:root{--navy:#0b1d33;--blue:#0f4c81;--blue-50:#e8f1fa;--sky:#1a6bb5;--ink:#1a2332;--muted:#5a6b7f;--line:#dce5ef;--surface:#f7f9fc;--white:#fff;--radius:14px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);line-height:1.8;background:var(--surface)}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible{outline:3px solid #f3b53d;outline-offset:3px}.container{width:min(100% - 48px,1120px);margin-inline:auto}.nav{height:72px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center}.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%}.brand{display:flex;align-items:center;gap:10px;color:var(--blue);font-size:1.22rem;font-weight:800}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:7px;background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff}.nav-links{display:flex;gap:26px;color:var(--muted);font-size:.92rem}.nav-links a:hover{color:var(--blue)}.hero{padding:76px 0 58px;background:linear-gradient(130deg,#fff 0%,var(--blue-50) 65%,#f9fbff 100%);border-bottom:1px solid var(--line)}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 10px;border-radius:999px;background:rgba(15,76,129,.08);color:var(--blue);font-size:.78rem;font-weight:700}.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:#31a873}.hero h1{margin:16px 0 12px;font-size:clamp(2rem,4vw,3.15rem);line-height:1.2;letter-spacing:-.035em}.hero p{max-width:700px;margin:0;color:var(--muted);font-size:1.05rem}.policy-wrap{display:grid;grid-template-columns:230px minmax(0,1fr);gap:42px;padding:48px 0 76px}.toc{align-self:start;position:sticky;top:20px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 4px 16px rgba(15,76,129,.05)}.toc-title{margin:0 0 10px;color:var(--blue);font-size:.78rem;font-weight:800;letter-spacing:.08em}.toc a{display:block;padding:6px 0;color:var(--muted);font-size:.86rem}.toc a:hover{color:var(--blue)}.content{padding:36px 42px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 28px rgba(15,76,129,.06)}.notice{margin-bottom:30px;padding:16px 18px;border-left:4px solid var(--blue);background:var(--blue-50);border-radius:0 10px 10px 0;color:#244566;font-size:.92rem}.content section{padding:10px 0 26px;border-bottom:1px solid var(--line)}.content section:last-child{border-bottom:0;padding-bottom:0}.content h2{margin:10px 0 10px;font-size:1.28rem;line-height:1.4}.content p{margin:0 0 11px;color:#3e5063}.content ul{margin:0;padding-left:1.25em;color:#3e5063}.content li+li{margin-top:7px}.data-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px}.data-card{padding:15px;border:1px solid var(--line);border-radius:10px;background:#fbfdff}.data-card strong{display:block;color:var(--blue);font-size:.91rem}.data-card span{display:block;margin-top:4px;color:var(--muted);font-size:.84rem;line-height:1.6}.contact{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:30px;padding:20px;border-radius:12px;background:var(--navy);color:#fff}.contact small{display:block;color:rgba(255,255,255,.65)}.contact a{display:inline-flex;padding:9px 13px;border-radius:7px;background:#fff;color:var(--blue);font-weight:700;font-size:.9rem}.footer{padding:30px 0;background:var(--navy);color:rgba(255,255,255,.63);font-size:.82rem}.footer-inner{display:flex;justify-content:space-between;gap:20px;align-items:center}.footer-links{display:flex;flex-wrap:wrap;gap:16px}.footer a:hover{color:#fff}@media(max-width:780px){.container{width:min(100% - 32px,1120px)}.nav{height:auto;padding:15px 0}.nav-inner,.footer-inner{align-items:flex-start;flex-direction:column}.nav-links{gap:16px;flex-wrap:wrap}.hero{padding:48px 0}.policy-wrap{display:block;padding:28px 0 48px}.toc{position:static;margin-bottom:18px}.toc a{display:inline-block;margin-right:14px}.content{padding:25px 20px}.data-grid{grid-template-columns:1fr}.contact{align-items:flex-start;flex-direction:column}}