/* ==========================================================================
           基础变量与视觉契约 (继承自首页)
           ========================================================================== */
        :root {
            /* 色彩系统 */
            --color-primary: #f6d854;
            --color-primary-hover: #e5c742;
            --color-dark: #1f2937;
            --color-text: #4b5563;
            --color-text-light: #6b7280;
            --color-bg: #f9fafb;
            --color-surface: #ffffff;
            --color-border: #e5e7eb;
            
            /* 辅助色彩 */
            --color-accent-blue: #eff6ff;
            --color-accent-blue-text: #2563eb;
            --color-accent-green: #f0fdf4;
            --color-accent-green-text: #16a34a;
            --color-accent-rose: #fff1f2;
            --color-accent-rose-text: #e11d48;
            
            /* 基因参数 */
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
            --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.06), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
            --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.08), 0 8px 16px -8px rgba(0, 0, 0, 0.04);
            --shadow-glow: 0 4px 14px rgba(246, 216, 84, 0.4);
            --transition: all 0.35s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            
            /* 版心控制 */
            --width-canvas: 1280px;
        }

        /* ==========================================================================
           全局重置与安全规则
           ========================================================================== */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-family);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        button, input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        /* 强制换行安全规则 */
        .prose, 
        .rubric, 
        .spine-tie, 
        .stamp-primary {
            word-break: break-word;
            overflow-wrap: break-word;
            word-break: keep-all; /* 中文词组保持 */
        }

        /* Flex/Grid 强制安全规则 */
        .sleeve-flex,
        .roster,
        .batch,
        .spine {
            display: flex;
            flex-wrap: wrap;
        }
        
        .cell,
        .slide,
        .sheet,
        .note,
        .spine-tie {
            min-width: 0;
        }

        .sleeve-grid {
            display: grid;
        }

        /* ==========================================================================
           组件样式 - 导航壳层 (直接复用首页)
           ========================================================================== */
        .crown-folder {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

        .spine {
            max-width: var(--width-canvas);
            margin: 0 auto;
            padding: 1rem 5vw;
            align-items: center;
            justify-content: space-between;
        }

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

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

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

        .spine-tie:hover {
            color: var(--color-dark);
        }

        .spine-tie.active {
            color: var(--color-dark);
            font-weight: 600;
        }

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

        @media (max-width: 768px) {
            .roster {
                display: none; /* 移动端简化，非当前页面核心功能 */
            }
        }

        /* ==========================================================================
           组件样式 - 按钮与表单
           ========================================================================== */
        .stamp-primary {
            padding: 1rem 2rem;
            font-weight: 600;
            font-size: 1.125rem;
            color: var(--color-dark);
            background-color: var(--color-primary);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-glow);
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }

        .stamp-primary:hover,
        .stamp-primary:focus {
            background-color: var(--color-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(246, 216, 84, 0.5);
        }

        .stamp-secondary {
            padding: 0.75rem 1.5rem;
            font-weight: 500;
            color: var(--color-dark);
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
        }

        .stamp-secondary:hover {
            background-color: var(--color-bg);
            border-color: var(--color-text-light);
        }

        /* ==========================================================================
           主内容骨架与版心
           ========================================================================== */
        .binder {
            display: block;
            width: 100%;
        }

        .sleeve-inner {
            max-width: var(--width-canvas);
            margin: 0 auto;
            padding: 6rem 5vw;
        }

        /* ==========================================================================
           区块 1: 千万级精美模板 (Hero Search - 悬浮卡片变体)
           ========================================================================== */
        .cover-folder {
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 4rem 5vw;
            background: linear-gradient(135deg, #fefce8 0%, #fff7d6 50%, #fefce8 100%);
            position: relative;
            overflow: hidden;
            flex-wrap: wrap;
        }

        /* 装饰性背景图形 */
        .cover-folder::before {
            content: '';
            position: absolute;
            top: -10%;
            right: -5%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(246,216,84,0.15) 0%, rgba(255,255,255,0) 70%);
            border-radius: 50%;
            z-index: 0;
        }

        .sheet-cover {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 5rem 4rem;
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(255, 255, 255, 0.9);
            max-width: 960px;
            width: 100%;
            text-align: center;
            position: relative;
            z-index: 1;
            transform: translateY(0);
            transition: var(--transition);
            min-width: 0;
        }

        .sheet-cover:hover {
            transform: translateY(-5px);
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
        }

        .rubric-cover {
            color: var(--color-dark);
            line-height: 1.2;
            font-size: clamp(2.5rem, 4vw, 3.5rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 1.5rem;
            white-space: normal;
        }

        .prose-lead {
            font-size: 1.25rem;
            color: var(--color-text);
            max-width: 600px;
            margin: 0 auto 3rem;
            line-height: 1.7;
        }

        /* 搜索带 */
        .band-search {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            max-width: 720px;
            margin: 0 auto 2rem;
            background: var(--color-surface);
            padding: 0.5rem;
            border-radius: calc(var(--radius-md) + 4px);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
        }

        .prose-input {
            flex: 1 1 300px;
            min-width: 0;
            padding: 1rem 1.5rem;
            font-size: 1.125rem;
            color: var(--color-dark);
            background: transparent;
            border-radius: var(--radius-md);
        }

        .prose-input::placeholder {
            color: #9ca3af;
        }

        /* 热门场景标签 */
        .batch-tags {
            justify-content: center;
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .prose-tag-pin {
            font-size: 0.875rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            padding-right: 0.5rem;
        }

        .cell-tag {
            font-size: 0.875rem;
            color: var(--color-text);
            background: rgba(246, 216, 84, 0.2);
            padding: 0.4rem 1rem;
            border-radius: 20px;
            transition: var(--transition);
            cursor: pointer;
        }

        .cell-tag:hover {
            background: var(--color-primary);
            color: var(--color-dark);
        }

        @media (max-width: 768px) {
            .sheet-cover {
                padding: 3rem 1.5rem;
            }
            .band-search {
                flex-direction: column;
                padding: 1rem;
                background: transparent;
                box-shadow: none;
                border: none;
            }
            .prose-input {
                background: var(--color-surface);
                border: 1px solid var(--color-border);
            }
            .stamp-primary {
                width: 100%;
            }
        }

        /* ==========================================================================
           区块 2: 海量优选 (Gallery Grid)
           ========================================================================== */
        .folio-folder {
            background-color: var(--color-surface);
            border-top: 1px solid var(--color-border);
        }

        .rubric-folder {
            font-size: clamp(2rem, 3vw, 2.5rem);
            color: var(--color-dark);
            font-weight: 800;
            text-align: center;
            margin-bottom: 1rem;
            white-space: normal;
        }

        .prose-desc {
            text-align: center;
            color: var(--color-text-light);
            font-size: 1.125rem;
            max-width: 600px;
            margin: 0 auto 4rem;
        }

        .sleeve-gallery {
            gap: 4rem;
            align-items: center;
        }

        /* 左侧主图视觉 */
        .plate-sleeve {
            flex: 1 1 500px;
            min-width: 0;
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(0,0,0,0.05);
        }

        .plate-fluid {
            width: 100%;
            height: auto;
            display: block;
            transform: scale(1.02);
            transition: transform 0.8s ease;
        }
        
        .plate-sleeve:hover .plate-fluid {
            transform: scale(1);
        }

        /* 右侧网格数据卡 */
        .batch-grid {
            flex: 1 1 400px;
            min-width: 0;
            gap: 1.5rem;
            /* 强制要求：使用 flex 模拟网格，或真实 grid。蓝图要求：真实网格布局呈现 */
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        }

        .slide-feature {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 2rem;
            border: 1px solid var(--color-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .slide-feature:hover {
            background: var(--color-surface);
            box-shadow: var(--shadow-md);
            border-color: rgba(246, 216, 84, 0.5);
            transform: translateY(-5px);
        }

        .glyph-box {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .glyph-blue { background: var(--color-accent-blue); color: var(--color-accent-blue-text); }
        .glyph-green { background: var(--color-accent-green); color: var(--color-accent-green-text); }
        .glyph-rose { background: var(--color-accent-rose); color: var(--color-accent-rose-text); }
        .glyph-yellow { background: rgba(246, 216, 84, 0.2); color: #b45309; }

        .rubric-sheet {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-dark);
            white-space: normal;
        }
        
        .prose-sheet {
            font-size: 0.95rem;
            color: var(--color-text);
        }

        @media (max-width: 1024px) {
            .sleeve-gallery {
                flex-direction: column;
            }
            .plate-sleeve {
                width: 100%;
            }
        }

        /* ==========================================================================
           区块 3: 精细分类 (Category Navigation)
           ========================================================================== */
        .canvas-folder {
            background-color: var(--color-bg);
        }

        .sheet-categories {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 4rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
            gap: 2.5rem;
        }

        .band-category {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            align-items: flex-start;
        }

        .rubric-cate {
            font-weight: 600;
            color: var(--color-dark);
            width: 80px;
            padding-top: 0.4rem;
            white-space: normal;
        }

        .roster-tags {
            flex: 1;
            gap: 0.75rem;
            min-width: 0;
        }

        .cell-filter {
            padding: 0.4rem 1.2rem;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 0.95rem;
            color: var(--color-text);
            cursor: pointer;
            transition: var(--transition);
        }

        .cell-filter:hover {
            border-color: var(--color-primary);
            color: var(--color-dark);
            background: rgba(246, 216, 84, 0.1);
        }

        @media (max-width: 768px) {
            .sheet-categories {
                padding: 2rem 1.5rem;
            }
            .band-category {
                flex-direction: column;
                gap: 0.75rem;
            }
        }

        /* ==========================================================================
           区块 4: 品质保障 (Creator Showcase)
           ========================================================================== */
        .ream-folder {
            background-color: var(--color-surface);
            position: relative;
        }

        .batch-creators {
            gap: 2rem;
            justify-content: center;
        }

        .note-creator {
            flex: 1 1 300px;
            min-width: 0;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 2.5rem 2rem;
            text-align: center;
            border: 1px solid var(--color-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }

        .note-creator:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        /* 设计师虚拟头像 (SVG) */
        .glyph-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-surface), var(--color-bg));
            box-shadow: inset 0 2px 4px rgba(0,0,0,0.05), var(--shadow-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 0.5rem;
        }

        .rubric-name {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--color-dark);
            white-space: normal;
        }

        .prose-auth {
            font-size: 0.875rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            justify-content: center;
        }

        .glyph-check {
            color: var(--color-accent-green-text);
        }

        /* ==========================================================================
           页脚 (Footer)
           ========================================================================== */
        .annex-folder {
            background-color: var(--color-bg);
            border-top: 1px solid var(--color-border);
            padding: 4rem 5vw 2rem;
        }

        .root-sleeve {
            max-width: var(--width-canvas);
            margin: 0 auto;
            text-align: center;
        }

        .rubric-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-dark);
            letter-spacing: 0.05em;
            margin-bottom: 1rem;
            white-space: normal;
        }

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

.spine-crown-folder{
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            border-bottom: 1px solid #e5e7eb;
        }

.spine-crown-folder .spine-spine{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 80px;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5vw;
        }

.spine-crown-folder .spine-spine > *{
            min-width: 0;
        }

.spine-crown-folder .spine-crest{
            display: flex;
            align-items: center;
            height: 40px;
        }

.spine-crown-folder .spine-crest img{
            height: 100%;
            width: auto;
        }

.spine-crown-folder .spine-roster{
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            align-items: center;
        }

.spine-crown-folder .spine-roster > *{
            min-width: 0;
        }

.spine-crown-folder .spine-spine-tie{
            font-weight: 500;
            font-size: 1rem;
            color: #4b5563;
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
        }

.spine-crown-folder .spine-spine-tie:hover{
            color: #1f2937;
            background-color: rgba(0, 0, 0, 0.04);
        }

.spine-crown-folder .spine-spine-tie.active{
            color: #1f2937;
            background-color: #f6d854;
        }

@media (max-width: 768px){.spine-crown-folder .spine-spine{
                flex-direction: column;
                height: auto;
                padding: 1rem 5vw;
                gap: 1rem;
            }}

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

.annex-root-annex {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--color-text);
}
.annex-root-annex,
.annex-root-annex *,
.annex-root-annex *::before,
.annex-root-annex *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.annex-root-annex .annex-grid-binder{
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

.annex-root-annex .annex-center-sleeve{
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 5vw;
        }

.annex-root-annex{
            background-color: #f9fafb;
            padding: 6rem 0 2rem;
            border-top: 1px solid #e5e7eb;
        }

.annex-root-annex .annex-root-brand{
            font-size: 1.5rem;
            font-weight: 800;
            color: #1f2937;
            margin-bottom: 1rem;
        }

.annex-root-annex .annex-root-links{
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

.annex-root-annex .annex-root-tie{
            color: #6b7280;
        }

.annex-root-annex .annex-root-tie:hover{
            color: #e5c742;
        }

.annex-root-annex .annex-copyright-band{
            margin-top: 4rem;
            padding-top: 2rem;
            border-top: 1px solid #e5e7eb;
            text-align: center;
            color: #6b7280;
            font-size: 0.875rem;
        }