/* 基础变量与重置 */
        :root {
            --primary: #ef7523;
            --primary-glow: rgba(239, 117, 35, 0.3);
            --bg-deep: #060709;
            --bg-surface: #0e1116;
            --bg-elevated: #161a22;
            --text-main: #f4f5f6;
            --text-muted: #9aa0a6;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-focus: rgba(239, 117, 35, 0.4);
            --radius-lg: 22px;
            --radius-md: 16px;
            --radius-sm: 8px;
            --transition: all 0.15s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
            background-color: var(--bg-deep);
            color: var(--text-main);
            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;
            transition: var(--transition);
        }

        svg {
            display: block;
        }

        /* 强制约束规则 */
        .herd, .sniff, .overlap-pelt, .crown-inner {
            display: flex;
            flex-wrap: wrap;
        }
        
        .herd > *, .sniff > *, .overlap-pelt > *, .crown-inner > * {
            min-width: 0;
        }

        /* 排版系统 */
        .howl {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            white-space: normal;
            color: var(--text-main);
            margin-bottom: 1.5rem;
        }

        .howl-max {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 900;
            letter-spacing: -0.03em;
            line-height: 1.1;
            white-space: normal;
            margin-bottom: 1.5rem;
            background: linear-gradient(180deg, #ffffff 0%, #a0a5ab 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .howl-sub {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-main);
            white-space: normal;
        }

        .char {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .char-lead {
            font-size: clamp(1.1rem, 2vw, 1.25rem);
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 2rem;
        }

        .char-sm {
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        /* 容器系统 */
        .den, .lex {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 5vw;
        }

        .pack {
            padding-top: 80px; /* Offset for fixed header */
        }

        /* 顶部区域 */
        .crown {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(6, 7, 9, 0.8);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
        }

        .crown-inner {
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

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

        .bind {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
        }

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

        .bind.active {
            color: var(--primary);
        }

        .bind.active::after {
            content: '';
            position: absolute;
            bottom: -24px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            box-shadow: 0 -2px 10px var(--primary-glow);
        }

        /* Hero区蓝图: offset_overlap */
        .bark {
            position: relative;
            padding: 8rem 0;
            overflow: hidden;
        }

        .bark::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -10%;
            width: 60%;
            height: 60%;
            background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
            opacity: 0.3;
            z-index: 0;
            pointer-events: none;
        }

        .overlap-pelt {
            position: relative;
            align-items: center;
            min-height: 75vh;
        }

        .offset-layer {
            position: absolute;
            right: 0;
            top: 45%;
            width: 55%;
            height: 70%;
            background: linear-gradient(145deg, var(--bg-elevated), var(--bg-surface));
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            transform: translate(40px, -40%);
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 20px 30px 80px rgba(0,0,0,0.8), inset 0 0 0 1px rgba(255,255,255,0.02);
            overflow: hidden;
        }

        .offset-layer svg {
            width: 80%;
            height: 80%;
            opacity: 0.8;
        }

        .overlapping-offset {
            position: relative;
            z-index: 10;
            width: 60%;
            margin-right: auto;
            background: rgba(14, 17, 22, 0.65);
            backdrop-filter: blur(30px);
            -webkit-backdrop-filter: blur(30px);
            padding: 4rem;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            border-left: 4px solid var(--primary);
            box-shadow: 0 40px 100px rgba(0,0,0,0.9), inset 0 1px 0 rgba(255,255,255,0.1);
        }

        /* 交互组件 */
        .herd-actions {
            gap: 1rem;
            margin-top: 2.5rem;
        }

        .tap {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.875rem 2rem;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-md);
            box-shadow: 0 4px 20px var(--primary-glow), inset 0 1px 0 rgba(255,255,255,0.2);
        }

        .tap:hover {
            background: #f78b42;
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(239, 117, 35, 0.4), inset 0 1px 0 rgba(255,255,255,0.3);
        }

        .bite {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.875rem 2rem;
            background: transparent;
            color: var(--text-main);
            font-weight: 600;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
        }

        .bite:hover {
            background: var(--bg-elevated);
            border-color: var(--border-focus);
        }

        /* 网格与卡片系统 */
        .capability-pelt {
            padding: 8rem 0;
            position: relative;
        }

        .howl-herd {
            max-width: 700px;
            margin-bottom: 5rem;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 2rem;
        }

        .glyph {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .glyph::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at top right, rgba(239, 117, 35, 0.05), transparent 60%);
            opacity: 0;
            transition: var(--transition);
        }

        .glyph:hover {
            transform: translateY(-5px);
            border-color: rgba(239, 117, 35, 0.2);
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
        }

        .glyph:hover::before {
            opacity: 1;
        }

        .mark {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
            color: var(--primary);
            box-shadow: inset 0 2px 10px rgba(0,0,0,0.2);
        }

        .mark svg {
            width: 28px;
            height: 28px;
        }

        /* 复杂能力卡片 */
        .paw {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            display: flex;
            flex-direction: column;
            overflow: hidden;
            transition: var(--transition);
        }

        .paw:hover {
            border-color: rgba(239, 117, 35, 0.3);
        }

        .aura {
            height: 200px;
            background: var(--bg-elevated);
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 1px solid var(--border-subtle);
            position: relative;
            overflow: hidden;
        }

        .aura::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent, rgba(14, 17, 22, 0.8));
        }

        .aura svg {
            width: 120px;
            height: 120px;
            opacity: 0.7;
            position: relative;
            z-index: 1;
        }

        .paw-pelt {
            padding: 2.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .paw-pelt .char {
            margin-bottom: auto;
            padding-bottom: 2rem;
        }

        .bind-arrow {
            display: inline-flex;
            align-items: center;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.95rem;
        }

        .bind-arrow::after {
            content: '→';
            margin-left: 0.5rem;
            transition: transform 0.2s ease;
        }

        .bind-arrow:hover::after {
            transform: translateX(4px);
        }

        /* 呼吁区 */
        .tap-pelt {
            padding: 8rem 0;
            background: linear-gradient(to bottom, var(--bg-deep), var(--bg-surface));
            border-top: 1px solid var(--border-subtle);
            text-align: center;
        }

        .tap-inner {
            max-width: 800px;
            margin: 0 auto;
            background: radial-gradient(ellipse at top, rgba(239, 117, 35, 0.08), transparent 70%);
            padding: 4rem 2rem;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
        }

        .center-herd {
            justify-content: center;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        /* 页脚区域 */
        .heel {
            border-top: 1px solid var(--border-subtle);
            background: var(--bg-deep);
            padding: 4rem 0 2rem;
        }

        .root-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 4rem;
            margin-bottom: 4rem;
        }

        .root-grid > * {
            min-width: 0;
        }

        .root-brand {
            max-width: 300px;
        }

        .howl-snout {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-main);
            display: block;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

        .root-links {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .root-links > * {
            min-width: 0;
        }

        .root-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .offset-layer {
                position: relative;
                width: 100%;
                height: 400px;
                transform: none;
                top: auto;
                right: auto;
                margin-top: -3rem;
                z-index: 1;
            }
            .overlapping-offset {
                width: 100%;
                padding: 3rem 2rem;
                border-left: none;
                border-top: 4px solid var(--primary);
                z-index: 10;
            }
            .overlap-pelt {
                flex-direction: column;
                padding-top: 4rem;
            }
            .howl-max { font-size: 2.5rem; }
        }

        @media (max-width: 768px) {
            .sniff { display: none; /* 移动端简化隐藏，实际应有汉堡菜单 */ }
            .grid-3, .grid-2 { grid-template-columns: 1fr; }
            .bark, .capability-pelt, .tap-pelt { padding: 5rem 0; }
            .howl { font-size: 2rem; }
            .tap-inner { padding: 3rem 1.5rem; }
            .herd-actions { flex-direction: column; }
            .tap, .bite { width: 100%; }
            .root-grid { flex-direction: column; gap: 2rem; }
        }

.sniff-crown {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    line-height: 1.6;
    word-break: break-word;
    color: var(--text-main);
}
.sniff-crown,
.sniff-crown *,
.sniff-crown *::before,
.sniff-crown *::after {
    box-sizing: border-box;
}

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

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

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

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

.sniff-crown a.sniff-bind {
    --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;
}

.sniff-crown a.sniff-bind,
.sniff-crown a.sniff-bind:hover,
.sniff-crown a.sniff-bind:focus,
.sniff-crown a.sniff-bind:active,
.sniff-crown a.sniff-bind.active,
.sniff-crown a.sniff-bind[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);
}

.sniff-crown .sniff-sniff, .sniff-crown .sniff-crown-inner{
            display: flex;
            flex-wrap: wrap;
        }

.sniff-crown .sniff-sniff > *, .sniff-crown .sniff-crown-inner > *{
            min-width: 0;
        }

.sniff-crown .sniff-den{
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 5vw;
        }

.sniff-crown{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(6, 7, 9, 0.8);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

.sniff-crown .sniff-crown-inner{
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

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

.sniff-crown .sniff-bind{
            font-size: 0.95rem;
            font-weight: 500;
            color: #9aa0a6;
            position: relative;
        }

.sniff-crown .sniff-bind:hover{
            color: #f4f5f6;
        }

.sniff-crown .sniff-bind.active{
            color: #ef7523;
        }

.sniff-crown .sniff-bind.active::after{
            content: '';
            position: absolute;
            bottom: -24px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #ef7523;
            box-shadow: 0 -2px 10px rgba(239, 117, 35, 0.3);
        }

@media (max-width: 768px){.sniff-crown .sniff-sniff{ display: none;  }}

.sniff-crown {
    background: rgb(6, 7, 9);
    background-image: none;
}

.tail-heel {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    line-height: 1.6;
    word-break: break-word;
    color: var(--text-main);
}
.tail-heel,
.tail-heel *,
.tail-heel *::before,
.tail-heel *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.tail-heel .tail-herd{
            display: flex;
            flex-wrap: wrap;
        }

.tail-heel .tail-herd > *{
            min-width: 0;
        }

.tail-heel .tail-char-sm{
            font-size: 0.875rem;
            color: #9aa0a6;
        }

.tail-heel .tail-den{
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 5vw;
        }

.tail-heel .tail-bind{
            font-size: 0.95rem;
            font-weight: 500;
            color: #9aa0a6;
            position: relative;
        }

.tail-heel .tail-bind:hover{
            color: #f4f5f6;
        }

.tail-heel .tail-bind.active{
            color: #ef7523;
        }

.tail-heel .tail-bind.active::after{
            content: '';
            position: absolute;
            bottom: -24px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #ef7523;
            box-shadow: 0 -2px 10px rgba(239, 117, 35, 0.3);
        }

.tail-heel{
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            background: #060709;
            padding: 4rem 0 2rem;
        }

.tail-heel .tail-root-grid{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 4rem;
            margin-bottom: 4rem;
        }

.tail-heel .tail-root-grid > *{
            min-width: 0;
        }

.tail-heel .tail-root-brand{
            max-width: 300px;
        }

.tail-heel .tail-howl-snout{
            font-size: 1.5rem;
            font-weight: 800;
            color: #f4f5f6;
            display: block;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

.tail-heel .tail-root-links{
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }

.tail-heel .tail-root-links > *{
            min-width: 0;
        }

.tail-heel .tail-root-bottom{
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

@media (max-width: 768px){.tail-heel .tail-root-grid{ flex-direction: column; gap: 2rem; }}