* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }

        body {
            background-color: #faf7f2;
            color: #2d2a24;
            line-height: 1.6;
            scroll-behavior: smooth;
        }

        /* 容器布局 */
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 头部导航 */
        header {
            background: linear-gradient(145deg, #1f1b14 0%, #2c241c 100%);
            color: #e9d9b1;
            padding: 12px 0;
            /*position: sticky;*/
            top: 0;
            z-index: 100;
            border-bottom: 2px solid #b48c5c;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 15px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-area i {
            font-size: 2.2rem;
            color: #f5c98e;
            text-shadow: 0 0 5px #ffb347;
        }

        .logo-area h1 {
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: 2px;
            background: linear-gradient(to right, #f9e0a0, #dbb87c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin: 0;
            line-height: 1.2;
        }

        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            list-style: none;
        }

        .nav-menu li a {
            color: #f0dfc0;
            text-decoration: none;
            font-weight: 600;
            padding: 6px 10px;
            border-radius: 30px;
            transition: 0.3s;
            font-size: 1.05rem;
            border: 1px solid transparent;
        }

        .nav-menu li a:hover {
            background-color: #4d3b28;
            border-color: #c6a15e;
            color: #fff2d4;
        }

        /* 移动端导航折叠 */
        @media (max-width: 680px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
            }
            .nav-menu {
                justify-content: center;
            }
            .logo-area {
                justify-content: center;
            }
        }

        /* banner 区域 */
        .banner {
            background: linear-gradient(rgba(20, 15, 10, 0.8), rgba(40, 25, 10, 0.9)), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxNjAwIiBoZWlnaHQ9IjUwMCIgdmlld0JveD0iMCAwIDE2MDAgNTAwIj48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWxsPSIjM2IyYTFhIi8+PHRleHQgeD0iODAwIiB5PSIyNTAiIGZvbnQtc2l6ZT0iNDAiIGZpbGw9IiNlYWM3NzgiIHRleHQtYW5jaG9yPSJtaWRkbGUiIGRvbWluYW50LWJhc2VsaW5lPSJtaWRkbGUiIGZvbnQtZmFtaWx5PSJBcmlhbCxTYW5zLXNlcmlmIj7otYTor5XlkIzmvJTjgI3luK7lpJblkI08L3RleHQ+PC9zdmc+');
            background-size: cover;
            background-position: center 30%;
            padding: 70px 20px;
            margin-bottom: 40px;
            text-align: center;
            color: #fff4de;
            border-bottom: 5px solid #b48c5c;
        }

        .banner-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .banner h2 {
            font-size: 3.2rem;
            font-weight: 800;
            text-shadow: 3px 3px 0 #3d2b12, 5px 5px 0 rgba(0,0,0,0.5);
            letter-spacing: 2px;
            margin-bottom: 20px;
        }

        .banner p {
            font-size: 1.6rem;
            font-weight: 500;
            background-color: rgba(0,0,0,0.4);
            display: inline-block;
            padding: 10px 30px;
            border-radius: 60px;
            backdrop-filter: blur(3px);
        }

        /* 通用版块样式 */
        .section-block {
            background: white;
            border-radius: 36px 36px 36px 12px;
            padding: 30px 35px;
            margin-bottom: 45px;
            box-shadow: 0 15px 30px -10px rgba(80, 50, 20, 0.2);
            border-left: 6px solid #dab07e;
            transition: all 0.2s;
        }

        .section-block:nth-child(even) {
            border-left-color: #9f7e55;
            background: #fefcf8;
        }

        .section-block h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #342a1c;
            margin-bottom: 25px;
            border-bottom: 3px dashed #c4a27a;
            padding-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .section-block h2 i {
            color: #b48848;
            font-size: 2rem;
        }

        .highlight-keyword {
            font-weight: 700;
            background: linear-gradient(145deg, #f9e1b0, #eecd9b);
            padding: 0 5px;
            border-radius: 6px;
            color: #2d1f0f;
            border-bottom: 2px solid #b27d42;
            font-weight: 800;
        }

        b, strong {
            color: #a56427;
            font-weight: 700;
        }

        /* 常见问题卡片 */
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
            margin-top: 15px;
        }

        .faq-item {
            background: #f6efe5;
            border-radius: 24px;
            padding: 20px 20px 18px;
            box-shadow: inset 0 1px 4px #fff, 0 5px 0 #b48b55;
            transition: 0.15s;
        }

        .faq-item h3 {
            font-size: 1.4rem;
            color: #4d321b;
            margin-bottom: 12px;
            display: flex;
            gap: 10px;
            align-items: center;
            border-left: 4px solid #c9a062;
            padding-left: 12px;
        }

        .faq-item p {
            color: #3b2e1f;
            font-size: 1rem;
        }

        /* 热门平台推荐 (一行5个按钮样式) */
        .platform-row {
            background: #2d241b;
            border-radius: 80px 80px 20px 20px;
            padding: 35px 25px 30px;
            margin: 40px 0 20px;
            box-shadow: 0 10px 0 #7b623e;
        }

        .platform-row h3 {
            text-align: center;
            font-size: 2rem;
            color: #ffdeb4;
            margin-bottom: 25px;
            letter-spacing: 2px;
        }

        .platform-links {
            display: flex;
            flex-wrap: nowrap;      /* 强制一行 */
            justify-content: center;
            gap: 12px;
            width: 100%;
        }

        .platform-btn {
            flex: 0 1 auto;
            width: 18%;             /* 配合nowrap, 基本保持5个一行 */
            min-width: 100px;        /* 防止过小 */
            background: #f5d792;
            color: #221c13;
            text-decoration: none;
            font-weight: 800;
            padding: 14px 6px;
            border-radius: 48px;
            text-align: center;
            font-size: 1rem;
            border: 2px solid #fcefc1;
            box-shadow: 0 6px 0 #8b673b, 0 8px 12px rgba(0,0,0,0.3);
            transition: 0.1s ease;
            letter-spacing: 0.5px;
            white-space: nowrap;     /* 强制不换行 */
        }

        .platform-btn:hover {
            transform: translateY(3px);
            box-shadow: 0 3px 0 #8b673b, 0 6px 12px rgba(0,0,0,0.3);
            background: #ffdf9c;
        }

        /* 移动端适配：缩小文字和间距以保持一行 */
        @media (max-width: 700px) {
            .platform-links {
                gap: 5px;
            }
            .platform-btn {
                font-size: 0.7rem;
                padding: 10px 2px;
                min-width: 65px;
                white-space: normal;   /* 允许换两个汉字 */
                word-break: keep-all;
            }
        }
        @media (max-width: 480px) {
            .platform-btn {
                font-size: 0.6rem;
                padding: 8px 1px;
                width: 18%;
            }
        }

        /* 站内链接样式 */
        .inner-link {
            color: #b45f2a;
            text-decoration: underline wavy #d4935c 1.5px;
            font-weight: 600;
        }
        .inner-link:hover {
            color: #613c18;
        }

        /* 底部 */
        footer {
            text-align: center;
            padding: 30px 20px 20px;
            color: #c1a77c;
            background: #1f1a13;
            border-top: 4px solid #836b42;
            margin-top: 50px;
        }

        footer a {
            color: #e9cba4;
        }

        /* 额外装饰 */
        .btn-download {
            background: #aa7b44;
            color: white;
            padding: 5px 15px;
            border-radius: 30px;
            text-decoration: none;
        }
        i.fa {
            margin-right: 6px;
        }
        .banner i {
            font-size: 3rem;
        }