/* 基础变量体系 - 继承深色沉浸展示型基因 */
:root {
    --bg-deep: #05070a;
    --bg-surface: #0f131a;
    --bg-elevated: #181d26;
    --primary: #2f87d9;
    --primary-glow: rgba(47, 135, 217, 0.4);
    --accent: #11b3d6;
    --text-main: #f0f4f8;
    --text-muted: #9ba3b0;
    --radius: 14px;
    --radius-lg: 24px;
}

/* 全局重置与基础样式 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    background-color: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    word-break: break-word;
    overflow-wrap: break-word;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.15s ease;
}

/* 排版系统 */
.vowel {
    white-space: normal;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: #fff;
}

.syll {
    color: var(--text-muted);
    word-break: keep-all;
}

/* 导航栏 (Aura) - 严格复用 */
.aura {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 7, 10, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.track {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 5vw;
}

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

.snout img {
    height: 28px;
    width: auto;
}

.bark {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 32px;
    min-width: 0;
}

.rune {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
}

.rune:hover {
    color: var(--text-main);
}

.rune.active {
    color: var(--text-main);
    font-weight: 600;
}

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

/* 页面主容器 */
.board {
    display: block;
    width: 100%;
}

/* Hero区 (Cloud) - 指尖美学 */
.cloud {
    padding: 80px 5vw 120px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 64px;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 85vh;
    position: relative;
}

.cloud::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

.cloud .claw {
    flex: 1 1 450px;
    min-width: 0;
    z-index: 10;
}

.cloud .vowel {
    font-size: clamp(3rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #a0c3ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cloud .syll {
    font-size: 1.25rem;
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 540px;
}

.tap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 30px;
    box-shadow: 0 4px 20px var(--primary-glow), inset 0 1px 0 rgba(255,255,255,0.2);
    border: none;
    cursor: pointer;
}

.tap:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow), inset 0 1px 0 rgba(255,255,255,0.3);
}

.cloud-media {
    flex: 1 1 500px;
    min-width: 0;
    position: relative;
    z-index: 10;
    perspective: 1000px;
}

.fang {
    border-radius: var(--radius-lg);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.08);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s ease;
    width: 100%;
}

.cloud-media:hover .fang {
    transform: rotateY(0deg) rotateX(0deg);
}

/* 详情展示区 (Hound) - 万千风格 */
.hound {
    padding: 120px 5vw;
    background: linear-gradient(to bottom, var(--bg-deep), var(--bg-surface));
    position: relative;
}

.hound-claw {
    max-width: 1200px;
    margin: 0 auto;
}

.hound-aura {
    text-align: center;
    margin-bottom: 80px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hound-aura .vowel {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 20px;
}

.hound-aura .syll {
    font-size: 1.15rem;
}

.deck {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.cell {
    background: rgba(24, 29, 38, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.cell:hover {
    transform: translateY(-8px);
    background: rgba(24, 29, 38, 0.8);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.cell-visual {
    height: 180px;
    border-radius: var(--radius);
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* 分类视觉差异化设计 (SVG徽章与渐变底色) */
.cell:nth-child(1) .cell-visual { background: linear-gradient(135deg, #2b1055 0%, #7597de 100%); }
.cell:nth-child(2) .cell-visual { background: linear-gradient(135deg, #111 0%, #2f87d9 100%); }
.cell:nth-child(3) .cell-visual { background: linear-gradient(135deg, #2c3e50 0%, #bdc3c7 100%); }
.cell:nth-child(4) .cell-visual { background: linear-gradient(135deg, #1f4037 0%, #99f2c8 100%); }

.lexem {
    width: 64px;
    height: 64px;
    fill: none;
    stroke: #fff;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.9;
    z-index: 2;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.3));
}

.cell .vowel {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.cell .syll {
    font-size: 0.95rem;
    flex-grow: 1;
}

/* 能力宣传区 (Lexis) - DIY你的专属键盘 */
.lexis {
    padding: 120px 5vw;
    background: var(--bg-surface);
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.lexis-claw {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 80px;
}

.lexis-zone {
    flex: 1 1 400px;
    min-width: 0;
}

.lexis-zone .vowel {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 24px;
}

.lexis-zone .syll {
    font-size: 1.15rem;
    margin-bottom: 48px;
}

.pad {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.pack {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 20px;
    min-width: 0;
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: background 0.15s ease;
}

.pack:hover {
    background: rgba(255, 255, 255, 0.05);
}

.pack-lexem {
    flex: 0 0 56px;
    height: 56px;
    background: rgba(47, 135, 217, 0.15);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(47, 135, 217, 0.3);
    color: var(--primary);
}

.pack-lexem svg {
    width: 28px;
    height: 28px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.vocab {
    flex: 1 1 200px;
    min-width: 0;
}

.vocab .vowel {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.vocab .syll {
    font-size: 0.95rem;
    margin: 0;
}

/* 键盘定制模拟 UI */
.mockup {
    flex: 1 1 500px;
    min-width: 0;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.mockup::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 100%);
    pointer-events: none;
}

.mockup-echo {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    min-width: 0;
    justify-content: center;
}

.glyph {
    flex: 1 1 40px;
    min-width: 0;
    height: 54px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.15s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.glyph:hover {
    background: var(--primary-glow);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(47, 135, 217, 0.3);
}

.glyph.wide { flex: 1.5 1 60px; }
.glyph.space { flex: 5 1 200px; }

/* 页脚 (Dash) */
.dash {
    padding: 80px 5vw 40px;
    background: var(--bg-deep);
    text-align: center;
}

.dash-brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 32px;
    letter-spacing: 0.05em;
}

.paw {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    min-width: 0;
}

.paw .rune {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.paw .rune:hover {
    color: #fff;
}

.tail {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.85rem;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    max-width: 1200px;
    margin: 0 auto;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .cloud {
        flex-direction: column;
        text-align: center;
        padding-top: 60px;
    }
    
    .cloud .syll {
        margin-left: auto;
        margin-right: auto;
    }
    
    .lexis-claw {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .track {
        flex-direction: column;
        gap: 20px;
        padding: 20px 5vw;
    }
    
    .bark {
        justify-content: center;
        width: 100%;
        gap: 16px;
    }
    
    .cloud .vowel {
        font-size: 2.5rem;
    }
    
    .mockup {
        padding: 20px;
    }
    
    .glyph {
        height: 44px;
        font-size: 14px;
    }
    
    .paw {
        gap: 20px;
        flex-direction: column;
    }
}

.track-aura {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    line-height: 1.6;
    color: var(--text-main);
}
.track-aura,
.track-aura *,
.track-aura *::before,
.track-aura *::after {
    box-sizing: border-box;
}

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

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

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

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

.track-aura a.track-rune {
    --aisite-shell-nav-padding: 8px 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;
}

.track-aura a.track-rune,
.track-aura a.track-rune:hover,
.track-aura a.track-rune:focus,
.track-aura a.track-rune:active,
.track-aura a.track-rune.active,
.track-aura a.track-rune[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);
}

.track-aura .track-rune{
            word-break: break-word;
            overflow-wrap: break-word;
        }

.track-aura .track-bark, .track-aura .track-track{
            display: flex;
            flex-wrap: wrap;
        }

.track-aura .track-bark > *, .track-aura .track-track > *{
            min-width: 0;
        }

.track-aura{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(5, 7, 10, 0.7);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

.track-aura .track-track{
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 5vw;
            height: 72px;
            align-items: center;
            justify-content: space-between;
        }

.track-aura .track-snout{
            display: flex;
            align-items: center;
            height: 100%;
        }

.track-aura .track-snout img{
            height: 28px;
            width: auto;
        }

.track-aura .track-bark{
            gap: 32px;
            align-items: center;
        }

.track-aura .track-rune{
            font-size: 0.95rem;
            font-weight: 500;
            color: #9ba3b0;
            transition: color 0.15s ease;
            position: relative;
            padding: 8px 0;
        }

.track-aura .track-rune:hover{
            color: #f0f4f8;
        }

.track-aura .track-rune.active{
            color: #2f87d9;
        }

.track-aura .track-rune.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: #2f87d9;
            border-radius: 2px;
        }

@media (max-width: 768px){.track-aura .track-bark{
                display: none; 
            }}

.track-aura {
    background: rgb(5, 7, 10);
    background-image: none;
}

.paw-dash {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    line-height: 1.6;
    color: var(--text-main);
}
.paw-dash,
.paw-dash *,
.paw-dash *::before,
.paw-dash *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.paw-dash .paw-syll, .paw-dash .paw-vowel, .paw-dash .paw-rune{
            word-break: break-word;
            overflow-wrap: break-word;
        }

.paw-dash .paw-vowel{
            white-space: normal;
        }

.paw-dash p.paw-syll{
            word-break: keep-all;
            line-height: 1.8;
        }

.paw-dash .paw-claw{
            max-width: 1280px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

.paw-dash .paw-rune{
            font-size: 0.95rem;
            font-weight: 500;
            color: #9ba3b0;
            transition: color 0.15s ease;
            position: relative;
            padding: 8px 0;
        }

.paw-dash .paw-rune:hover{
            color: #f0f4f8;
        }

.paw-dash .paw-rune.active{
            color: #2f87d9;
        }

.paw-dash .paw-rune.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: #2f87d9;
            border-radius: 2px;
        }

.paw-dash{
            background: #05070a;
            padding: 80px 5vw 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

.paw-dash .paw-paw{
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 64px;
            margin-bottom: 64px;
        }

.paw-dash .paw-tail{
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

.paw-dash .paw-syll{
            color: #9ba3b0;
            font-size: 0.95rem;
            max-width: 300px;
        }

.paw-dash .paw-vowel{
            font-size: 1.1rem;
            color: #fff;
            margin-bottom: 24px;
            font-weight: 600;
        }

.paw-dash .paw-pad-col{
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

.paw-dash .paw-rune{
            color: #9ba3b0;
            font-size: 0.95rem;
            transition: color 0.15s ease;
        }

.paw-dash .paw-rune:hover{
            color: #2f87d9;
        }

.paw-dash .paw-dash-bottom{
            max-width: 1280px;
            margin: 0 auto;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #9ba3b0;
            font-size: 0.85rem;
            flex-wrap: wrap;
            gap: 16px;
        }

@media (max-width: 1024px){.paw-dash .paw-paw{
                grid-template-columns: 1fr 1fr;
                gap: 48px;
            }}

@media (max-width: 768px){.paw-dash .paw-paw{
                grid-template-columns: 1fr;
                gap: 40px;
            }}