/* 变量系统 */
        :root {
            --color-brand: #f64067;
            --color-brand-light: #ff6b8b;
            --color-brand-dark: #d42249;
            --color-bg-dark: #0f0a14;
            --color-bg-surface: #ffffff;
            --color-bg-alt: #f8f9fa;
            --color-text-main: #1f2329;
            --color-text-muted: #646a73;
            --color-text-inverse: #ffffff;
            
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            
            --shadow-soft: 0 4px 20px rgba(0,0,0,0.03);
            --shadow-float: 0 12px 30px rgba(0,0,0,0.08);
            --shadow-brand: 0 4px 15px rgba(246, 64, 103, 0.4);
            
            --transition: all 0.35s ease;
        }

        /* 基础重置与排版 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--color-text-main);
            background-color: var(--color-bg-alt);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        h1, h2, h3, h4 {
            white-space: normal;
            font-weight: 700;
        }

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

        /* 强制复用的导航栏样式 (稍加适配以融入整体) */
        .heel {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .ribbon {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 1rem 2rem;
            min-width: 0;
        }

        .glyph {
            display: flex;
            align-items: center;
            min-width: 0;
        }
        
        .glyph img {
            height: 32px;
            width: auto;
        }

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

        .xref-bullet {
            font-size: 1rem;
            color: var(--color-text-main);
            font-weight: 500;
            transition: var(--transition);
            min-width: 0;
        }

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

        /* 页面骨架 */
        .batch-master {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .binder {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        /* Hero 区域 (文档上云，协作无界) */
        .cover {
            background-color: var(--color-bg-dark);
            color: var(--color-text-inverse);
            padding: clamp(4rem, 8vw, 8rem) 2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            position: relative;
            overflow: hidden;
            min-width: 0;
        }

        /* 背景修饰 */
        .cover::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 70%;
            height: 150%;
            background: radial-gradient(circle, rgba(246,64,103,0.15) 0%, rgba(15,10,20,0) 70%);
            transform: rotate(-15deg);
            pointer-events: none;
        }

        .folder-intro {
            max-width: 1280px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 4rem;
            align-items: center;
            z-index: 1;
            min-width: 0;
        }

        .prose-intro {
            flex: 1;
            min-width: min(100%, 400px);
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .topic-gigantic {
            font-size: clamp(2.5rem, 5vw, 4.5rem);
            line-height: 1.1;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .prose-lead {
            font-size: 1.25rem;
            color: rgba(255,255,255,0.8);
            line-height: 1.8;
            word-break: keep-all;
        }

        .rule-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
            min-width: 0;
        }

        .stamp-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            font-weight: 600;
            color: #ffffff;
            background: var(--color-brand);
            border-radius: 50px;
            box-shadow: var(--shadow-brand);
            border: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
            min-width: 0;
            cursor: pointer;
        }

        .stamp-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(246, 64, 103, 0.6);
            background: var(--color-brand-light);
        }

        /* Hero 数据面板 UI */
        .sheet-ui-folio {
            flex: 1;
            min-width: min(100%, 400px);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-xl);
            padding: 3rem;
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            backdrop-filter: blur(20px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.3);
        }

        .rule-nodes {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            gap: 2rem;
            position: relative;
            min-width: 0;
        }

        /* 连线动画 */
        .rule-nodes::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, rgba(255,255,255,0.1) 0%, rgba(246,64,103,0.5) 50%, rgba(255,255,255,0.1) 100%);
            z-index: 0;
        }

        .fig-node {
            background: rgba(20, 15, 25, 0.8);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.5rem;
            z-index: 1;
            min-width: 100px;
            transition: var(--transition);
        }

        .fig-node:hover {
            transform: translateY(-5px);
            border-color: var(--color-brand);
        }

        .ink-device {
            width: 40px;
            height: 40px;
            fill: none;
            stroke: var(--color-brand-light);
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .ink-cloud {
            width: 60px;
            height: 60px;
            fill: none;
            stroke: #ffffff;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
            filter: drop-shadow(0 0 10px rgba(246,64,103,0.5));
            animation: float 3s ease-in-out infinite;
        }

        .prose-font {
            font-size: 0.875rem;
            color: rgba(255,255,255,0.7);
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        /* 协作区域 (多人同频) */
        .folio-collab {
            padding: clamp(4rem, 8vw, 6rem) 2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            background: var(--color-bg-alt);
            min-width: 0;
        }

        .folder-collab {
            max-width: 1280px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 4rem;
            align-items: center;
            flex-direction: row-reverse;
            min-width: 0;
        }

        .prose-collab {
            flex: 1;
            min-width: min(100%, 400px);
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .topic-large {
            font-size: clamp(2rem, 4vw, 3rem);
            color: var(--color-text-main);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .rule-features {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            min-width: 0;
        }

        .sheet-feature {
            background: var(--color-bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(0,0,0,0.04);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            transition: var(--transition);
            min-width: 0;
        }

        .sheet-feature:hover {
            transform: translateX(10px);
            box-shadow: var(--shadow-float);
            border-color: rgba(246,64,103,0.2);
        }

        .ink-feature {
            width: 24px;
            height: 24px;
            fill: none;
            stroke: var(--color-brand);
            stroke-width: 2;
            flex-shrink: 0;
        }

        .topic-feature {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text-main);
        }

        /* 协作数据面板 UI */
        .sheet-ui-collab {
            flex: 1;
            min-width: min(100%, 400px);
            background: var(--color-bg-surface);
            border-radius: var(--radius-xl);
            box-shadow: 0 20px 50px rgba(0,0,0,0.05);
            border: 1px solid rgba(0,0,0,0.08);
            padding: 2rem;
            position: relative;
            min-height: 400px;
        }

        .brow-ui {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 2rem;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding-bottom: 1rem;
            min-width: 0;
        }

        .fig-skeleton {
            height: 8px;
            border-radius: 4px;
            background: rgba(0,0,0,0.05);
            margin-bottom: 1rem;
        }

        .fig-skeleton-short { width: 40%; }
        .fig-skeleton-long { width: 80%; }
        .fig-skeleton-full { width: 100%; }

        /* 光标动画组件 */
        .macro-cursor {
            position: absolute;
            display: flex;
            align-items: flex-start;
            pointer-events: none;
            animation: pulse 2s infinite;
        }

        .macro-cursor-1 { top: 35%; left: 30%; color: #00b0ff; }
        .macro-cursor-2 { top: 60%; left: 60%; color: #00d26a; }

        .ink-cursor {
            width: 16px;
            height: 16px;
            fill: currentColor;
        }

        .prose-cursor-name {
            background: currentColor;
            color: #fff;
            font-size: 0.75rem;
            padding: 2px 6px;
            border-radius: 4px;
            margin-left: 4px;
            margin-top: 8px;
            font-weight: 600;
        }

        @keyframes pulse {
            0% { opacity: 0.7; }
            50% { opacity: 1; transform: scale(1.05); }
            100% { opacity: 0.7; }
        }

        /* 同步存储区域 (资产沉淀) */
        .canvas-sync {
            padding: clamp(4rem, 8vw, 6rem) 2rem;
            background: var(--color-bg-surface);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            min-width: 0;
        }

        .folder-sync {
            max-width: 1000px;
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 4rem;
            min-width: 0;
        }

        .prose-sync-heel {
            max-width: 600px;
        }

        .rule-timeline {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            width: 100%;
            position: relative;
            gap: 2rem;
            min-width: 0;
        }

        /* 时间轴连线 */
        .rule-timeline::after {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: rgba(0,0,0,0.05);
            z-index: 0;
        }

        @media (max-width: 768px) {
            .rule-timeline::after {
                display: none;
            }
            .rule-timeline {
                flex-direction: column;
                align-items: center;
            }
        }

        .sheet-step {
            flex: 1;
            min-width: 200px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
            z-index: 1;
            background: var(--color-bg-surface);
            padding: 1rem;
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .sheet-step:hover {
            background: var(--color-bg-alt);
            transform: translateY(-5px);
        }

        .macro-ink-box {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid rgba(246,64,103,0.1);
            transition: var(--transition);
        }

        .sheet-step:hover .macro-ink-box {
            border-color: var(--color-brand);
            background: rgba(246,64,103,0.05);
        }

        .ink-step {
            width: 32px;
            height: 32px;
            fill: none;
            stroke: var(--color-text-main);
            stroke-width: 2;
            transition: var(--transition);
        }

        .sheet-step:hover .ink-step {
            stroke: var(--color-brand);
        }

        .topic-step {
            font-size: 1.125rem;
            font-weight: 600;
        }

        .prose-step {
            font-size: 0.875rem;
            color: var(--color-text-muted);
        }

        /* 页脚 */
        .verb {
            background: var(--color-bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 4rem 2rem 2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            min-width: 0;
        }

        .folder-verb {
            max-width: 1280px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding-bottom: 2rem;
            margin-bottom: 2rem;
            min-width: 0;
        }

        .bind-brand {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            min-width: 240px;
        }

        .topic-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
        }

        .rule-links {
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            min-width: 0;
        }

        .bind-col {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            min-width: 120px;
        }

        .topic-col {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
        }

        .xref-verb {
            font-size: 0.875rem;
            transition: var(--transition);
        }

        .xref-verb:hover {
            color: var(--color-brand-light);
        }

        .bind-legal {
            width: 100%;
            text-align: center;
            font-size: 0.875rem;
        }

.ribbon-heel{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(15, 10, 20, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.05);
            transition: all 0.35s ease;
        }

.ribbon-heel .ribbon-ribbon{
            max-width: 1280px;
            margin: 0 auto;
            padding: 1rem clamp(1.5rem, 5vw, 4rem);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

.ribbon-heel .ribbon-ribbon > *{
            min-width: 0;
        }

.ribbon-heel .ribbon-glyph img{
            height: 32px;
            width: auto;
            display: block;
            filter: drop-shadow(0 2px 4px rgba(246, 64, 103, 0.3));
        }

.ribbon-heel .ribbon-rule-bullets{
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
        }

.ribbon-heel .ribbon-rule-bullets > *{ min-width: 0; }

.ribbon-heel .ribbon-xref-bullet{
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all 0.35s ease;
            padding: 0.5rem 0;
            position: relative;
        }

.ribbon-heel .ribbon-xref-bullet:hover, .ribbon-heel .ribbon-xref-bullet.active{
            color: #ffffff;
        }

.ribbon-heel .ribbon-xref-bullet.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: #f64067;
            border-radius: 2px;
        }

@media (max-width: 768px){.ribbon-heel .ribbon-ribbon{
                flex-direction: column;
                gap: 1rem;
            }

.ribbon-heel .ribbon-rule-bullets{
                justify-content: center;
                gap: 1rem;
            }}

.ribbon-heel {
    background: rgb(15, 10, 20);
    background-image: none;
}

.note-verb {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-text-main);
}
.note-verb,
.note-verb *,
.note-verb *::before,
.note-verb *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.note-verb{
            background: #0f0a14;
            color: rgba(255,255,255,0.6);
            padding: 4rem clamp(1.5rem, 5vw, 4rem) 2rem;
            display: flex;
            flex-direction: column;
            gap: 3rem;
            flex-wrap: wrap;
        }

.note-verb > *{ min-width: 0; }

.note-verb .note-folder-foot{
            max-width: 1280px;
            margin: 0 auto;
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 2rem;
            flex-wrap: wrap;
            gap: 1rem;
        }

.note-verb .note-folder-foot > *{ min-width: 0; }

.note-verb .note-topic-brand{
            font-size: 1.5rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: 1px;
        }

.note-verb .note-prose-legal{
            font-size: 0.875rem;
        }