* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft Yahei", sans-serif;
        }
        :root {
            --yellow: #FFC91A;
            --dark: #2D1B0E;
            --light: #f8f5ee;
            --card-bg: #fffbf2;
        }
        body {
            background-color: var(--light);
            color: #333;
            line-height: 1.75;
        }
		a{outline:none; text-decoration:none !important;} a:hover{ text-decoration:underline;color:#FDD034;} a:link{ text-decoration:underline;color:#FDD034;}
        /* 导航栏 */
        header {
            background-color: #5c2d13;
            position: sticky;
            top: 0;
            z-index: 99;
        }
        .nav-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 64px;
        }
        .logo {
            color: var(--yellow);
            font-size: 20px;
            font-weight: bold;
        }
        nav ul {
            display: flex;
            gap: 32px;
            list-style: none;
        }
        nav a {
            color: #fff;
            text-decoration: none;
            transition: color 0.2s;
        }
        nav a:hover {
            color: var(--yellow);
        }
        .menu-btn {
            display: none;
            color: #fff;
            font-size: 26px;
            cursor: pointer;
        }
        /* 移动端菜单 */
        @media (max-width:768px){
            nav ul {
                position: absolute;
                left: 0;
                top: 64px;
                width: 100%;
                background: var(--dark);
                flex-direction: column;
                padding: 20px;
                gap:16px;
                display: none;
            }
            nav ul.open {
                display: flex;
            }
            .menu-btn {
                display: block;
            }
        }
        /* 首屏banner */
        .banner {
            background: linear-gradient(135deg, var(--yellow), #ffdd55);
            padding: 80px 20px;
            text-align: center;
        }
        .banner h1 {
            font-size: clamp(26px,5vw,42px);
            color: #5c2d13;
            margin-bottom:16px;
        }
        .banner p {
            max-width: 820px;
            margin: 0 auto 24px;
            font-size: clamp(16px,2vw,20px);
            color: var(--dark);
        }
        .banner .tip {
            display: inline-block;
            background: #5c2d13;
            color: var(--yellow);
            padding: 6px 18px;
            border-radius: 99px;
            margin-bottom:12px;
        }
        .btn {
            display: inline-block;
            background: #5c2d13;
            color: #fff;
            padding:12px 30px;
            border-radius: 8px;
            text-decoration: none;
            margin-top:10px;
        }
        .btn:hover {
            opacity: 0.92;
        }
        /* 通用区块 */
        section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 70px 20px;
        }
        .sec-title {
            text-align: center;
            font-size: clamp(22px,4vw,30px);
            color: var(--dark);
            margin-bottom:40px;
            font-weight: bold;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap:32px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3,1fr);
            gap:24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4,1fr);
            gap:20px;
        }
        @media (max-width:992px) {
            .grid-4, .grid-3 {
                grid-template-columns: repeat(2,1fr);
            }
        }
        @media (max-width:768px) {
            .grid-2, .grid-3, .grid-4 {
                grid-template-columns: 1fr;
            }
        }
        .card {
            background: var(--card-bg);
            padding:26px;
            border-radius:12px;
            border-left:4px solid var(--yellow);
        }
        .card h3 {
            color: var(--dark);
            margin-bottom:12px;
        }
        /* 案例卡片 */
        .case-card {
            background: #fff;
            padding:24px;
            border-radius:12px;
            box-shadow: 0 2px 12px #00000010;
        }
        .case-card h4 {
            color: var(--dark);
            margin-bottom:8px;
        }
        /* 对比表格 */
        .table-wrap {
            overflow-x:auto;
            margin-top:30px;
        }
        table {
            width:100%;
            border-collapse: collapse;
            min-width:620px;
        }
        th,td {
            border:1px solid #ddd;
            padding:14px;
            text-align:left;
        }
        th {
            background: #5c2d13;
            color:#fff;
        }
        /* 联系我们 */
        .contact-box {
            background: var(--card-bg);
            padding:30px;
            border-radius:12px;
        }
        /* 会员标签 */
        .member-tag{
            display:inline-block;
            background:#fff;
            border:1px solid var(--yellow);
            padding:4px 12px;
            border-radius:6px;
            margin:4px 6px 4px 0;
        }
        /* 页脚 */
        footer {
            background: var(--dark);
            color:#fff;
            text-align:center;
            padding:32px 20px;
        }