:root{--b:#1f4e96;--o:#d9822b;--bg:#f6f8fb;--t:#1c2430}*{box-sizing:border-box}body{margin:0;font:16px/1.6 -apple-system,"PingFang SC","Microsoft YaHei",Segoe UI,sans-serif;color:var(--t)}
.wrap{max-width:1160px;margin:auto;padding:0 20px}header{position:sticky;top:0;background:#14233b;z-index:9}.bar{display:flex;justify-content:space-between;align-items:center;height:64px}.logo img{height:44px}
nav a{color:#fff;margin-left:22px;text-decoration:none;font-size:15px}nav button{margin-left:22px;background:var(--o);border:0;color:#fff;padding:6px 14px;border-radius:4px;cursor:pointer}
.lang-en .zh,.lang-zh .en{display:none!important}
.banner{background:linear-gradient(120deg,#14233b,#1f4e96);color:#fff;padding:90px 0}.banner h1{font-size:44px;margin:0 0 16px;line-height:1.2}.banner p{max-width:640px;font-size:18px;opacity:.9}
.btn{display:inline-block;background:var(--o);color:#fff;padding:12px 26px;border-radius:5px;text-decoration:none;border:0;font-size:16px;cursor:pointer;margin-top:14px}.btn.ghost{background:transparent;border:1px solid #fff}.btn.sm{padding:8px 16px;font-size:14px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:-40px;position:relative}.stats div{background:#fff;box-shadow:0 4px 18px #0002;padding:20px;text-align:center;border-radius:8px}.stats b{display:block;font-size:30px;color:var(--b)}
section.wrap,section.alt{padding:56px 20px}.alt{background:var(--bg)}h2{font-size:30px;margin:0 0 20px;color:var(--b)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}.chips a{background:var(--bg);border:1px solid #d5dce8;padding:6px 14px;border-radius:20px;text-decoration:none;color:var(--b);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:24px}.cat{border:1px solid #e1e6ee;border-radius:8px;overflow:hidden;background:#fff;padding:0!important}.hero img{width:100%;height:220px;object-fit:cover;display:block}.body{padding:16px}.body h3{margin:0 0 6px;font-size:19px}.body h3 .zh{display:block;font-size:14px;color:#667}.body p{font-size:14px;margin:6px 0;color:#445}
.th{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:10px 0}.th img{width:100%;height:64px;object-fit:cover;border-radius:4px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:40px}.fact{display:grid;grid-template-columns:1fr 1fr;gap:10px}.fact img{width:100%;height:150px;object-fit:cover;border-radius:6px}
.logos{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;padding:0}.logos li{border:1px solid #dde3ee;padding:18px;border-radius:6px;font-weight:600;text-align:center}.logos small{display:block;font-weight:400;color:#667}
form{display:grid;gap:10px}input,textarea{padding:11px;border:1px solid #c9d1de;border-radius:5px;font:inherit}.qr{width:130px;margin-top:8px}footer{background:#14233b;color:#aab;padding:22px 0;text-align:center;font-size:14px}
@media(max-width:760px){.two,.stats{grid-template-columns:1fr}.banner h1{font-size:30px}nav a{display:none}}
.wa{position:fixed;right:18px;bottom:18px;background:#25d366;color:#fff;padding:12px 18px;border-radius:30px;text-decoration:none;font-weight:600;z-index:20;box-shadow:0 3px 10px #0004}
.banner.small{padding:50px 0}.banner.small h1{font-size:34px}.crumb{font-size:14px;opacity:.8;margin-bottom:8px}.crumb a{color:#fff}
a.cat{text-decoration:none;color:inherit;display:block}.more{color:var(--o);font-weight:600;font-size:14px}.feat{padding-left:20px}.feat li{margin:6px 0}
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.gal img{width:100%;height:190px;object-fit:cover;border-radius:6px;border:1px solid #e1e6ee}
.chip{background:var(--bg);border:1px solid #d5dce8;padding:6px 14px;border-radius:20px;text-decoration:none;color:var(--b);font-size:14px;margin:0 8px 8px 0;display:inline-block}
.tw{overflow-x:auto}table.spec{width:100%;border-collapse:collapse;font-size:15px}table.spec th,table.spec td{border:1px solid #dde3ee;padding:10px 12px;text-align:left;vertical-align:top}table.spec th{background:var(--bg);color:var(--b)}
.note{font-size:13px;color:#667;margin-top:10px}details{border:1px solid #dde3ee;border-radius:6px;padding:12px 16px;margin:10px 0;background:#fff}summary{cursor:pointer;font-weight:600}details p{margin:10px 0 0;color:#445}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;list-style:none;padding:0;counter-reset:s}.steps li{border:1px solid #dde3ee;border-radius:8px;padding:18px;background:#fff}.steps b{color:var(--b);display:block;margin-bottom:6px}