: 1rem;
            }

.nexus-crown .nexus-nexus{
                margin-top: 1rem;
                gap: 1rem;
                justify-content: center;
                width: 100%;
            }}

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

.root-tail {
    font-family: var(--font);
    line-height: 1.75;
    color: var(--text-main);
}
.root-tail,
.root-tail *,
.root-tail *::before,
.root-tail *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.root-tail{
            background-color: #111;
            color: #888;
            padding: 4rem 2rem;
            text-align: center;
            font-size: 0.9rem;
        }

.root-tail .root-root{
            max-width: 1100px;
            margin: 0 auto;
        }

.root-tail .root-brand-byte{
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            display: block;
        }