:root{--ink:#17233b;--muted:#667085;--blue:#153f91;--blue2:#0c2b67;--gold:#d8a74b;--paper:#f5f7fb;--white:#fff;--line:#dfe5ef;--shadow:0 14px 42px rgba(21,63,145,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 Arial,"Microsoft YaHei",sans-serif}a{color:inherit}.notice{padding:.5rem 5vw;background:#0b1730;color:#dbe6ff;text-align:center;font-size:.82rem}.header{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:1rem 6vw;background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;font-weight:800}.mark{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--blue);color:#fff;font:700 1.35rem Georgia}.nav{display:flex;gap:1.25rem;overflow:auto;white-space:nowrap}.nav a{text-decoration:none;font-size:.92rem}.nav a:hover,.nav a[aria-current=page]{color:var(--blue);font-weight:700}.hero{min-height:500px;display:flex;align-items:flex-end;padding:5rem 7vw;color:#fff;background:linear-gradient(90deg,rgba(7,18,42,.9),rgba(7,18,42,.28)),url('/banner.jpg') center/cover}.hero-inner{max-width:760px}.eyebrow{margin:0 0 .8rem;color:#f3d694;font-size:.75rem;font-weight:800;letter-spacing:.18em}.hero h1,.page-hero h1{margin:0 0 1rem;font-family:"Songti SC","SimSun",serif;font-size:clamp(2.5rem,6vw,5.2rem);font-weight:500;line-height:1.08}.hero p{max-width:680px;margin:0;color:#e5ebf6;font-size:1.08rem}.actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.6rem}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 1.3rem;border:1px solid #fff;background:#fff;color:var(--blue2);text-decoration:none;font-weight:800}.btn.primary{border-color:var(--gold);background:var(--gold);color:#17233b}.wrap{max-width:1120px;margin:auto;padding:5rem 5vw}.section-title{max-width:700px;margin-bottom:2rem}.section-title h2,.prose h2{margin:0 0 .6rem;font-family:"Songti SC","SimSun",serif;font-size:clamp(1.8rem,3vw,2.8rem);font-weight:500}.section-title p,.prose p,.prose li{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.card{padding:1.6rem;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.card b{display:block;margin-bottom:.5rem;color:var(--blue);font-size:1.1rem}.card p{margin:0;color:var(--muted)}.photo-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:1rem;margin-top:3rem}.photo-grid img{width:100%;height:100%;max-height:440px;object-fit:cover}.page-hero{padding:5rem 7vw;color:#fff;background:linear-gradient(135deg,var(--blue2),var(--blue))}.page-hero p{max-width:720px;margin:0;color:#dbe6ff}.prose{max-width:820px}.prose h2{margin-top:2.2rem}.prose h2:first-child{margin-top:0}.callout{margin:1.5rem 0;padding:1.2rem 1.4rem;border-left:4px solid var(--gold);background:#fff}.steps{display:grid;gap:.8rem}.step{display:grid;grid-template-columns:42px 1fr;gap:1rem;padding:1.2rem;background:#fff;border:1px solid var(--line)}.num{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800}.faq{display:grid;gap:.8rem}.faq article{padding:1.3rem;background:#fff;border:1px solid var(--line)}.faq h2{margin:0 0 .45rem;font-size:1.08rem}.faq p{margin:0;color:var(--muted)}footer{display:flex;justify-content:space-between;gap:2rem;padding:2rem 6vw;background:#0b1730;color:#fff}footer a{color:#dbe6ff}footer span{color:#98a9c8;font-size:.85rem}.external-note{font-size:.86rem;color:var(--muted)}
@media(max-width:820px){.header{align-items:flex-start;flex-direction:column}.nav{width:100%}.hero{min-height:450px;padding:4rem 6vw}.grid,.photo-grid{grid-template-columns:1fr}.photo-grid img{height:auto}footer{flex-direction:column}}@media(max-width:520px){.hero h1,.page-hero h1{font-size:2.7rem}.wrap{padding-block:3.5rem}.notice{text-align:left}}