*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei",sans-serif;background:#fff;color:#333;line-height:1.8}
a{text-decoration:none;color:#333}
.container{width:95%;max-width:1200px;margin:0 auto}

/* 导航 */
.header{position:fixed;width:100%;background:#fff;box-shadow:0 0 10px rgba(0,0,0,0.08);z-index:99}
.nav{height:70px;display:flex;justify-content:space-between;align-items:center}
.logo{font-size:22px;font-weight:600;color:#005cbf}
.menu{display:flex;gap:25px}
.menu a{font-size:15px}
.menu a:hover{color:#005cbf}

/* Banner */
.banner{background:linear-gradient(135deg,#09277e,#005cbf);color:#fff;text-align:center;padding:120px 0 80px}
.banner h1{font-size:38px;margin-bottom:20px}
.banner p{max-width:800px;margin:0 auto;font-size:16px;opacity:.95}
.banner-btn{display:inline-block;background:#fff;color:#005cbf;padding:14px 36px;border-radius:6px;margin-top:30px;font-weight:bold}
.banner-btn:hover{background:#f0f7ff}

/* 区块 */
.section{padding:70px 0}
.title{text-align:center;margin-bottom:40px}
.title h2{font-size:28px;color:#111;margin-bottom:10px}
.title p{color:#666}
.title-line{width:50px;height:3px;background:#005cbf;margin:10px auto}

/* 卡片 */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:#f7f9fc;padding:30px;border-radius:12px}
.card h3{font-size:19px;color:#005cbf;margin-bottom:12px}
.card p{color:#555}

/* 套餐 */
.package{background:#f7f9fc;padding:35px;border-radius:12px;text-align:center}
.package h3{font-size:20px;margin-bottom:15px}
.price{font-size:26px;font-weight:bold;color:#005cbf;margin:15px 0}
.package ul{list-style:none;padding:0}
.package li{padding:8px 0;border-bottom:1px solid #ddd}
.package-btn{display:inline-block;background:#005cbf;color:#fff;padding:10px 24px;border-radius:6px;margin-top:20px}

/* FAQ */
.faq-item{background:#f7f9fc;padding:20px;border-radius:10px;margin-bottom:15px}
.faq-item h4{color:#005cbf;margin-bottom:8px}

/* 流程 */
.flow{background:#f2f7ff;padding:30px;border-radius:12px;text-align:center}
.flow h3{font-size:17px;margin-bottom:8px}

/* 行业标签 */
.tag-wrap{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.tag{background:#e7f2ff;color:#005cbf;padding:8px 18px;border-radius:30px;font-size:14px}

/* 联系 */
.contact{background:#09277e;color:#fff;text-align:center;padding:60px 0}
.contact h2{margin-bottom:15px}
.tel{font-size:28px;color:#fff;font-weight:bold;margin:20px 0}

/* 底部 */
.footer{background:#111;color:#aaa;text-align:center;padding:30px 0;font-size:14px}
.footer-tel{color:#005cbf;font-weight:bold}

@media(max-width:768px){
    .grid3,.grid4{grid-template-columns:1fr}
    .menu{display:none}
    .banner h1{font-size:28px}
}