/* 变量系统 - 继承首页契约 */
        :root {
            --color-brand: #644ad4;
            --color-brand-hover: #4a33a3;
            --color-brand-light: rgba(100, 74, 212, 0.1);
            --color-surface-dark: #121214;
            --color-surface-light: #f8f9fa;
            --color-surface-white: #ffffff;
            --color-ink-primary: #1a1a1c;
            --color-ink-secondary: #5e5e66;
            --color-ink-inverse: #ffffff;
            --color-ink-inverse-muted: #a1a1aa;
            --color-border: #e4e4e9;
            --color-border-dark: #2c2c30;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --transition-base: all 0.35s ease;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 25px rgba(0, 0, 0, 0.08);
            --shadow-glow: 0 0 30px rgba(100, 74, 212, 0.3);
        }

        /* 基础重置 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            min-width: 0;
        }

        body {
            font-family: var(--font-family);
            color: var(--color-ink-primary);
            background-color: var(--color-surface-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        a { text-decoration: none; color: inherit; }
        
        /* 全局包裹与布局限制 */
        .hull-sheaf {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .sheaf-sheaf {
            flex: 1;
            display: flex;
            flex-direction: column;
            width: 100%;
        }

        /* --- 导航栏复用首页样式 --- */
        .crown-top {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            padding: 1rem 5%;
        }
        
        .ribbon-ribbon {
            max-width: 1200px;
            margin: 0 auto;
            justify-content: space-between;
            align-items: center;
        }

        .batch-flex {
            display: flex;
            flex-wrap: wrap;
        }

        .stamp-brand img {
            height: 32px;
            width: auto;
            display: block;
        }

        .deck-deck {
            gap: 2rem;
        }

        .knot-knot {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-ink-secondary);
            transition: var(--transition-base);
            padding: 0.5rem 0;
            position: relative;
        }

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

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

        /* --- 页面通用排版 --- */
        .apex-h2 {
            font-size: clamp(2rem, 3.5vw, 2.8rem);
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.01em;
            white-space: normal;
        }
        
        .apex-h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            line-height: 1.4;
        }

        .ink-lead {
            font-size: 1.125rem;
            color: var(--color-ink-secondary);
            line-height: 1.8;
            max-width: 600px;
            word-break: keep-all;
        }

        /* 按钮组件体系 */
        .macro-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.875rem 2.5rem;
            background-color: var(--color-brand);
            color: var(--color-ink-inverse);
            font-weight: 600;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: var(--transition-base);
            cursor: pointer;
            font-size: 1rem;
        }

        .macro-primary:hover,
        .macro-primary:focus {
            background-color: var(--color-brand-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(100, 74, 212, 0.25);
            outline: none;
        }

        /* --- 1. Hero 区域 (Intro) - Cinematic Strip 变体 --- */
        .folio-intro {
            background-color: var(--color-surface-dark);
            color: var(--color-ink-inverse);
            padding: 6rem 5%;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            min-height: 540px;
        }

        /* 背景流光装饰 */
        .film-glow {
            position: absolute;
            top: -20%;
            right: -10%;
            width: 60vw;
            height: 60vw;
            background: radial-gradient(circle, rgba(100,74,212,0.15) 0%, rgba(18,18,20,0) 70%);
            pointer-events: none;
            z-index: 1;
        }

        .film-cinematic {
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 4rem;
            z-index: 2;
            position: relative;
        }

        .tray-intro-ink {
            flex: 1 1 480px;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .tray-intro-visual {
            flex: 1 1 480px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .tray-intro-ink .apex-h1 {
            font-size: clamp(2.5rem, 4vw, 3.5rem);
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--color-ink-inverse);
            white-space: normal;
        }

        .tray-intro-ink .ink-desc {
            font-size: 1.25rem;
            color: var(--color-ink-inverse-muted);
            line-height: 1.7;
            max-width: 90%;
            word-break: keep-all;
        }

        .batch-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }

        /* Hero SVG 动效 */
        .glyph-engine {
            width: 100%;
            max-width: 520px;
            height: auto;
            filter: drop-shadow(0 10px 30px rgba(0,0,0,0.5));
        }

        @keyframes flow-dash {
            to { stroke-dashoffset: -20; }
        }
        @keyframes float-y {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        
        .path-flow {
            stroke-dasharray: 6 4;
            animation: flow-dash 1s linear infinite;
        }
        .shape-float-left { animation: float-y 4s ease-in-out infinite; }
        .shape-float-right { animation: float-y 4s ease-in-out infinite 2s; }


        /* --- 2. 流程区域 (Steps) --- */
        .folio-steps {
            background-color: var(--color-surface-light);
            padding: 6rem 5%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .tray-steps-crown {
            text-align: center;
            max-width: 800px;
            margin-bottom: 4rem;
        }

        .tray-steps-crown .ink-lead {
            margin: 1rem auto 0;
        }

        .batch-matrix {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 2rem;
            width: 100%;
            max-width: 1200px;
        }

        .slate-process {
            background: var(--color-surface-white);
            padding: 2.5rem 2rem;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid transparent;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

        .slate-process::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 3px;
            background: linear-gradient(90deg, var(--color-brand), transparent);
            opacity: 0;
            transition: var(--transition-base);
        }

        .slate-process:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }

        .slate-process:hover::before {
            opacity: 1;
        }

        .glyph-pip {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            background: var(--color-brand-light);
            color: var(--color-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            transition: var(--transition-base);
        }

        .slate-process:hover .glyph-pip {
            background: var(--color-brand);
            color: var(--color-surface-white);
            transform: scale(1.05);
        }

        .slate-process .ink-detail {
            color: var(--color-ink-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }


        /* --- 3. 能力区域 (Capability) --- */
        .folio-capability {
            background-color: var(--color-surface-white);
            padding: 6rem 5%;
            display: flex;
            justify-content: center;
        }

        .film-capability {
            max-width: 1200px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 4rem;
            align-items: center;
        }

        .tray-cap-ink {
            flex: 1 1 400px;
            padding-right: 2rem;
        }

        .tray-cap-grid {
            flex: 1.5 1 500px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1.5rem;
        }

        .slate-tool {
            background: var(--color-surface-light);
            border: 1px solid var(--color-border);
            padding: 2rem;
            border-radius: var(--radius-lg);
            display: flex;
            flex-direction: column;
            transition: var(--transition-base);
        }

        .slate-tool:hover {
            background: var(--color-surface-white);
            box-shadow: var(--shadow-sm);
            border-color: var(--color-brand);
        }

        .glyph-tool-glyph {
            width: 40px;
            height: 40px;
            margin-bottom: 1rem;
            color: var(--color-brand);
        }

        /* --- 页脚区域 --- */
        .base-sheaf {
            background-color: var(--color-surface-dark);
            color: var(--color-ink-inverse-muted);
            padding: 4rem 5% 2rem;
            border-top: 1px solid var(--color-border-dark);
        }

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

        .tray-base-brand {
            flex: 1 1 250px;
        }

        .apex-brand {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-ink-inverse);
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

        .tray-base-links {
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
        }

        .batch-knot-col {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .apex-col {
            color: var(--color-ink-inverse);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .knot-base {
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

        .knot-base:hover {
            color: var(--color-brand);
        }

        .tray-base-legal {
            max-width: 1200px;
            margin: 0 auto;
            border-top: 1px solid var(--color-border-dark);
            padding-top: 1.5rem;
            font-size: 0.85rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

        /* --- 响应式断点 --- */
        @media (max-width: 1024px) {
            .deck-deck { gap: 1.5rem; }
            .film-cinematic { gap: 2rem; }
            .film-capability { gap: 3rem; }
            .tray-cap-ink { padding-right: 0; }
        }

        @media (max-width: 768px) {
            .deck-deck { display: none; } /* 移动端隐藏顶部菜单，假设由JS控制汉堡菜单 */
            .folio-intro { padding: 4rem 5%; min-height: auto; }
            .tray-intro-ink { text-align: center; align-items: center; flex: 1 1 100%; }
            .tray-intro-ink .ink-desc { max-width: 100%; }
            .tray-intro-visual { flex: 1 1 100%; margin-top: 2rem; }
            .batch-actions { justify-content: center; }
            .film-capability { flex-direction: column; }
            .tray-cap-grid { width: 100%; grid-template-columns: 1fr; }
            .batch-matrix { grid-template-columns: 1fr; }
            .tray-base-links { flex-direction: column; gap: 2rem; width: 100%; }
        }

.ribbon-crown-top {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-ink-primary);
}
.ribbon-crown-top,
.ribbon-crown-top *,
.ribbon-crown-top *::before,
.ribbon-crown-top *::after {
    box-sizing: border-box;
}

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

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

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

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

.ribbon-crown-top a.ribbon-knot-knot {
    --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;
}

.ribbon-crown-top a.ribbon-knot-knot,
.ribbon-crown-top a.ribbon-knot-knot:hover,
.ribbon-crown-top a.ribbon-knot-knot:focus,
.ribbon-crown-top a.ribbon-knot-knot:active,
.ribbon-crown-top a.ribbon-knot-knot.active,
.ribbon-crown-top a.ribbon-knot-knot[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);
}

.ribbon-crown-top .ribbon-batch-flex{
            display: flex;
            flex-wrap: wrap;
        }

.ribbon-crown-top .ribbon-batch-flex > *{
            min-width: 0;
        }

.ribbon-crown-top{
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #e4e4e9;
        }

.ribbon-crown-top .ribbon-ribbon-ribbon{
            max-width: 1400px;
            margin: 0 auto;
            padding: 1rem 5vw;
            justify-content: space-between;
            align-items: center;
        }

.ribbon-crown-top .ribbon-stamp-brand{
            display: flex;
            align-items: center;
            height: 32px;
        }

.ribbon-crown-top .ribbon-stamp-brand img{
            height: 100%;
            width: auto;
        }

.ribbon-crown-top .ribbon-deck-deck{
            gap: 2rem;
            align-items: center;
        }

.ribbon-crown-top .ribbon-knot-knot{
            text-decoration: none;
            color: #5e5e66;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.35s ease;
            padding: 0.5rem 0;
            position: relative;
        }

.ribbon-crown-top .ribbon-knot-knot:hover{
            color: #644ad4;
        }

.ribbon-crown-top .ribbon-knot-knot.active{
            color: #644ad4;
        }

.ribbon-crown-top .ribbon-knot-knot.active::after{
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #644ad4;
            border-radius: 2px;
        }

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

.ribbon-crown-top .ribbon-deck-deck{
                flex-wrap: wrap;
                justify-content: center;
                gap: 1rem;
            }}

.ribbon-crown-top {
    background: rgb(255, 255, 255);
    background-image: none;
}

.base-heel-bottom {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-ink-primary);
}
.base-heel-bottom,
.base-heel-bottom *,
.base-heel-bottom *::before,
.base-heel-bottom *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.base-heel-bottom{
            background-color: #ffffff;
            border-top: 1px solid #e4e4e9;
            padding: 4rem 5vw 2rem;
        }

.base-heel-bottom .base-sheaf-heel{
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

.base-heel-bottom .base-apex-brand-ink{
            font-size: 1.5rem;
            font-weight: 700;
            color: #1a1a1c;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
        }

.base-heel-bottom .base-bind-copyright{
            color: #5e5e66;
            font-size: 0.875rem;
        }