/* 基础重置与变量 */
    :root {
        --brand-primary: #7fe76f;
        --brand-light: #e6fced;
        --text-main: #334155;
        --text-light: #64748b;
        --text-heading: #0f172a;
        --bg-page: #f8fafc;
        --bg-surface: #ffffff;
        --bg-subtle: #f1f5f9;
        --shadow-float: 0 24px 48px -12px rgba(15, 23, 42, 0.1);
        --shadow-subtle: 0 4px 6px -1px rgba(15, 23, 42, 0.05);
        --radius-lg: 16px;
        --radius-md: 12px;
        --space-xl: 6rem;
        --space-lg: 4rem;
        --space-md: 2rem;
    }

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

    body {
        font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
        color: var(--text-main);
        background-color: var(--bg-page);
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
    }

    a {
        text-decoration: none;
        color: inherit;
        transition: all 0.35s ease;
    }

    /* 强制文本换行与图片自适应 */
    .ink, .topic, p, span, div, article, section, aside {
        word-break: break-word;
        overflow-wrap: break-word;
        min-width: 0;
    }

    h1, h2, h3, h4 {
        white-space: normal;
        color: var(--text-heading);
    }

    /* 全局动画 */
    @keyframes aisitexFloat {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-15px); }
    }

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

    /* === 顶部导航栏 (复用首页结构) === */
    .crest {
        position: sticky;
        top: 0;
        z-index: 100;
        background: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    }

    .crest-binder {
        max-width: 1200px;
        margin: 0 auto;
        padding: 1rem 2rem;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        min-width: 0;
    }

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

    .mark img {
        height: 32px;
        width: auto;
    }

    .roll {
        display: flex;
        flex-wrap: wrap;
        gap: 2rem;
        min-width: 0;
    }

    .roll-path {
        color: var(--text-main);
        font-weight: 500;
        font-size: 1rem;
        min-width: 0;
        position: relative;
    }

    .roll-path:hover {
        color: var(--brand-primary);
    }

    .roll-path.active {
        color: var(--brand-primary);
        font-weight: 700;
    }

    .roll-path.active::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 100%;
        height: 2px;
        background-color: var(--brand-primary);
        border-radius: 2px;
    }

    /* === 页面通用容器 === */
    .tray {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 2rem;
    }

    /* === 首屏 Hero区 (card_float 变体) === */
    .cover {
        padding: calc(var(--space-xl) * 1.2) 0 var(--space-xl);
        background: linear-gradient(135deg, #f0fdf4 0%, var(--bg-page) 100%);
        position: relative;
        overflow: hidden;
    }

    .cover-binder {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 4rem;
        min-width: 0;
    }

    .cover-ink-shell {
        flex: 1 1 500px;
        min-width: 0;
        z-index: 2;
    }

    .topic-mega {
        font-size: clamp(2.5rem, 4vw, 3.5rem);
        line-height: 1.2;
        font-weight: 800;
        letter-spacing: -0.02em;
        margin-bottom: 1.5rem;
    }

    .topic-mega span {
        color: #16a34a; /* 稍深的绿色用于强调文本 */
    }

    .cover-desc {
        font-size: 1.25rem;
        color: var(--text-light);
        margin-bottom: 2.5rem;
        max-width: 90%;
    }

    .stamp-accent {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 1rem 2.5rem;
        background: var(--brand-primary);
        color: var(--text-heading);
        font-weight: 700;
        font-size: 1.125rem;
        border-radius: var(--radius-md);
        box-shadow: 0 10px 20px -10px var(--brand-primary);
        min-width: 0;
        cursor: pointer;
    }

    .stamp-accent:hover {
        transform: translateY(-3px);
        background: var(--brand-hover);
        box-shadow: 0 15px 25px -10px var(--brand-primary);
    }

    /* data_ui 悬浮卡片区 */
    .cover-lens-shell {
        flex: 1 1 500px;
        position: relative;
        min-height: 500px;
        min-width: 0;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .folio-float {
        background: var(--bg-surface);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-float);
        border: 1px solid rgba(255,255,255,0.6);
        padding: 1.5rem;
        position: absolute;
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        gap: 1rem;
        min-width: 240px;
    }

    .folio-float.main {
        width: 320px;
        height: 220px;
        z-index: 3;
        animation: aisitexFloat 6s ease-in-out infinite;
    }

    .folio-float.sub-1 {
        width: 200px;
        top: 10%;
        right: 5%;
        z-index: 2;
        animation: aisitexFloatReverse 7s ease-in-out infinite;
        opacity: 0.9;
    }

    .folio-float.sub-2 {
        width: 220px;
        bottom: 10%;
        left: 0;
        z-index: 4;
        animation: aisitexFloat 8s ease-in-out infinite 1s;
    }

    /* 数据界面骨架 */
    .ui-ribbon {
        height: 12px;
        border-radius: 6px;
        background: var(--bg-subtle);
        width: 100%;
    }
    .ui-ribbon.short { width: 60%; }
    .ui-ribbon.brand { background: var(--brand-light); }
    
    .ui-crest {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 0.8rem;
        min-width: 0;
        border-bottom: 1px solid var(--bg-subtle);
        padding-bottom: 0.8rem;
    }

    .glyph-circle {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--brand-light);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #16a34a;
    }

    /* === 多设备同步 (proof区) === */
    .deck {
        padding: var(--space-xl) 0;
        background: var(--bg-surface);
    }

    .topic-center {
        text-align: center;
        margin-bottom: var(--space-lg);
    }

    .topic-secondary {
        font-size: 2.25rem;
        font-weight: 700;
        margin-bottom: 1rem;
    }

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

    .sheet {
        padding: 2.5rem 2rem;
        background: var(--bg-page);
        border-radius: var(--radius-lg);
        transition: all 0.35s ease;
        border: 1px solid transparent;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        min-width: 0;
    }

    .sheet:hover {
        background: var(--bg-surface);
        box-shadow: var(--shadow-subtle);
        border-color: rgba(127, 231, 111, 0.3);
        transform: translateY(-5px);
    }

    .sheet-glyph {
        width: 64px;
        height: 64px;
        border-radius: var(--radius-md);
        background: var(--bg-surface);
        box-shadow: var(--shadow-subtle);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 1.5rem;
        color: #16a34a;
    }

    .sheet-topic {
        font-size: 1.25rem;
        font-weight: 600;
        margin-bottom: 1rem;
    }

    .sheet-ink {
        color: var(--text-light);
        font-size: 0.95rem;
    }

    /* === 多人协作 (capability区) === */
    .focal {
        padding: var(--space-xl) 0;
        background: var(--bg-page);
    }

    .focal-binder {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 5rem;
        min-width: 0;
    }

    .focal-binder.reverse {
        flex-direction: row-reverse;
    }

    .focal-ink-shell {
        flex: 1 1 400px;
        min-width: 0;
    }

    .focal-lens-shell {
        flex: 1 1 500px;
        min-width: 0;
        position: relative;
    }

    .focal-slate {
        background: var(--bg-surface);
        border-radius: var(--radius-lg);
        padding: 3rem;
        box-shadow: var(--shadow-float);
        position: relative;
    }

    /* 模拟多人协作游标 */
    .cursor-clip {
        position: absolute;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.4rem 0.8rem;
        border-radius: 20px;
        color: white;
        font-size: 0.85rem;
        font-weight: bold;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        z-index: 10;
        animation: aisitexFloat 4s ease-in-out infinite;
    }

    .cursor-clip.c1 { background: #3b82f6; top: 20%; left: -5%; }
    .cursor-clip.c2 { background: #f59e0b; bottom: 30%; right: -5%; animation-delay: 1s; }
    .cursor-clip.c3 { background: #ec4899; top: 60%; left: 40%; animation-delay: 2s; }

    .focal-roll {
        margin-top: 2rem;
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    .focal-cell {
        display: flex;
        align-items: flex-start;
        gap: 1rem;
        min-width: 0;
    }

    .cell-glyph {
        flex-shrink: 0;
        width: 24px;
        height: 24px;
        color: var(--brand-primary);
        margin-top: 0.2rem;
    }

    /* === 历史版本 (comparison区) === */
    .vault {
        padding: var(--space-xl) 0;
        background: var(--bg-surface);
    }

    .vault-binder {
        max-width: 800px;
        margin: 0 auto;
    }

    .timeline-batch {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        margin-top: 3rem;
        position: relative;
    }

    .timeline-batch::before {
        content: '';
        position: absolute;
        top: 0;
        bottom: 0;
        left: 24px;
        width: 2px;
        background: var(--bg-subtle);
        z-index: 1;
    }

    .timeline-cell {
        display: flex;
        gap: 2rem;
        position: relative;
        z-index: 2;
        min-width: 0;
        background: var(--bg-surface);
        padding: 1.5rem;
        border-radius: var(--radius-md);
        border: 1px solid var(--bg-subtle);
        transition: transform 0.35s ease, box-shadow 0.35s ease;
    }

    .timeline-cell:hover {
        transform: translateX(10px);
        box-shadow: var(--shadow-subtle);
        border-color: rgba(127, 231, 111, 0.3);
    }

    .timeline-marker {
        width: 50px;
        flex-shrink: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }

    .timeline-dot {
        width: 16px;
        height: 16px;
        border-radius: 50%;
        background: var(--bg-surface);
        border: 3px solid var(--brand-primary);
    }

    .timeline-time {
        font-size: 0.85rem;
        color: var(--text-light);
        font-weight: 500;
    }

    .timeline-ink {
        flex: 1;
        min-width: 0;
    }

    .timeline-topic {
        font-size: 1.125rem;
        font-weight: 600;
        margin-bottom: 0.5rem;
    }

    /* === 页脚 === */
    .base {
        background: #0f172a;
        color: #94a3b8;
        padding: 4rem 0 2rem;
    }

    .base-tray {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 2rem;
        display: flex;
        flex-wrap: wrap;
        gap: 3rem;
        justify-content: space-between;
        min-width: 0;
    }

    .base-brand {
        font-size: 1.5rem;
        font-weight: 700;
        color: #ffffff;
        margin-bottom: 1rem;
    }

    .base-roll {
        display: flex;
        flex-wrap: wrap;
        gap: 2rem;
        min-width: 0;
    }

    .base-path:hover {
        color: #ffffff;
    }

    .base-tail {
        margin-top: 4rem;
        padding-top: 2rem;
        border-top: 1px solid rgba(255,255,255,0.1);
        text-align: center;
        font-size: 0.875rem;
    }

    /* === 响应式 === */
    @media (max-width: 1024px) {
        .cover-binder,
        .focal-binder {
            gap: 2rem;
        }
    }

    @media (max-width: 768px) {
        .roll {
            display: none; /* 简化移动端，仅作示例 */
        }
        
        .topic-mega {
            font-size: 2rem;
        }

        .cover-binder {
            flex-direction: column;
        }

        .cover-lens-shell {
            min-height: 400px;
            width: 100%;
        }

        .folio-float.main {
            width: 90%;
        }

        .focal-binder,
        .focal-binder.reverse {
            flex-direction: column;
        }
        
        .timeline-batch::before {
            left: 15px;
        }
        
        .timeline-cell {
            gap: 1rem;
            padding: 1rem;
        }
        
        .timeline-marker {
            width: 30px;
        }
    }

.index-crest {
    font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    word-break: break-word;
    color: var(--text-main);
}
.index-crest,
.index-crest *,
.index-crest *::before,
.index-crest *::after {
    box-sizing: border-box;
}

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

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

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

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

.index-crest a.index-roll-path {
    --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;
}

.index-crest a.index-roll-path,
.index-crest a.index-roll-path:hover,
.index-crest a.index-roll-path:focus,
.index-crest a.index-roll-path:active,
.index-crest a.index-roll-path.active,
.index-crest a.index-roll-path[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);
}

.index-crest{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e2e8f0;
        }

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

.index-crest .index-mark{
            display: flex;
            align-items: center;
        }

.index-crest .index-mark img{
            height: 32px;
            width: auto;
        }

.index-crest .index-roll{
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
        }

.index-crest .index-roll-path{
            font-weight: 500;
            color: #334155;
            transition: all 0.35s ease;
            position: relative;
            padding: 0.5rem 0;
        }

.index-crest .index-roll-path::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #7fe76f;
            transition: all 0.35s ease;
        }

.index-crest .index-roll-path:hover::after, .index-crest .index-roll-path.active::after{
            width: 100%;
        }

.index-crest .index-roll-path.active{
            color: #0f172a;
        }

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

.index-crest {
    background: rgb(255, 255, 255);
    background-image: none;
}

.base-base {
    font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    word-break: break-word;
    color: var(--text-main);
}
.base-base,
.base-base *,
.base-base *::before,
.base-base *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.base-base .base-tray{
            max-width: 1280px;
            margin: 0 auto;
            padding: 6rem 2rem;
        }

.base-base .base-flex-batch{
            display: flex;
            flex-wrap: wrap;
            gap: 4rem;
            align-items: center;
        }

.base-base .base-ink-body{
            font-size: 1.05rem;
            color: #334155;
            margin-bottom: 1.5rem;
            word-break: keep-all;
        }

.base-base{
            background: #0f172a;
            color: #94a3b8;
            padding: 4rem 2rem 2rem;
        }

.base-base .base-base-binder{
            max-width: 1280px;
            margin: 0 auto;
            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;
        }

.base-base .base-base-mark{
            font-size: 1.5rem;
            font-weight: 800;
            color: white;
            letter-spacing: 1px;
        }

.base-base .base-base-ink{
            font-size: 0.9rem;
        }

@media (max-width: 768px){.base-base .base-flex-batch{
                flex-direction: column;
            }

.base-base .base-tray{
                padding: 2rem 1.5rem;
            }}