:root {
            --f8a5-primary-color: #ff6600;
            --f8a5-secondary-color: #ff8533;
            --f8a5-text-dark: #1d1d1f;
            --f8a5-text-light: #86868b;
            --f8a5-bg-gray: #f5f5f7;
            --f8a5-white: #ffffff;
            --f8a5-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --f8a5-border-radius: 16px;
            --f8a5-container-width: 1320px;
        }

        * {
            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;
            color: var(--f8a5-text-dark);
            line-height: 1.6;
            background-color: var(--f8a5-white);
            -webkit-font-smoothing: antialiased;
        }

        /* 导航栏样式 */
        .f8a5-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 72px;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
        }

        .f8a5-nav-container {
            max-width: var(--f8a5-container-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        .f8a5-logo {
            flex-shrink: 0;
            min-width: 0;
        }

        .f8a5-logo img {
            height: 32px;
            display: block;
        }

        .f8a5-nav-menu {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            min-width: 0;
        }

        .f8a5-nav-item {
            margin-left: 32px;
            min-width: 0;
        }

        .f8a5-nav-link {
            text-decoration: none;
            color: var(--f8a5-text-dark);
            font-size: 15px;
            font-weight: 500;
            transition: color 0.3s ease;
            white-space: nowrap;
        }

        .f8a5-nav-link:hover, .f8a5-nav-link.active {
            color: var(--f8a5-primary-color);
        }

        /* Hero 区域 - 创意弧形设计 */
        .f8a5-hero {
            padding-top: 140px;
            padding-bottom: 80px;
            background: radial-gradient(circle at top right, #fff5f0 0%, #ffffff 60%);
            text-align: center;
            overflow: hidden;
            position: relative;
        }

        .f8a5-hero-content {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 2;
        }

        .f8a5-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #1d1d1f 0%, #434343 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            word-break: keep-all;
        }

        .f8a5-hero-subtitle {
            font-size: clamp(1.1rem, 1.5vw + 0.5rem, 1.5rem);
            color: var(--f8a5-text-light);
            margin-bottom: 48px;
            word-break: break-word;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 搜索与筛选 */
        .f8a5-filter-section {
            padding: 40px 0;
            background: var(--f8a5-bg-gray);
            position: sticky;
            top: 72px;
            z-index: 900;
        }

        .f8a5-filter-container {
            max-width: var(--f8a5-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .f8a5-category-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            min-width: 0;
        }

        .f8a5-tag {
            padding: 8px 20px;
            background: var(--f8a5-white);
            border-radius: 30px;
            font-size: 14px;
            color: var(--f8a5-text-dark);
            text-decoration: none;
            transition: all 0.3s ease;
            border: 1px solid rgba(0,0,0,0.05);
            word-break: keep-all;
        }

        .f8a5-tag:hover, .f8a5-tag.active {
            background: var(--f8a5-primary-color);
            color: var(--f8a5-white);
            box-shadow: 0 4px 12px rgba(255, 102, 0, 0.2);
        }

        /* 皮肤网格布局 */
        .f8a5-skin-grid-section {
            padding: 64px 0;
        }

        .f8a5-grid-container {
            max-width: var(--f8a5-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 32px;
        }

        .f8a5-skin-card {
            background: var(--f8a5-white);
            border-radius: var(--f8a5-border-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);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .f8a5-skin-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--f8a5-shadow);
        }

        .f8a5-skin-preview {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: #eee;
        }

        .f8a5-skin-preview img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .f8a5-skin-card:hover .f8a5-skin-preview img {
            transform: scale(1.05);
        }

        .f8a5-skin-info {
            padding: 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            word-break: break-word;
        }

        .f8a5-skin-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--f8a5-text-dark);
        }

        .f8a5-skin-author {
            font-size: 13px;
            color: var(--f8a5-text-light);
            margin-bottom: 16px;
        }

        .f8a5-download-btn {
            margin-top: auto;
            padding: 12px;
            background: var(--f8a5-bg-gray);
            color: var(--f8a5-text-dark);
            text-align: center;
            text-decoration: none;
            border-radius: 12px;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .f8a5-download-btn:hover {
            background: var(--f8a5-primary-color);
            color: var(--f8a5-white);
        }

        /* 动态资讯区块 */
        .f8a5-dynamic-section {
            background: #000;
            color: var(--f8a5-white);
            padding: 80px 0;
            margin: 40px 0;
        }

        .f8a5-dynamic-container {
            max-width: var(--f8a5-container-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .f8a5-section-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 48px;
            flex-wrap: wrap;
            gap: 20px;
        }

        .f8a5-section-title {
            font-size: 32px;
            font-weight: 700;
        }

        .f8a5-article-list {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            min-width: 0;
        }

        .f8a5-article-item {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.05);
            padding: 32px;
            border-radius: var(--f8a5-border-radius);
            transition: background 0.3s ease;
            text-decoration: none;
            color: inherit;
        }

        .f8a5-article-item:hover {
            background: rgba(255,255,255,0.1);
        }

        .f8a5-article-date {
            color: var(--f8a5-primary-color);
            font-size: 14px;
            margin-bottom: 12px;
            display: block;
        }

        .f8a5-article-h3 {
            font-size: 20px;
            margin-bottom: 16px;
            word-break: break-word;
        }

        /* 底部品牌区 */
        .f8a5-footer {
            padding: 80px 0 40px;
            background: var(--f8a5-bg-gray);
            margin-top: 64px;
        }

        .f8a5-footer-grid {
            max-width: var(--f8a5-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
        }

        .f8a5-footer-brand {
            grid-column: span 2;
        }

        @media (max-width: 768px) {
            .f8a5-footer-brand {
                grid-column: span 1;
            }
        }

        .f8a5-footer-logo-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--f8a5-primary-color);
            margin-bottom: 16px;
        }

        .f8a5-footer-desc {
            color: var(--f8a5-text-light);
            font-size: 14px;
            max-width: 300px;
            word-break: break-word;
        }

        .f8a5-footer-heading {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .f8a5-footer-links {
            list-style: none;
        }

        .f8a5-footer-link-item {
            margin-bottom: 12px;
        }

        .f8a5-footer-link {
            text-decoration: none;
            color: var(--f8a5-text-light);
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .f8a5-footer-link:hover {
            color: var(--f8a5-primary-color);
        }

        .f8a5-copyright {
            max-width: var(--f8a5-container-width);
            margin: 64px auto 0;
            padding: 24px 24px 0;
            border-top: 1px solid rgba(0,0,0,0.05);
            text-align: center;
            font-size: 13px;
            color: var(--f8a5-text-light);
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .f8a5-nav-item { margin-left: 20px; }
        }

        @media (max-width: 768px) {
            .f8a5-nav-menu {
                display: none; /* 简化移动端，实际应有汉堡菜单 */
            }
            .f8a5-hero-title { font-size: 2.5rem; }
            .f8a5-filter-container { flex-direction: column; align-items: flex-start; }
        }