*{margin:0;padding:0;box-sizing:border-box;font-family:"Microsoft YaHei","PingFang SC",sans-serif;}
body{background:#f4f6f9;color:#333;line-height:1.8;font-size:15px;}
a{color:#1a5fb4;text-decoration:none;}
a:hover{color:#c8102e;text-decoration:underline;}
.container{max-width:1200px;margin:0 auto;padding:0 15px;}
/* 顶部导航 */
.header{background:linear-gradient(135deg,#0d3b66,#1a5fb4);color:#fff;padding:0;box-shadow:0 2px 8px rgba(0,0,0,.15);}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;flex-wrap:wrap;gap:10px;}
.logo{font-size:22px;font-weight:bold;letter-spacing:1px;}
.logo span{color:#ffd700;}
.nav{display:flex;gap:28px;flex-wrap:wrap;}
.nav a{color:#fff;font-size:15px;font-weight:500;padding:6px 0;border-bottom:2px solid transparent;transition:.2s;}
.nav a:hover,.nav a.active{color:#ffd700;border-bottom-color:#ffd700;text-decoration:none;}
/* 三栏布局 */
.wrap{display:grid;grid-template-columns:230px 1fr 250px;gap:22px;margin:24px 0;}
.main{background:#fff;padding:30px;border-radius:10px;box-shadow:0 1px 6px rgba(0,0,0,.06);min-height:500px;}
.sidebar{background:#fff;padding:20px;border-radius:10px;box-shadow:0 1px 6px rgba(0,0,0,.06);height:fit-content;}
.sidebar h3{font-size:17px;color:#0d3b66;margin-bottom:14px;padding-bottom:8px;border-bottom:2px solid #1a5fb4;}
.sidebar ul{list-style:none;padding:0;}
.sidebar ul li{padding:7px 0;border-bottom:1px dashed #e5e9f0;}
.sidebar ul li a{color:#444;font-size:14px;display:block;}
.sidebar ul li a:hover{color:#c8102e;padding-left:4px;transition:.2s;}
/* 标题 */
h1{font-size:26px;color:#0d3b66;margin-bottom:18px;line-height:1.4;}
h2{font-size:20px;color:#0d3b66;margin:24px 0 12px;padding-left:10px;border-left:4px solid #c8102e;}
h3{font-size:17px;color:#1a5fb4;margin:18px 0 10px;}
p{margin-bottom:12px;}
ul,ol{padding-left:24px;margin:10px 0;}
li{margin-bottom:6px;}
/* 电话块 */
.tel-hero{background:linear-gradient(135deg,#c8102e,#e63946);color:#fff;text-align:center;padding:24px;border-radius:10px;margin:20px 0;}
.tel-hero p{font-size:15px;margin-bottom:6px;opacity:.9;}
.tel-hero a{font-size:30px;font-weight:bold;color:#fff;display:block;letter-spacing:1px;}
.tel-hero a:hover{color:#ffd700;text-decoration:none;}
.tel-side{background:#f0f5fb;text-align:center;padding:16px;border-radius:8px;margin-top:16px;}
.tel-side p{font-size:13px;color:#666;margin-bottom:4px;}
.tel-side a{font-size:20px;font-weight:bold;color:#c8102e;}
/* 警示框 */
.warn-box{background:#fff8e1;border:1px solid #ffe082;border-left:4px solid #ff9800;padding:14px 18px;border-radius:6px;margin:18px 0;color:#795548;}
.warn-box strong{color:#e65100;}
/* 服务卡片 */
.service-card{border:1px solid #e0e6ef;border-radius:10px;padding:20px;margin-bottom:16px;background:#fafcff;transition:.2s;}
.service-card:hover{box-shadow:0 4px 14px rgba(26,95,180,.1);border-color:#1a5fb4;}
.service-card h3{margin-top:0;color:#0d3b66;}
.tag{display:inline-block;background:#e8f0fe;color:#1a5fb4;padding:3px 10px;border-radius:4px;font-size:12px;margin:3px 4px 3px 0;}
/* 面包屑 */
.breadcrumb{font-size:13px;color:#888;margin-bottom:16px;}
.breadcrumb a{color:#888;}
/* 文章元信息 */
.article-meta{font-size:13px;color:#999;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid #eee;}
/* FAQ */
.faq-item{margin-bottom:14px;border:1px solid #e5e9f0;border-radius:8px;overflow:hidden;}
.faq-q{background:#f0f5fb;padding:14px 18px;font-weight:bold;color:#0d3b66;cursor:pointer;}
.faq-a{padding:14px 18px;color:#555;}
/* 底部固定拨号 */
.footer-call{position:fixed;bottom:0;left:0;width:100%;background:linear-gradient(90deg,#c8102e,#e63946);text-align:center;padding:12px 0;z-index:999;box-shadow:0 -2px 10px rgba(0,0,0,.2);}
.footer-call a{color:#fff;font-size:18px;font-weight:bold;letter-spacing:1px;}
.footer-call a:hover{color:#ffd700;text-decoration:none;}
.footer-gap{height:56px;}
/* 页脚 */
.footer{background:#0d3b66;color:#a8c0d8;text-align:center;padding:20px 0;font-size:13px;}
.footer a{color:#a8c0d8;margin:0 8px;}
/* 平台网格 */
.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0;}
.platform-item{background:#f0f5fb;padding:14px;border-radius:8px;text-align:center;font-size:14px;color:#0d3b66;font-weight:500;}
/* 流程步骤 */
.steps{counter-reset:step;margin:16px 0;}
.step{display:flex;gap:14px;margin-bottom:16px;align-items:flex-start;}
.step-num{flex-shrink:0;width:36px;height:36px;background:#1a5fb4;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:bold;font-size:16px;}
.step-content h4{color:#0d3b66;margin-bottom:4px;}
.step-content p{margin:0;font-size:14px;color:#555;}
/* 响应式 */
@media(max-width:768px){
.wrap{grid-template-columns:1fr;}
.header-inner{flex-direction:column;text-align:center;}
.nav{justify-content:center;gap:14px;}
.nav a{font-size:14px;}
h1{font-size:21px;}
h2{font-size:18px;}
.main{padding:20px;}
.platform-grid{grid-template-columns:repeat(2,1fr);}
.tel-hero a{font-size:24px;}
}
/* 微信二维码 */
.wechat-box{text-align:center;margin-top:18px;padding:14px;background:#f8fafc;border-radius:8px;border:1px solid #e5e9f0;}
.wechat-box p{font-size:13px;color:#666;margin-bottom:8px;}
.wechat-box img{width:100px;height:auto;border-radius:6px;display:block;margin:0 auto;}
.wechat-box-large{text-align:center;padding:30px 20px;background:#f8fafc;border-radius:10px;margin:20px 0;}
.wechat-box-large p{font-size:16px;color:#444;margin-bottom:14px;}
.wechat-box-large img{width:160px;height:auto;border-radius:8px;display:block;margin:0 auto;box-shadow:0 2px 10px rgba(0,0,0,.08);}