:root{--navy:#0E2A47;--navy2:#16406B;--navy3:#0A1E33;--gold:#C9A227;--gold-l:#F3D679;--gold-d:#9C7C1A;--ink:#1B2A38;--mut:#5A6B7A;--line:#E3E8EF;--bg:#F5F7FA;--card:#fff;--r:18px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
.wrap{max-width:980px;margin:0 auto;padding:0 22px}
a{color:inherit;text-decoration:none}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.tb-in{display:flex;align-items:center;gap:12px;height:62px}
.tb-in .brand{display:flex;align-items:center;gap:10px}
.tb-in .brand img{width:32px;height:32px}
.tb-in .brand b{font-size:16px;color:var(--navy)}.tb-in .brand i{font-style:normal;display:block;font-size:9px;letter-spacing:1.3px;color:var(--mut);font-weight:600}
.tb-nav{margin-left:auto;display:flex;gap:8px}.tb-in .back{font-size:13px;font-weight:700;color:var(--navy2);border:1px solid var(--line);border-radius:20px;padding:6px 14px}.tb-in .back.sub{background:var(--gold);color:var(--navy3);border-color:var(--gold)}
.tb-in .back:hover{border-color:var(--gold);color:var(--gold-d)}
.hero{background:linear-gradient(135deg,#0A1E33 0%,#12355B 58%,#1B4E80 100%);color:#fff;text-align:center;padding:58px 0 46px;margin-bottom:34px}
.hero .eyebrow{color:var(--gold-l);letter-spacing:2.6px;font-size:12.5px;font-weight:800;margin-bottom:12px}
.hero h1{font-size:clamp(27px,4.2vw,42px);line-height:1.25;letter-spacing:.5px}
.hero .sub{color:#C7D5E2;max-width:680px;margin:14px auto 0;font-size:15.5px}
.hero .tags{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin-top:22px}
.hero .tags span{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);color:#EAF1F7;padding:6px 14px;border-radius:30px;font-size:13px}
.pill{display:inline-block;background:var(--gold);color:var(--navy3);font-weight:800;font-size:12.5px;letter-spacing:2px;border-radius:30px;padding:5px 16px;margin-bottom:14px}
.sec{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;margin-bottom:22px;box-shadow:0 10px 26px rgba(9,28,48,.05)}
.sec h2{color:var(--navy);font-size:23px;display:flex;align-items:center;gap:10px}
.sec h2 .n{background:var(--navy);color:var(--gold-l);width:30px;height:30px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;flex:none}
.sec h2 .en{color:var(--mut);font-size:12px;letter-spacing:2px;font-weight:600;display:block;line-height:1.3}
.sec>p.lead{color:var(--mut);font-size:14.5px;margin:12px 0 20px}
.mod{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:14px 0}
.mod h3{color:var(--navy2);font-size:17px;margin-bottom:6px}
.mod h3 .ic{margin-right:6px}
.mod p{font-size:14.5px;color:var(--ink)}
.mod .why{display:block;color:var(--gold-d);font-size:13px;font-weight:700;margin-top:8px}
.tpl{background:#0E1F33;color:#DFEAF4;border-radius:12px;padding:16px 18px;margin:12px 0;font-size:14px;white-space:pre-wrap;line-height:1.9;overflow-x:auto}
.tpl b{color:var(--gold-l)}
.tip{background:linear-gradient(120deg,#FDF6E0,#FFF8EC);border:1px dashed var(--gold);border-radius:12px;padding:14px 18px;font-size:14px;margin:14px 0;color:#5D4308}
.steps{counter-reset:st;list-style:none}
.steps li{counter-increment:st;position:relative;padding:0 0 14px 44px;font-size:14.5px}
.steps li:before{content:counter(st);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:var(--navy);color:var(--gold-l);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
table{width:100%;border-collapse:collapse;font-size:13.5px;margin:12px 0}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:var(--navy);color:#fff;font-weight:700}
tr:nth-child(even) td{background:#F8FAFC}
.video{width:100%;border-radius:14px;background:#000;display:block;margin:10px 0}
.video-box{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:14px}
.video-box .cap{font-size:13px;color:var(--mut);text-align:center;margin-top:10px}
.cta{background:linear-gradient(135deg,#0A1E33,#16406B);border-radius:18px;color:#fff;padding:30px;text-align:center;margin:26px 0}
.cta h2{color:var(--gold-l);font-size:24px}
.cta p{color:#D6E2EC;font-size:15px;margin:10px auto 18px;max-width:560px}
.btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:var(--navy3);font-weight:800;border:none;border-radius:30px;padding:13px 24px;font-size:15px}
.btn.ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn:hover{filter:brightness(1.06);box-shadow:0 8px 20px rgba(201,162,39,.3)}
.foot{background:var(--navy3);color:#B9C8D6;text-align:center;padding:26px 0;font-size:13px;line-height:2}
.foot b{color:var(--gold-l)}
.nav-free{color:#B85C14!important;font-weight:800}
@media (max-width:760px){.grid2{grid-template-columns:1fr}.sec{padding:22px 16px}.hero{padding:42px 0 34px}}
@media print{body{background:#fff}.topbar,.tb-in .back,.no-print{display:none!important}.sec{box-shadow:none;border:1px solid #ccc;break-inside:avoid}.hero{border-radius:0}}
.foot a{color:var(--gold-l);font-weight:700}