:root {
            --w87eju-primary: #ff6600;
            --w87eju-secondary: #2c3e50;
            --w87eju-accent: #6c5ce7;
            --w87eju-bg: #f9fbff;
            --w87eju-text: #1d1d1f;
            --w87eju-white: #ffffff;
            --w87eju-gap: 32px;
            --w87eju-radius: 20px;
            --w87eju-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--w87eju-bg);
            color: var(--w87eju-text);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 导航栏设计 */
        .w87eju-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .w87eju-nav-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 48px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .w87eju-logo {
            flex: 0 0 auto;
            min-width: 0;
        }
        .w87eju-logo img {
            height: 36px;
            display: block;
        }

        .w87eju-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
            min-width: 0;
        }

        .w87eju-menu a {
            text-decoration: none;
            color: var(--w87eju-secondary);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
            padding: 8px 12px;
            border-radius: 8px;
        }

        .w87eju-menu a:hover, .w87eju-menu a.active {
            color: var(--w87eju-primary);
            background: rgba(255, 102, 0, 0.05);
        }

        /* Hero 区域 - 独特视觉 */
        .w87eju-hero {
            padding-top: 160px;
            padding-bottom: 96px;
            background: radial-gradient(circle at top right, rgba(255,102,0,0.08), transparent),
                        radial-gradient(circle at bottom left, rgba(108,92,231,0.05), transparent);
            text-align: center;
            position: relative;
        }

        .w87eju-hero-inner {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
            word-break: break-word;
        }

        .w87eju-hero h1 {
            font-size: clamp(2rem, 4vw + 1rem, 4rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #1d1d1f 0%, #434343 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .w87eju-hero p {
            font-size: clamp(1rem, 1.2vw + 0.5rem, 1.25rem);
            color: #666;
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .w87eju-hero-visual {
            margin-top: 64px;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            perspective: 1000px;
        }

        .w87eju-skin-card-hero {
            width: 280px;
            height: 180px;
            background: var(--w87eju-white);
            border-radius: var(--w87eju-radius);
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            transform: rotateY(-15deg) rotateX(10deg);
            transition: transform 0.5s ease;
            overflow: hidden;
            border: 1px solid rgba(255,255,255,0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            padding: 20px;
        }
        
        .w87eju-skin-card-hero:nth-child(2) {
            transform: translateY(-30px);
            background: linear-gradient(135deg, #ff6600 0%, #ff8c00 100%);
            color: white;
        }

        .w87eju-skin-card-hero:nth-child(3) {
            transform: rotateY(15deg) rotateX(10deg);
        }

        .w87eju-skin-card-hero:hover {
            transform: translateY(-10px) rotateY(0deg) rotateX(0deg);
        }

        /* 皮肤分类展示区 */
        .w87eju-section {
            padding: 96px 0;
            max-width: 1400px;
            margin: 0 auto;
            padding-left: 48px;
            padding-right: 48px;
        }

        .w87eju-section-header {
            margin-bottom: 48px;
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            flex-wrap: wrap;
            gap: 24px;
        }

        .w87eju-section-title {
            min-width: 0;
        }

        .w87eju-section-title h2 {
            font-size: 32px;
            margin-bottom: 8px;
        }

        .w87eju-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 32px;
        }

        .w87eju-skin-item {
            background: var(--w87eju-white);
            border-radius: var(--w87eju-radius);
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            border: 1px solid rgba(0,0,0,0.03);
            min-width: 0;
        }

        .w87eju-skin-item:hover {
            transform: translateY(-12px);
            box-shadow: 0 30px 60px rgba(0,0,0,0.08);
        }

        .w87eju-skin-preview {
            aspect-ratio: 16/10;
            background: #eee;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        /* 用CSS渐变模拟精美皮肤 */
        .w87eju-skin-preview.s1 { background: linear-gradient(45deg, #f093fb 0%, #f5576c 100%); }
        .w87eju-skin-preview.s2 { background: linear-gradient(120deg, #84fab0 0%, #8fd3f4 100%); }
        .w87eju-skin-preview.s3 { background: linear-gradient(to top, #cfd9df 0%, #e2ebf0 100%); }
        .w87eju-skin-preview.s4 { background: linear-gradient(-20deg, #2b5876 0%, #4e4376 100%); }

        .w87eju-skin-info {
            padding: 24px;
            word-break: break-word;
        }

        .w87eju-skin-name {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .w87eju-skin-meta {
            display: flex;
            justify-content: space-between;
            color: #888;
            font-size: 14px;
        }

        /* 生产力加速矩阵区块 */
        .w87eju-matrix-container {
            background: var(--w87eju-secondary);
            color: white;
            padding: 96px 0;
            border-radius: 48px;
            margin: 48px;
        }

        .w87eju-matrix-grid {
            display: flex;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            gap: 40px;
        }

        .w87eju-matrix-item {
            flex: 1 1 300px;
            min-width: 0;
            padding: 40px;
            background: rgba(255,255,255,0.05);
            border-radius: 24px;
            border: 1px solid rgba(255,255,255,0.1);
            transition: all 0.3s;
        }

        .w87eju-matrix-item:hover {
            background: rgba(255,255,255,0.1);
            transform: scale(1.02);
        }

        .w87eju-matrix-item h3 {
            font-size: 24px;
            color: var(--w87eju-primary);
            margin-bottom: 20px;
        }

        .w87eju-matrix-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }

        .w87eju-tag {
            background: rgba(255,255,255,0.1);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 13px;
        }

        .w87eju-matrix-usecase {
            font-size: 14px;
            color: #aaa;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 15px;
        }

        /* 页脚 */
        .w87eju-footer {
            background: #f1f3f5;
            padding: 80px 48px;
            margin-top: 96px;
        }

        .w87eju-footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .w87eju-footer-brand {
            flex: 1 1 300px;
            min-width: 0;
        }

        .w87eju-footer-brand h4 {
            font-size: 24px;
            margin-bottom: 16px;
            color: var(--w87eju-primary);
        }

        .w87eju-footer-links {
            flex: 2 1 600px;
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            min-width: 0;
        }

        .w87eju-footer-col {
            flex: 1 1 120px;
        }

        .w87eju-footer-col h5 {
            margin-bottom: 24px;
            font-size: 16px;
        }

        .w87eju-footer-col ul {
            list-style: none;
        }

        .w87eju-footer-col li {
            margin-bottom: 12px;
        }

        .w87eju-footer-col a {
            text-decoration: none;
            color: #666;
            font-size: 14px;
            transition: color 0.3s;
        }

        .w87eju-footer-col a:hover {
            color: var(--w87eju-primary);
        }

        .w87eju-copyright {
            margin-top: 64px;
            padding-top: 32px;
            border-top: 1px solid rgba(0,0,0,0.05);
            text-align: center;
            color: #999;
            font-size: 13px;
            width: 100%;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .w87eju-nav-container { height: auto; padding: 16px 24px; }
            .w87eju-menu { order: 3; width: 100%; margin-top: 16px; gap: 12px; }
            .w87eju-section { padding-left: 24px; padding-right: 24px; }
            .w87eju-matrix-container { margin: 24px; padding: 48px 0; border-radius: 24px; }
            .w87eju-hero-visual { display: none; }
        }

        /* 装饰元素 */
        .w87eju-btn {
            display: inline-block;
            padding: 16px 40px;
            background: var(--w87eju-primary);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 10px 20px rgba(255, 102, 0, 0.2);
        }

        .w87eju-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(255, 102, 0, 0.3);
        }