/* ==========================================================================
           基础变量与重置 (继承自首页视觉契约)
           ========================================================================== */
        :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: 21px;
            
            --shadow-sm: 0 4px 20px rgba(0,0,0,0.03);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.06);
            --shadow-brand: 0 4px 15px rgba(246, 64, 103, 0.4);
            
            --transition: all 0.35s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            
            --max-width: 1280px;
        }

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

        body {
            font-family: var(--font-family);
            color: var(--color-text-main);
            background-color: var(--color-bg-alt);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            word-break: break-word;
            overflow-wrap: break-word;
        }

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

        /* 强制Flexbox规则 */
        .flex-rule {
            display: flex;
            flex-wrap: wrap;
        }
        .flex-rule > * {
            min-width: 0;
        }

        /* ==========================================================================
           导航栏 (完全复用结构与样式)
           ========================================================================== */
        .heel {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            z-index: 1000;
        }

        .ribbon {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 1rem 2rem;
        }
        .ribbon > * { min-width: 0; }

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

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

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

        .xref-bullet {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-main);
            padding: 0.5rem 0;
            position: relative;
        }

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

        .xref-bullet::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--color-brand);
            transform: scaleX(0);
            transition: var(--transition);
            transform-origin: center;
        }

        .xref-bullet:hover::after,
        .xref-bullet.active::after {
            transform: scaleX(1);
        }

        /* ==========================================================================
           主容器架构
           ========================================================================== */
        .batch-master {
            padding-top: 70px; /* 补偿固定导航 */
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .binder-core {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        /* ==========================================================================
           Section 1: Hero (PDF转Word，一键无损) - fullbleed_overlay 变体
           ========================================================================== */
        .folio-intro {
            background-color: var(--color-bg-dark);
            background-image: radial-gradient(circle at 80% 20%, rgba(246, 64, 103, 0.15) 0%, transparent 40%);
            color: var(--color-text-inverse);
            padding: clamp(4rem, 8vw, 8rem) 2rem;
            position: relative;
            overflow: hidden;
        }

        .batch-intro-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            align-items: center;
            gap: 4rem;
        }

        .batch-intro-prose {
            flex: 1 1 400px;
            z-index: 2;
        }

        .topic-gigantic {
            font-size: clamp(2.5rem, 5vw, 4.5rem);
            line-height: 1.1;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 1.5rem;
            white-space: normal;
        }

        .topic-gigantic span {
            color: var(--color-brand);
        }

        .prose-lead {
            font-size: clamp(1.125rem, 2vw, 1.25rem);
            color: rgba(255,255,255,0.8);
            margin-bottom: 2.5rem;
            max-width: 500px;
        }

        .rule-actions {
            gap: 1rem;
        }

        .stamp-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text-inverse);
            background: var(--color-brand);
            border-radius: 50px;
            box-shadow: var(--shadow-brand);
            border: 1px solid rgba(255,255,255,0.1);
            cursor: pointer;
            transform: translateY(0);
        }

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

        .stamp-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text-inverse);
            background: rgba(255,255,255,0.1);
            border-radius: 50px;
            border: 1px solid rgba(255,255,255,0.2);
            backdrop-filter: blur(5px);
            cursor: pointer;
            transform: translateY(0);
        }

        .stamp-secondary:hover {
            transform: translateY(-3px);
            background: rgba(255,255,255,0.15);
            border-color: rgba(255,255,255,0.4);
        }

        /* Hero 动态 SVG 视觉载体 */
        .batch-intro-visual {
            flex: 1 1 400px;
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .motion-canvas {
            width: 100%;
            max-width: 500px;
            height: auto;
            aspect-ratio: 1;
            filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
        }

        @keyframes floatDoc {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-15px) rotate(2deg); }
        }
        @keyframes scanLine {
            0% { transform: translateY(-100%); opacity: 0; }
            10% { opacity: 1; }
            90% { opacity: 1; }
            100% { transform: translateY(200%); opacity: 0; }
        }
        @keyframes convertColor {
            0%, 40% { fill: #f64067; }
            60%, 100% { fill: #408df6; } /* 模拟转为Word蓝 */
        }

        .doc-pdf { animation: floatDoc 6s ease-in-out infinite; }
        .scan-beam { animation: scanLine 3s linear infinite; }
        .convert-target { animation: convertColor 6s ease-in-out infinite alternate; }


        /* ==========================================================================
           Section 2: Conversion Features (精准还原每一次排版)
           ========================================================================== */
        .folio-comparison {
            background-color: var(--color-bg-alt);
            padding: clamp(4rem, 8vw, 6rem) 2rem;
        }

        .batch-center {
            max-width: 800px;
            margin: 0 auto 4rem;
            text-align: center;
        }

        .topic-folder {
            font-size: clamp(2rem, 3vw, 2.5rem);
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 1rem;
            white-space: normal;
        }

        .prose-desc {
            font-size: 1.125rem;
            color: var(--color-text-muted);
        }

        .rule-grid {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .sheet-feature {
            background: var(--color-bg-surface);
            border-radius: var(--radius-md);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(0,0,0,0.04);
            transition: var(--transition);
            transform: translateY(0);
        }

        .sheet-feature:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: rgba(246, 64, 103, 0.2);
        }

        .ink-font {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, rgba(246,64,103,0.1) 0%, rgba(246,64,103,0.02) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            border: 1px solid rgba(246,64,103,0.1);
            color: var(--color-brand);
        }

        .ink-font svg {
            width: 32px;
            height: 32px;
            fill: currentColor;
        }

        .topic-sheet {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .prose-sheet {
            color: var(--color-text-muted);
            font-size: 1rem;
            line-height: 1.6;
        }

        /* ==========================================================================
           Section 3: Editing Tools (像编辑Word一样编辑PDF) - Article Steps结构
           ========================================================================== */
        .folio-steps {
            background-color: var(--color-bg-surface);
            padding: clamp(4rem, 8vw, 6rem) 2rem;
        }

        .rule-timeline {
            max-width: var(--max-width);
            margin: 0 auto;
            align-items: center;
            gap: 4rem;
        }

        .batch-timeline-prose {
            flex: 1 1 400px;
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .fig-step {
            display: flex;
            gap: 1.5rem;
            padding: 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: var(--transition);
            cursor: pointer;
        }

        .fig-step:hover {
            background: var(--color-bg-alt);
            border-color: rgba(0,0,0,0.05);
        }

        .fig-step.active-step {
            background: rgba(246, 64, 103, 0.05);
            border-color: rgba(246, 64, 103, 0.2);
            box-shadow: 0 4px 12px rgba(246, 64, 103, 0.05);
        }

        .ink-step-num {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--color-text-main);
            color: var(--color-bg-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.25rem;
            transition: var(--transition);
        }

        .fig-step:hover .ink-step-num {
            background: var(--color-brand-light);
        }

        .fig-step.active-step .ink-step-num {
            background: var(--color-brand);
            box-shadow: 0 0 15px rgba(246, 64, 103, 0.4);
        }

        .batch-step-batch h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .batch-step-batch p {
            color: var(--color-text-muted);
        }

        .batch-timeline-visual {
            flex: 1 1 400px;
            position: relative;
            background: var(--color-bg-alt);
            border-radius: var(--radius-lg);
            padding: 2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(0,0,0,0.05);
            box-shadow: inset 0 2px 10px rgba(0,0,0,0.02);
            min-height: 400px;
        }

        /* 编辑界面模拟动效 */
        .editor-mockup {
            width: 100%;
            height: auto;
            background: #fff;
            border-radius: 8px;
            box-shadow: var(--shadow-md);
            border: 1px solid #ebebeb;
            overflow: hidden;
        }

        @keyframes cursorClick {
            0% { transform: translate(50px, 100px); }
            30% { transform: translate(120px, 80px); }
            40% { transform: translate(120px, 80px) scale(0.9); }
            50% { transform: translate(120px, 80px) scale(1); }
            100% { transform: translate(200px, 150px); }
        }
        
        @keyframes textHighlight {
            0%, 40% { width: 0; opacity: 0; }
            45%, 90% { width: 140px; opacity: 0.2; }
            100% { width: 0; opacity: 0; }
        }

        .cursor {
            animation: cursorClick 4s infinite ease-in-out;
            transform-origin: top left;
        }
        
        .highlight-box {
            animation: textHighlight 4s infinite ease-in-out;
            fill: var(--color-brand);
        }

        /* ==========================================================================
           页脚
           ========================================================================== */
        .verb {
            background-color: var(--color-bg-surface);
            border-top: 1px solid rgba(0,0,0,0.05);
            padding: 3rem 2rem;
            text-align: center;
        }

        .batch-verb-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }

        .prose-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-text-main);
            letter-spacing: 0.05em;
        }

        .rule-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2rem;
        }
        .rule-links > * { min-width: 0; }

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

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

        .prose-copyright {
            color: var(--color-text-muted);
            font-size: 0.75rem;
            margin-top: 1rem;
        }

        /* ==========================================================================
           响应式断点
           ========================================================================== */
        @media (max-width: 1024px) {
            .topic-gigantic {
                font-size: clamp(2rem, 4vw, 3rem);
            }
            .batch-timeline-prose,
            .batch-timeline-visual {
                flex-basis: 100%;
            }
        }

        @media (max-width: 768px) {
            .rule-bullets {
                display: none; /* 移动端简化，此处仅作视觉保护，真实业务需做汉堡菜单 */
            }
            .batch-intro-inner {
                flex-direction: column;
                text-align: center;
            }
            .prose-lead {
                margin-left: auto;
                margin-right: auto;
            }
            .rule-actions {
                justify-content: center;
            }
            .rule-grid {
                grid-template-columns: 1fr;
            }
            .folio-intro,
            .folio-comparison,
            .folio-steps {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

.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;
        }