/* ==========================================================================
           Global Variables & Inherited Contract
           ========================================================================== */
        :root {
            /* Brand Colors */
            --color-prime: #4f82e8;
            --color-prime-deep: #3b66c4;
            --color-surface: #f8fafc;
            --color-surface-alt: #ffffff;
            --color-ink-main: #1e293b;
            --color-ink-sub: #64748b;
            --color-ink-inverse: #ffffff;
            --color-border: #e2e8f0;
            
            /* Hero Gradient (Contract) */
            --gradient-cloud: linear-gradient(135deg, #0b1121 0%, #1a2d5c 50%, #294896 100%);
            
            /* Typography */
            --font-base: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, -apple-system, sans-serif;
            
            /* Shapes & Shadows */
            --radius-cell: 10px;
            --radius-tap: 6px;
            --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.05);
            --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.08);
            --shadow-prime: 0 4px 15px rgba(79, 130, 232, 0.4);
            
            /* Transitions */
            --ease: 0.35s ease;
        }

        /* ==========================================================================
           Reset & Mandatory Rules
           ========================================================================== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            min-width: 0; /* Mandatory rule for flex children */
        }

        body {
            font-family: var(--font-base);
            background-color: var(--color-surface);
            color: var(--color-ink-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        /* Mandatory Text Wrap Rules */
        .char, h1, h2, h3, p, span, a, div {
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        h1, h2, h3, h4 {
            white-space: normal;
        }

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

        /* Mandatory Flex Rules applied to specific layout classes */
        .flex-zone {
            display: flex;
            flex-wrap: wrap;
        }

        /* ==========================================================================
           Navigation (Exact Match Contract)
           ========================================================================== */
        .flow-peak {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 100;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 5vw;
        }

        .hound {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .spell-dict {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            min-width: 0;
        }

        .spell-jump {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-ink-main);
            position: relative;
            padding: 0.5rem 0;
            min-width: 0;
        }

        .spell-jump:hover {
            color: var(--color-prime);
        }

        .spell-jump.active {
            color: var(--color-prime);
            font-weight: 700;
        }

        .spell-jump.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--color-prime);
            border-radius: 2px;
        }

        @media (max-width: 768px) {
            .spell-dict {
                display: none; /* Simplified for mobile in this non-JS context to maintain layout */
            }
        }

        /* ==========================================================================
           Buttons & Action Elements
           ========================================================================== */
        .tap-prime {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            background: linear-gradient(90deg, var(--color-prime), var(--color-prime-deep));
            color: var(--color-ink-inverse);
            font-weight: 600;
            font-size: 1.125rem;
            border-radius: var(--radius-tap);
            box-shadow: var(--shadow-prime);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--ease);
            cursor: pointer;
        }

        .tap-prime:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(79, 130, 232, 0.5);
            color: var(--color-ink-inverse);
        }

        .tap-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.8rem 2rem;
            background: transparent;
            color: var(--color-prime);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-tap);
            border: 1.5px solid var(--color-prime);
            transition: all var(--ease);
            cursor: pointer;
        }

        .tap-ghost:hover {
            background: var(--color-prime);
            color: var(--color-ink-inverse);
        }

        /* ==========================================================================
           Main Structure & Layout Variants
           ========================================================================== */
        main {
            display: block;
            min-height: 100vh;
        }

        /* Common Zone Formatting */
        .zone-layout {
            padding: 5rem 5vw;
            width: 100%;
        }

        .tone-prime {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 1.5rem;
        }

        .tone-sub {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-ink-main);
            margin-bottom: 1rem;
        }

        .tone-minor {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--color-ink-main);
            margin-bottom: 0.75rem;
        }

        .char-prime {
            font-size: clamp(1.125rem, 2vw, 1.25rem);
            line-height: 1.8;
            opacity: 0.9;
            max-width: 800px;
            margin-bottom: 2.5rem;
        }

        .char-sub {
            font-size: 1.125rem;
            color: var(--color-ink-sub);
            max-width: 600px;
            margin-bottom: 3rem;
            line-height: 1.7;
        }

        /* --- Hero Section (Role: Intro) --- */
        .cloud-zone {
            background: var(--gradient-cloud);
            color: var(--color-ink-inverse);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            min-height: 70vh;
            padding: 6rem 5vw;
        }

        /* Cinematic Strip Visual Concept */
        .cinematic-line {
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            opacity: 0.1;
            background-image: repeating-linear-gradient(
                45deg,
                transparent,
                transparent 10px,
                #ffffff 10px,
                #ffffff 12px
            );
            mask-image: linear-gradient(to left, rgba(0,0,0,1), rgba(0,0,0,0));
            -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1), rgba(0,0,0,0));
            transform: skewX(-15deg) scale(1.2);
            z-index: 1;
            pointer-events: none;
        }

        .cloud-skin {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            align-items: flex-start;
        }

        /* --- Categories (Role: Acquire) --- */
        .brain-board {
            background-color: var(--color-surface);
        }

        .board-skin {
            max-width: 1200px;
            margin: 0 auto;
        }

        .cell-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 2rem;
            width: 100%;
        }

        .lexis-cell {
            background: var(--color-surface-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-cell);
            padding: 2.5rem 2rem;
            transition: all var(--ease);
            box-shadow: var(--shadow-soft);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .lexis-cell:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-prime);
        }

        .mark-zone {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(79, 130, 232, 0.1), rgba(59, 102, 196, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: var(--color-prime);
        }

        .mark-zone svg {
            width: 28px;
            height: 28px;
            fill: currentColor;
        }

        /* --- Enterprise Management (Role: Capability) --- */
        .swift-lexis {
            background-color: var(--color-surface-alt);
        }

        .swift-skin {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .char-zone {
            flex: 1 1 400px;
            min-width: 0;
        }

        .look-zone {
            flex: 1.2 1 450px;
            min-width: 0;
            position: relative;
        }

        .look-zone::before {
            content: '';
            position: absolute;
            top: -20px;
            right: -20px;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #e0e7ff 0%, #f8fafc 100%);
            border-radius: var(--radius-cell);
            z-index: 1;
        }

        .look {
            width: 100%;
            height: auto;
            border-radius: var(--radius-cell);
            box-shadow: var(--shadow-hover);
            position: relative;
            z-index: 2;
            display: block;
            border: 1px solid var(--color-border);
        }

        /* --- Open Co-creation (Role: Steps) --- */
        .zone-alt {
            background: linear-gradient(to bottom, var(--color-surface), #edf2f7);
            text-align: center;
        }

        .step-flow {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2rem;
            margin-top: 3rem;
            max-width: 1000px;
            margin-left: auto;
            margin-right: auto;
        }

        .step-cell {
            flex: 1 1 300px;
            background: var(--color-surface-alt);
            padding: 3rem 2rem;
            border-radius: var(--radius-cell);
            border: 1px solid var(--color-border);
            text-align: left;
            position: relative;
            overflow: hidden;
        }

        .step-cell::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--color-prime);
        }

        /* ==========================================================================
           Footer
           ========================================================================== */
        .echo-base {
            background-color: #0f172a;
            color: #94a3b8;
            padding: 4rem 5vw 2rem;
            font-size: 0.875rem;
        }

        .echo-skin {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .memo-cell h4 {
            color: var(--color-surface-alt);
            font-size: 1.125rem;
            margin-bottom: 1.25rem;
            font-weight: 600;
        }

        .memo-jump {
            display: block;
            margin-bottom: 0.75rem;
        }

        .memo-jump:hover {
            color: var(--color-surface-alt);
        }

        .echo-line {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 2rem;
            text-align: center;
            max-width: 1200px;
            margin: 0 auto;
        }

        /* ==========================================================================
           Responsive Adjustments
           ========================================================================== */
        @media (max-width: 768px) {
            .zone-layout {
                padding: 4rem 5vw;
            }
            
            .swift-skin {
                gap: 2rem;
                flex-direction: column;
            }
            
            .char-zone, .look-zone {
                flex: 1 1 100%;
                width: 100%;
            }
            
            .cloud-zone {
                min-height: 50vh;
                padding: 4rem 5vw;
            }

            .step-cell {
                flex: 1 1 100%;
            }
        }

.spell-flow-peak {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    word-break: break-word;
    color: #1e293b;
}
.spell-flow-peak,
.spell-flow-peak *,
.spell-flow-peak *::before,
.spell-flow-peak *::after {
    box-sizing: border-box;
}

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

.spell-flow-peak p,
.spell-flow-peak h1,
.spell-flow-peak h2,
.spell-flow-peak h3,
.spell-flow-peak h4,
.spell-flow-peak h5,
.spell-flow-peak h6 {
    text-decoration: none;
}

.spell-flow-peak img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 0;
}

.spell-flow-peak {
    box-shadow: none;
    filter: none;
    text-shadow: none;
    background-image: none;
    border-top: none;
    border-left: none;
    border-right: none;
    outline: none;
}

.spell-flow-peak a.spell-spell-jump.spell-spell-active,
.spell-flow-peak a.spell-spell-jump {
    --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;
}

.spell-flow-peak a.spell-spell-jump.spell-spell-active,
.spell-flow-peak a.spell-spell-jump.spell-spell-active:hover,
.spell-flow-peak a.spell-spell-jump.spell-spell-active:focus,
.spell-flow-peak a.spell-spell-jump.spell-spell-active:active,
.spell-flow-peak a.spell-spell-jump.spell-spell-active.active,
.spell-flow-peak a.spell-spell-jump.spell-spell-active[aria-current="page"],
.spell-flow-peak a.spell-spell-jump,
.spell-flow-peak a.spell-spell-jump:hover,
.spell-flow-peak a.spell-spell-jump:focus,
.spell-flow-peak a.spell-spell-jump:active,
.spell-flow-peak a.spell-spell-jump.active,
.spell-flow-peak a.spell-spell-jump[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);
}

.spell-flow-peak{
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #e2e8f0;
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 1rem 5vw;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

.spell-flow-peak .spell-hound{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.spell-flow-peak .spell-hound svg{
            height: 36px;
            width: auto;
        }

.spell-flow-peak .spell-spell-dict{
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            min-width: 0;
        }

.spell-flow-peak .spell-spell-jump{
            font-size: 1rem;
            font-weight: 500;
            color: #64748b;
            position: relative;
            padding: 0.5rem 0;
        }

.spell-flow-peak .spell-spell-jump::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #4f82e8;
            transition: width 0.35s ease;
        }

.spell-flow-peak .spell-spell-jump:hover, .spell-flow-peak .spell-spell-jump:focus{
            color: #4f82e8;
        }

.spell-flow-peak .spell-spell-jump:hover::after, .spell-flow-peak .spell-spell-active::after{
            width: 100%;
        }

.spell-flow-peak .spell-spell-active{
            color: #4f82e8;
            font-weight: 600;
        }

@media (max-width: 768px){.spell-flow-peak{
                flex-direction: column;
                gap: 1rem;
                padding: 1rem;
            }

.spell-flow-peak .spell-spell-dict{
                justify-content: center;
                gap: 1rem;
            }}

.spell-flow-peak {
    background: rgb(255, 255, 255);
    background-image: none;
}

.memo-memo-base {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    word-break: break-word;
    color: #1e293b;
}
.memo-memo-base,
.memo-memo-base *,
.memo-memo-base *::before,
.memo-memo-base *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.memo-memo-base .memo-char-body{
            font-size: 1.05rem;
            color: #475569;
            line-height: 1.8;
            margin-bottom: 1rem;
        }

.memo-memo-base{
            background-color: #020617;
            padding: 4rem 5vw 2rem;
            color: #64748b;
        }

.memo-memo-base .memo-memo-board{
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            justify-content: space-between;
            border-bottom: 1px solid #1e293b;
            padding-bottom: 3rem;
            margin-bottom: 2rem;
        }

.memo-memo-base .memo-memo-cell{
            flex: 1 1 250px;
            min-width: 0;
        }

.memo-memo-base .memo-echo-char{
            font-size: 1.25rem;
            font-weight: 700;
            color: #e2e8f0;
            margin-bottom: 1rem;
        }

.memo-memo-base .memo-memo-jump{
            display: block;
            margin-bottom: 0.5rem;
            font-size: 0.95rem;
        }

.memo-memo-base .memo-memo-jump:hover, .memo-memo-base .memo-memo-jump:focus{
            color: #38bdf8;
        }

.memo-memo-base .memo-echo-line{
            text-align: center;
            font-size: 0.85rem;
        }