/* 基础变量与重置 */
        :root {
            --primary: #6082da;
            --primary-dark: #4a69b5;
            --primary-light: #e6ebf8;
            --bg-main: #fcfcfd;
            --bg-alt: #f2f4f8;
            --text-dark: #0f172a;
            --text-muted: #475569;
            --surface: #ffffff;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 4px 20px rgba(15, 23, 42, 0.05);
            --shadow-md: 0 12px 32px rgba(96, 130, 218, 0.12);
            --transition: all 0.15s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-main);
            color: var(--text-dark);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        /* 布局与排版基础 */
        .shell {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 5vw;
        }

        .topic {
            word-break: break-word;
            overflow-wrap: break-word;
            white-space: normal;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--text-dark);
        }

        .char {
            word-break: break-word;
            overflow-wrap: break-word;
            color: var(--text-muted);
            font-size: 1.125rem;
            line-height: 1.8;
        }

        /* 顶部区域 (Header/Nav) */
        .apex {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(252, 252, 253, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 1rem 0;
        }

        .apex .shell {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            min-width: 0;
        }

        .paw {
            display: flex;
            align-items: center;
            min-width: 0;
            height: 36px;
        }

        .paw img {
            height: 100%;
            width: auto;
            display: block;
        }

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

        .tie {
            text-decoration: none;
            color: var(--text-muted);
            font-weight: 500;
            font-size: 1rem;
            transition: var(--transition);
            position: relative;
        }

        .tie:hover, .tie.active {
            color: var(--primary);
        }

        .tie.active::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* 首屏展示区 (Hero - text_dominant) */
        .cloud {
            padding: 12vh 0 16vh;
            position: relative;
            background: radial-gradient(circle at 50% 0%, var(--primary-light) 0%, var(--bg-main) 60%);
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        /* 背景SVG动效层 */
        .cloud-view {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
            pointer-events: none;
            opacity: 0.4;
        }

        .cloud-view svg {
            width: 100%;
            height: 100%;
        }

        @keyframes float-flow {
            0% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(2deg); }
            100% { transform: translateY(0) rotate(0deg); }
        }

        .cloud-shell {
            position: relative;
            z-index: 1;
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            align-items: center;
            min-width: 0;
        }

        .cloud .topic {
            font-size: clamp(3.5rem, 8vw, 6.5rem);
            line-height: 1.05;
            margin-bottom: 2rem;
            background: linear-gradient(135deg, #0f172a 0%, var(--primary-dark) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            min-width: 0;
        }

        .cloud .char {
            font-size: clamp(1.125rem, 2vw, 1.375rem);
            max-width: 760px;
            margin-bottom: 3.5rem;
            min-width: 0;
        }

        .cloud-batch {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
            min-width: 0;
        }

        .tap {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1.25rem 2.5rem;
            background: var(--primary);
            color: #fff;
            text-decoration: none;
            font-size: 1.125rem;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: var(--transition);
            min-width: 0;
            box-shadow: 0 4px 15px rgba(96, 130, 218, 0.3);
        }

        .tap:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(96, 130, 218, 0.4);
            background: var(--primary-dark);
        }

        .press {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1.25rem 2.5rem;
            background: rgba(96, 130, 218, 0.1);
            color: var(--primary);
            text-decoration: none;
            font-size: 1.125rem;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: var(--transition);
            min-width: 0;
        }

        .press:hover {
            background: rgba(96, 130, 218, 0.15);
            transform: translateY(-3px);
        }

        /* 核心能力区 (Capabilities - 多模态输入) */
        .realm {
            padding: 8rem 0;
            background: var(--surface);
            border-radius: 40px 40px 0 0;
            margin-top: -40px;
            position: relative;
            z-index: 10;
            box-shadow: 0 -20px 40px rgba(0,0,0,0.02);
        }

        .realm-apex {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 5rem;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            min-width: 0;
        }

        .realm-apex .topic {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            margin-bottom: 1.5rem;
        }

        .realm-batch {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2.5rem;
            min-width: 0;
        }

        .glyph {
            background: var(--bg-main);
            border: 1px solid rgba(0,0,0,0.04);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            transition: var(--transition);
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            align-items: flex-start;
            min-width: 0;
        }

        .glyph:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: rgba(96, 130, 218, 0.2);
            background: var(--surface);
        }

        .glyph-mark {
            width: 64px;
            height: 64px;
            background: var(--primary-light);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
            color: var(--primary);
        }

        .glyph .topic {
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }

        /* 深度解析/口碑区 (Deep Dive - Article) */
        .board {
            padding: 8rem 0;
            background: var(--bg-alt);
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
        }

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

        .board-flow {
            flex: 1;
            min-width: 320px;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
        }

        .board-view {
            flex: 1;
            min-width: 320px;
            background: linear-gradient(145deg, var(--surface), var(--primary-light));
            border-radius: var(--radius-lg);
            padding: 4rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }

        .board-view svg {
            width: 100%;
            height: auto;
            max-width: 360px;
            position: relative;
            z-index: 2;
        }

        .board .topic {
            font-size: clamp(2rem, 4vw, 3rem);
            margin-bottom: 1.5rem;
        }

        .board .char {
            margin-bottom: 2rem;
            font-size: 1.25rem;
        }

        .board-term {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
            font-size: 1.125rem;
            font-weight: 500;
            color: var(--text-dark);
            min-width: 0;
        }

        .board-term svg {
            width: 24px;
            height: 24px;
            color: var(--primary);
        }

        /* 生态与扩展区 (Ecosystem - 词库与皮肤) */
        .phrase {
            padding: 8rem 0;
            background: var(--surface);
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
        }

        .phrase-batch {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 3rem;
            margin-top: 4rem;
            min-width: 0;
        }

        .cand {
            display: flex;
            flex-wrap: wrap;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-main);
            border: 1px solid rgba(0,0,0,0.05);
            transition: var(--transition);
            min-width: 0;
        }

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

        .cand-view {
            width: 100%;
            height: 240px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
        }

        .cand-view svg {
            width: 80px;
            height: 80px;
        }

        .cand-flow {
            padding: 2.5rem;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            min-width: 0;
        }

        .cand .topic {
            font-size: 1.75rem;
            margin-bottom: 1rem;
        }

        /* 页脚区域 (Footer) */
        .tail {
            background: #0f172a;
            color: #94a3b8;
            padding: 6rem 0 3rem;
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
        }

        .tail-shell {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 4rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding-bottom: 4rem;
            margin-bottom: 2rem;
            min-width: 0;
        }

        .tail-space {
            flex: 1;
            min-width: 280px;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
        }

        .tail-topic {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            letter-spacing: -0.02em;
        }

        .tail-flow {
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            min-width: 0;
        }

        .tail-batch {
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 1rem;
            min-width: 120px;
        }

        .tail-batch .topic {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 0.5rem;
        }

        .tail-tie {
            color: #94a3b8;
            text-decoration: none;
            transition: var(--transition);
        }

        .tail-tie:hover {
            color: var(--primary-light);
        }

        .trail {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 0.875rem;
            min-width: 0;
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .cloud .topic { font-size: clamp(3rem, 7vw, 5rem); }
            .board-shell { gap: 3rem; }
        }

        @media (max-width: 768px) {
            .vowel { display: none; /* 移动端简化隐藏导航栏主体，实际项目需JS汉堡菜单 */ }
            .cloud { padding: 10vh 0 12vh; }
            .board-shell { flex-direction: column; }
            .phrase-batch { grid-template-columns: 1fr; }
            .tail-shell { flex-direction: column; }
        }

.spell-apex {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}
.spell-apex,
.spell-apex *,
.spell-apex *::before,
.spell-apex *::after {
    box-sizing: border-box;
}

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

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

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

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

.spell-apex a.spell-tie {
    --aisite-shell-nav-padding: 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;
}

.spell-apex a.spell-tie,
.spell-apex a.spell-tie:hover,
.spell-apex a.spell-tie:focus,
.spell-apex a.spell-tie:active,
.spell-apex a.spell-tie.active,
.spell-apex a.spell-tie[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);
}

.spell-apex .spell-shell{
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 5vw;
        }

.spell-apex{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(252, 252, 253, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 1rem 0;
        }

.spell-apex .spell-shell{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            min-width: 0;
        }

.spell-apex .spell-paw{
            display: flex;
            align-items: center;
            min-width: 0;
            height: 36px;
        }

.spell-apex .spell-paw img{
            height: 100%;
            width: auto;
            display: block;
        }

.spell-apex .spell-vowel{
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            min-width: 0;
        }

.spell-apex .spell-tie{
            text-decoration: none;
            color: #475569;
            font-weight: 500;
            font-size: 1rem;
            transition: all 0.15s ease;
            position: relative;
        }

.spell-apex .spell-tie:hover, .spell-apex .spell-tie.active{
            color: #6082da;
        }

.spell-apex .spell-tie.active::after{
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #6082da;
            border-radius: 2px;
        }

@media (max-width: 768px){.spell-apex .spell-vowel{ display: none;  }}

.spell-apex {
    background: rgb(252, 252, 253);
    background-image: none;
}

.space-tail {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}
.space-tail,
.space-tail *,
.space-tail *::before,
.space-tail *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.space-tail .space-shell{
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 5vw;
        }

.space-tail .space-topic{
            word-break: break-word;
            overflow-wrap: break-word;
            white-space: normal;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: #0f172a;
        }

.space-tail{
            background: #0f172a;
            color: #94a3b8;
            padding: 6rem 0 3rem;
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
        }

.space-tail .space-tail-shell{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 4rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding-bottom: 4rem;
            margin-bottom: 2rem;
            min-width: 0;
        }

.space-tail .space-tail-space{
            flex: 1;
            min-width: 280px;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
        }

.space-tail .space-tail-topic{
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            letter-spacing: -0.02em;
        }

.space-tail .space-tail-flow{
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            min-width: 0;
        }

.space-tail .space-tail-batch{
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 1rem;
            min-width: 120px;
        }

.space-tail .space-tail-batch .space-topic{
            color: #fff;
            font-size: 1rem;
            margin-bottom: 0.5rem;
        }

.space-tail .space-tail-tie{
            color: #94a3b8;
            text-decoration: none;
            transition: all 0.15s ease;
        }

.space-tail .space-tail-tie:hover{
            color: #e6ebf8;
        }

.space-tail .space-trail{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 0.875rem;
            min-width: 0;
        }

@media (max-width: 768px){.space-tail .space-tail-shell{ flex-direction: column; }}