:root {
            --hwo3t-primary: #ff6600;
            --hwo3t-primary-dark: #e65c00;
            --hwo3t-secondary: #2c3e50;
            --hwo3t-bg-dark: #0f172a;
            --hwo3t-text-main: #334155;
            --hwo3t-text-light: #f8fafc;
            --hwo3t-accent: #38bdf8;
            --hwo3t-card-bg: rgba(255, 255, 255, 0.95);
            --hwo3t-spacing-unit: 8px;
            --hwo3t-container-width: 92vw;
            --hwo3t-max-width: 1360px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: #f1f5f9;
            color: var(--hwo3t-text-main);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 导航系统 */
        .hwo3t-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .hwo3t-nav-container {
            max-width: var(--hwo3t-max-width);
            margin: 0 auto;
            padding: calc(var(--hwo3t-spacing-unit) * 2) var(--hwo3t-spacing-unit);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .hwo3t-logo {
            flex: 0 0 auto;
            min-width: 0;
            padding-right: 24px;
        }

        .hwo3t-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .hwo3t-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: calc(var(--hwo3t-spacing-unit) * 3);
            min-width: 0;
        }

        .hwo3t-menu-item a {
            text-decoration: none;
            color: var(--hwo3t-secondary);
            font-weight: 500;
            font-size: 1rem;
            transition: color 0.2s ease;
            position: relative;
            padding: 4px 0;
        }

        .hwo3t-menu-item a:hover {
            color: var(--hwo3t-primary);
        }

        .hwo3t-menu-item.hwo3t-active a {
            color: var(--hwo3t-primary);
        }

        .hwo3t-menu-item.hwo3t-active a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--hwo3t-primary);
            border-radius: 2px;
        }

        /* Hero 区域 - 非对称布局 */
        .hwo3t-hero {
            padding: 160px 0 80px;
            background: radial-gradient(circle at 70% 30%, #fff5f0 0%, #ffffff 100%);
            overflow: hidden;
            position: relative;
        }

        .hwo3t-hero-grid {
            max-width: var(--hwo3t-max-width);
            margin: 0 auto;
            padding: 0 var(--hwo3t-spacing-unit);
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 48px;
            align-items: center;
        }

        .hwo3t-hero-content {
            min-width: 0;
            word-break: break-word;
        }

        .hwo3t-hero-badge {
            display: inline-block;
            background: rgba(255, 102, 0, 0.1);
            color: var(--hwo3t-primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .hwo3t-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            line-height: 1.1;
            font-weight: 800;
            color: var(--hwo3t-secondary);
            margin-bottom: 24px;
            white-space: normal;
        }

        .hwo3t-hero-subtitle {
            font-size: clamp(1.1rem, 1vw + 0.8rem, 1.4rem);
            color: var(--hwo3t-text-main);
            margin-bottom: 40px;
            max-width: 600px;
            line-height: 1.6;
        }

        .hwo3t-hero-visual {
            position: relative;
            min-height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hwo3t-visual-blob {
            position: absolute;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #ff9d6c 0%, #ff6600 100%);
            border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
            filter: blur(60px);
            opacity: 0.15;
            z-index: 1;
        }

        .hwo3t-skin-showcase {
            position: relative;
            z-index: 2;
            width: 100%;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            transform: perspective(1000px) rotateY(-15deg);
        }

        .hwo3t-showcase-item {
            background: white;
            padding: 15px;
            border-radius: 16px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .hwo3t-showcase-item:hover {
            transform: translateY(-15px) scale(1.05);
        }

        .hwo3t-mock-image {
            width: 100%;
            height: 120px;
            background: #f1f5f9;
            border-radius: 8px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #94a3b8;
            font-size: 0.8rem;
            text-align: center;
            padding: 10px;
        }

        /* 游戏皮肤分类卡片 */
        .hwo3t-section {
            padding: 96px 0;
        }

        .hwo3t-container {
            max-width: var(--hwo3t-max-width);
            margin: 0 auto;
            padding: 0 var(--hwo3t-spacing-unit);
        }

        .hwo3t-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .hwo3t-section-title {
            font-size: clamp(2rem, 3vw + 0.5rem, 2.8rem);
            color: var(--hwo3t-secondary);
            margin-bottom: 16px;
        }

        .hwo3t-grid-layout {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 32px;
        }

        .hwo3t-skin-card {
            background: var(--hwo3t-card-bg);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
            transition: all 0.3s ease;
            border: 1px solid rgba(0,0,0,0.03);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .hwo3t-skin-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
        }

        .hwo3t-card-image-wrap {
            width: 100%;
            height: 200px;
            background: linear-gradient(45deg, #e2e8f0, #cbd5e1);
            position: relative;
        }

        .hwo3t-card-content {
            padding: 24px;
            flex-grow: 1;
        }

        .hwo3t-card-tag {
            color: var(--hwo3t-primary);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        .hwo3t-card-title {
            font-size: 1.25rem;
            color: var(--hwo3t-secondary);
            margin-bottom: 12px;
        }

        .hwo3t-card-desc {
            font-size: 0.95rem;
            color: var(--hwo3t-text-main);
            margin-bottom: 24px;
        }

        .hwo3t-btn-download {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--hwo3t-primary);
            color: white;
            text-decoration: none;
            padding: 12px 24px;
            border-radius: 12px;
            font-weight: 600;
            transition: all 0.2s ease;
            width: 100%;
        }

        .hwo3t-btn-download:hover {
            background: var(--hwo3t-primary-dark);
            transform: scale(1.02);
        }

        /* 场景化智能解决方案 */
        .hwo3t-scenario-section {
            background-color: var(--hwo3t-bg-dark);
            color: var(--hwo3t-text-light);
            border-radius: 40px;
            margin: 0 var(--hwo3t-spacing-unit) 96px;
            padding: 80px 48px;
        }

        .hwo3t-scenario-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-top: 48px;
        }

        .hwo3t-scenario-card {
            flex: 1;
            min-width: 280px;
            background: rgba(255, 255, 255, 0.05);
            padding: 40px;
            border-radius: 24px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: background 0.3s ease;
        }

        .hwo3t-scenario-card:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .hwo3t-scenario-type {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--hwo3t-accent);
        }

        .hwo3t-capability-list {
            list-style: none;
        }

        .hwo3t-capability-item {
            margin-bottom: 12px;
            font-size: 1rem;
            display: flex;
            align-items: flex-start;
        }

        .hwo3t-capability-item::before {
            content: '•';
            color: var(--hwo3t-accent);
            margin-right: 12px;
            font-weight: bold;
        }

        /* 页脚 */
        .hwo3t-footer {
            background: #ffffff;
            padding: 80px 0 40px;
            border-top: 1px solid #e2e8f0;
        }

        .hwo3t-footer-content {
            max-width: var(--hwo3t-max-width);
            margin: 0 auto;
            padding: 0 var(--hwo3t-spacing-unit);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .hwo3t-footer-brand {
            flex: 0 0 300px;
            min-width: 0;
        }

        .hwo3t-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--hwo3t-secondary);
            margin-bottom: 16px;
        }

        .hwo3t-brand-slogan {
            font-size: 0.95rem;
            color: var(--hwo3t-text-main);
        }

        .hwo3t-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
        }

        .hwo3t-link-group h4 {
            margin-bottom: 24px;
            color: var(--hwo3t-secondary);
        }

        .hwo3t-link-group ul {
            list-style: none;
        }

        .hwo3t-link-group li {
            margin-bottom: 12px;
        }

        .hwo3t-link-group a {
            text-decoration: none;
            color: var(--hwo3t-text-main);
            transition: color 0.2s ease;
        }

        .hwo3t-link-group a:hover {
            color: var(--hwo3t-primary);
        }

        .hwo3t-copyright {
            width: 100%;
            text-align: center;
            margin-top: 64px;
            padding-top: 32px;
            border-top: 1px solid #f1f5f9;
            font-size: 0.85rem;
            color: #94a3b8;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .hwo3t-hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .hwo3t-hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }

            .hwo3t-nav-container {
                flex-direction: column;
                gap: 16px;
            }

            .hwo3t-menu {
                justify-content: center;
                gap: 12px;
            }

            .hwo3t-skin-showcase {
                transform: none;
                margin-top: 40px;
            }

            .hwo3t-scenario-section {
                padding: 40px 24px;
                margin: 0 16px 48px;
            }
        }