*{box-sizing:border-box}body{margin:0;font-family:"Microsoft YaHei",Arial,sans-serif;color:#333;background:#fff}a{color:inherit;text-decoration:none}.container{max-width:1180px;margin:0 auto;padding:0 20px}.site-header{position:sticky;top:0;z-index:10;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.08)}.header-inner{display:grid;grid-template-columns:250px 1fr;align-items:center;gap:12px;padding:16px 20px}.logo{font-size:22px;font-weight:700;color:#1778d4}.header-phone{text-align:right;color:#1778d4;font-size:18px}.nav{grid-column:1/3;display:flex;justify-content:flex-end;gap:28px;font-size:16px}.nav a{padding:8px 0}.nav a:hover{color:#1778d4}.hero{background:linear-gradient(120deg,rgba(10,89,169,.88),rgba(31,154,223,.72)),radial-gradient(circle at 80% 20%,#fff 0,#d8efff 20%,transparent 21%);color:#fff}.hero-box{min-height:430px;display:flex;flex-direction:column;justify-content:center}.hero h1{font-size:48px;margin:10px 0}.hero p{font-size:20px;max-width:720px}.eyebrow{letter-spacing:6px;opacity:.85}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #1778d4;color:#1778d4;border-radius:30px;padding:11px 24px;margin:8px 8px 8px 0;background:#fff}.btn.primary{background:#1778d4;color:#fff}.section{padding:70px 0}.gray{background:#f6f8fb}.section-title{text-align:center;margin-bottom:36px}.section-title h2{font-size:34px;margin:0 0 8px}.section-title p{text-transform:uppercase;color:#888}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.service-card{padding:34px 24px;background:#fff;border-radius:12px;text-align:center;box-shadow:0 10px 28px rgba(0,0,0,.08);transition:.2s}.service-card:hover{transform:translateY(-4px)}.icon{width:74px;height:74px;margin:0 auto 18px;border-radius:50%;background:#e8f4ff;color:#1778d4;font-size:36px;display:flex;align-items:center;justify-content:center}.service-card h3{font-size:19px}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.case-grid article,.feedback-grid article,.support-grid div{background:#fff;border-radius:12px;padding:26px;box-shadow:0 8px 22px rgba(0,0,0,.06)}.choose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.choose-grid div{border-left:4px solid #1778d4;padding:18px;background:#fff}.choose-grid b{font-size:28px;color:#1778d4}.feedback-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.avatar{width:60px;height:60px;border-radius:50%;background:#1778d4;color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:12px}.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.news-list article{display:grid;grid-template-columns:82px 1fr;gap:18px;padding:22px;border-bottom:1px solid #eee;background:#fff}.date{background:#1778d4;color:#fff;text-align:center;border-radius:8px;padding:10px}.date strong{display:block;font-size:30px}.date span{font-size:13px}.center{text-align:center;margin-top:28px}.support{background:#0d4f8f;color:#fff;padding:58px 0;text-align:center}.support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px;color:#333;text-align:left}.site-footer{background:#20242b;color:#dce3ea;padding-top:46px}.footer-grid{display:grid;grid-template-columns:2fr 1.4fr 1fr;gap:40px}.footer-list{padding-left:18px}.more{color:#4db0ff}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding:18px;margin-top:30px;color:#9da7b3}.float-service{position:fixed;right:20px;bottom:24px;width:190px;background:#fff;border:1px solid #1778d4;border-radius:12px;padding:14px;box-shadow:0 10px 30px rgba(0,0,0,.18);font-size:14px}.float-service a{display:block;margin:8px 0;color:#1778d4}.page-hero{background:linear-gradient(120deg,#1778d4,#42aae9);color:#fff;padding:86px 0}.page-hero h1{font-size:40px}.two-col{display:grid;grid-template-columns:1fr 280px;gap:40px}.article-body{line-height:1.9;font-size:17px}.sidebar{background:#f6f8fb;padding:22px;border-radius:12px}.sidebar a{display:block;padding:10px 0;border-bottom:1px solid #ddd}.prose{line-height:1.9;font-size:17px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}.form-card{background:#f6f8fb;padding:28px;border-radius:12px}.form-card label{display:block;margin-bottom:16px}.form-card input,.form-card textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;margin-top:6px}.flash{padding:12px 16px;border-radius:8px;margin:14px 0}.flash.success{background:#e9f8ef;color:#1d7a3c}.flash.error{background:#fdeeee;color:#b00020}.pager{text-align:center;margin-top:28px}.pager a,.pager span{margin:0 8px;color:#1778d4}.mobile-contact-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:30;grid-template-columns:1fr 1fr;background:#1778d4;color:#fff;box-shadow:0 -6px 18px rgba(0,0,0,.18)}.mobile-contact-bar a,.mobile-contact-bar span{padding:14px 8px;text-align:center;font-weight:700}.mobile-contact-bar span{background:#0d4f8f}@media(max-width:900px){.header-inner{grid-template-columns:1fr}.nav{grid-column:auto;flex-wrap:wrap;justify-content:flex-start;gap:12px}.header-phone{text-align:left}.service-grid,.case-grid,.feedback-grid,.choose-grid,.news-list,.support-grid,.footer-grid,.contact-grid,.two-col{grid-template-columns:1fr}.hero h1{font-size:34px}.float-service{display:block;left:12px;right:12px;bottom:66px;width:auto;text-align:center}.float-service .wechat-text{display:block;font-size:16px;font-weight:700;color:#0d4f8f;margin-top:8px}.mobile-contact-bar{display:grid}.site-footer{padding-bottom:86px}}