/* Base & Reset */
        :root {
            --core: #8b67ef;
            --core-light: #a98cf2;
            --core-dark: #6a45ce;
            --bg-main: #fbfafc;
            --bg-alt: #ffffff;
            --bg-deep: #2a1b4d;
            --text-main: #1d1929;
            --text-sub: #585366;
            --text-inv: #ffffff;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow-soft: 0 8px 30px rgba(139, 103, 239, 0.08);
            --shadow-hover: 0 12px 40px rgba(139, 103, 239, 0.15);
            --transition: all 0.25s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* Essential Flex/Grid Rules */
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
        }
        
        .flex-wrap > * {
            min-width: 0;
        }

        /* Typography */
        h1, h2, h3, h4 {
            line-height: 1.3;
            white-space: normal;
            font-weight: 700;
        }

        p {
            word-break: keep-all;
            line-height: 1.8;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        /* Navigation (Apex/Dicta) */
        .apex {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(139, 103, 239, 0.1);
        }

        .dicta {
            max-width: 1320px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

        .dicta > * { min-width: 0; }

        .pup {
            display: flex;
            align-items: center;
        }

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

        .char {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }

        .char > * { min-width: 0; }

        .glyph {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            position: relative;
            padding: 8px 0;
        }

        .glyph:hover, .glyph.active {
            color: var(--core);
        }

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

        /* Main Board Container */
        .board {
            width: 100%;
            overflow: hidden;
        }

        /* --- HERO (Aura) : Vertical Stack Blueprint --- */
        .aura {
            display: flex;
            flex-direction: column;
            width: 100%;
            background: linear-gradient(180deg, #f4f0ff 0%, var(--bg-main) 100%);
            padding-bottom: 80px;
        }

        /* Hero Image/Visual Block (Takes full container width, placed ABOVE text) */
        .snap-aura {
            width: 100%;
            height: 45vh;
            min-height: 360px;
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
            overflow: hidden;
            background: radial-gradient(circle at center, rgba(139, 103, 239, 0.15) 0%, transparent 70%);
        }

        /* Abstract SVG Motion Carrier for Hero */
        .snap-aura svg {
            width: 100%;
            height: 100%;
            max-width: 1200px;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .snap-aura .wave {
            animation: drift 12s infinite linear;
            transform-origin: center;
        }
        
        .snap-aura .wave-2 {
            animation: drift 18s infinite linear reverse;
            transform-origin: center;
        }

        /* Hero Text Block (Full width, centered, stacked below) */
        .spell {
            width: 100%;
            max-width: 1000px;
            margin: -40px auto 0;
            padding: 0 24px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .path-aura {
            font-size: clamp(36px, 5vw, 64px);
            color: var(--text-main);
            letter-spacing: -1px;
            margin-bottom: 24px;
            background: linear-gradient(90deg, #1d1929 0%, var(--core-dark) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .topic-aura {
            font-size: clamp(16px, 2vw, 20px);
            color: var(--text-sub);
            max-width: 800px;
            margin: 0 auto 40px;
        }

        .tap {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 40px;
            background: var(--core);
            color: var(--text-inv);
            font-size: 18px;
            font-weight: 600;
            border-radius: 50px;
            box-shadow: 0 8px 20px rgba(139, 103, 239, 0.3);
            transition: var(--transition);
        }

        .tap:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(139, 103, 239, 0.4);
            background: var(--core-dark);
        }

        /* --- Acquire Section (Deck) --- */
        .deck {
            max-width: 1320px;
            margin: 80px auto;
            padding: 60px 24px;
            background: var(--bg-alt);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-soft);
        }

        .deck-shell {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 60px;
            align-items: center;
        }

        .path-deck {
            font-size: clamp(28px, 4vw, 42px);
            margin-bottom: 24px;
        }

        .topic-deck {
            font-size: 18px;
            color: var(--text-sub);
            margin-bottom: 32px;
        }

        .set-deck {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .node-deck {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 24px;
            background: var(--bg-main);
            border-radius: var(--radius);
            transition: var(--transition);
        }

        .node-deck:hover {
            transform: translateX(10px);
            background: #f4f0ff;
        }

        .rune-deck {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: rgba(139, 103, 239, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--core);
        }

        .rune-deck svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        .node-topic .path-sub {
            font-size: 20px;
            margin-bottom: 8px;
        }

        /* --- Capability AI Section (Tray) - Article --- */
        .tray {
            margin: 100px 0;
            padding: 100px 24px;
            background: var(--bg-deep);
            color: var(--text-inv);
            position: relative;
            overflow: hidden;
        }

        /* Background geometric graphic */
        .tray::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(139, 103, 239, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 0;
        }

        .tray-shell {
            max-width: 1320px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }

        .path-tray {
            font-size: clamp(32px, 4vw, 48px);
            margin-bottom: 32px;
        }

        .topic-tray {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 40px;
        }

        .set-tray {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
        }

        .keycap-tray {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 32px;
            border-radius: var(--radius);
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .keycap-tray:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-5px);
        }

        .keycap-tray .path-sub {
            font-size: 36px;
            color: var(--core-light);
            margin-bottom: 12px;
        }

        /* --- Navigation Explore (Vocab) - Aside --- */
        .vocab {
            max-width: 1320px;
            margin: 100px auto;
            padding: 0 24px;
        }

        .path-vocab {
            text-align: center;
            font-size: clamp(28px, 4vw, 40px);
            margin-bottom: 16px;
        }

        .topic-vocab {
            text-align: center;
            color: var(--text-sub);
            max-width: 700px;
            margin: 0 auto 60px;
            font-size: 18px;
        }

        .set-vocab {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .lexi {
            background: var(--bg-alt);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-soft);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
            position: relative;
            overflow: hidden;
            border: 1px solid transparent;
        }

        .lexi:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(139, 103, 239, 0.2);
        }

        .lexi::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 120px;
            height: 120px;
            background: linear-gradient(135deg, transparent 50%, rgba(139, 103, 239, 0.05) 50%);
            border-radius: 0 0 0 100%;
            z-index: 0;
        }

        .rune-lexi {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--core-light), var(--core));
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .rune-lexi svg {
            width: 32px;
            height: 32px;
            fill: currentColor;
        }

        .lexi .path-sub {
            font-size: 24px;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .lexi .topic {
            color: var(--text-sub);
            flex-grow: 1;
            margin-bottom: 32px;
            position: relative;
            z-index: 1;
        }

        .lexi .glyph-glyph {
            color: var(--core);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            position: relative;
            z-index: 1;
        }

        .lexi .glyph-glyph:hover {
            gap: 12px;
        }

        /* --- Footer (Tail) --- */
        .tail {
            background: var(--bg-alt);
            border-top: 1px solid rgba(0,0,0,0.05);
            padding: 60px 24px 40px;
            margin-top: 80px;
        }

        .space {
            max-width: 1320px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 60px;
            margin-bottom: 60px;
        }

        .tail-brand {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .tail-desc {
            color: var(--text-sub);
            max-width: 300px;
        }

        .path-tail {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .belt {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .belt .glyph {
            padding: 0;
            color: var(--text-sub);
        }

        .root {
            max-width: 1320px;
            margin: 0 auto;
            padding-top: 32px;
            border-top: 1px solid rgba(0,0,0,0.05);
            text-align: center;
            color: var(--text-sub);
            font-size: 14px;
        }

        /* Animations */
        @keyframes drift {
            0% { transform: translate(-50%, -50%) rotate(0deg); }
            100% { transform: translate(-50%, -50%) rotate(360deg); }
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .deck-shell,
            .tray-shell {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .space {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .char {
                display: none; /* In a real scenario, this would be a hamburger menu */
            }
            .snap-aura {
                height: 30vh;
                min-height: 240px;
            }
            .spell {
                margin-top: 0;
                padding: 40px 24px;
            }
            .deck, .tray, .vocab {
                margin: 60px auto;
                padding: 40px 20px;
            }
            .space {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

.dicta-apex {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    word-break: break-word;
    color: var(--text-main);
}
.dicta-apex,
.dicta-apex *,
.dicta-apex *::before,
.dicta-apex *::after {
    box-sizing: border-box;
}

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

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

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

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

.dicta-apex a.dicta-glyph {
    --aisite-shell-nav-padding: 8px 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;
}

.dicta-apex a.dicta-glyph,
.dicta-apex a.dicta-glyph:hover,
.dicta-apex a.dicta-glyph:focus,
.dicta-apex a.dicta-glyph:active,
.dicta-apex a.dicta-glyph.active,
.dicta-apex a.dicta-glyph[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);
}

.dicta-apex{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(139, 103, 239, 0.1);
        }

.dicta-apex .dicta-dicta{
            max-width: 1320px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

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

.dicta-apex .dicta-pup{
            display: flex;
            align-items: center;
        }

.dicta-apex .dicta-pup img{
            height: 32px;
            width: auto;
            display: block;
        }

.dicta-apex .dicta-char{
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }

.dicta-apex .dicta-char > *{ min-width: 0; }

.dicta-apex .dicta-glyph{
            font-size: 15px;
            font-weight: 500;
            color: #585366;
            position: relative;
            padding: 8px 0;
        }

.dicta-apex .dicta-glyph:hover, .dicta-apex .dicta-glyph.active{
            color: #8b67ef;
        }

.dicta-apex .dicta-glyph.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: #8b67ef;
            border-radius: 2px;
        }

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

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

.space-tail {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    word-break: break-word;
    color: var(--text-main);
}
.space-tail,
.space-tail *,
.space-tail *::before,
.space-tail *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.space-tail .space-glyph{
            font-size: 15px;
            font-weight: 500;
            color: #585366;
            position: relative;
            padding: 8px 0;
        }

.space-tail .space-glyph:hover, .space-tail .space-glyph.active{
            color: #8b67ef;
        }

.space-tail .space-glyph.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: #8b67ef;
            border-radius: 2px;
        }

.space-tail{
            background: #ffffff;
            border-top: 1px solid rgba(0,0,0,0.05);
            padding: 60px 24px 40px;
            margin-top: 80px;
        }

.space-tail .space-space{
            max-width: 1320px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 60px;
            margin-bottom: 60px;
        }

.space-tail .space-tail-brand{
            font-size: 24px;
            font-weight: 700;
            color: #1d1929;
            margin-bottom: 16px;
        }

.space-tail .space-tail-desc{
            color: #585366;
            max-width: 300px;
        }

.space-tail .space-path-tail{
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 24px;
        }

.space-tail .space-belt{
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

.space-tail .space-belt .space-glyph{
            padding: 0;
            color: #585366;
        }

.space-tail .space-root{
            max-width: 1320px;
            margin: 0 auto;
            padding-top: 32px;
            border-top: 1px solid rgba(0,0,0,0.05);
            text-align: center;
            color: #585366;
            font-size: 14px;
        }

@media (max-width: 1024px){.space-tail .space-space{
                grid-template-columns: 1fr 1fr;
            }}

@media (max-width: 768px){.space-tail .space-space{
                grid-template-columns: 1fr;
                gap: 40px;
            }}