:root{color-scheme:light;--paper:#fafafa;--ink:#242329;--muted:#626168;--line:#dedde2;--accent:#bc371c;--orange:#ff5936;--tint:#fff1ec;--radius:20px;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;background:var(--paper);color:var(--ink)}
*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-underline-offset:4px;overflow-wrap:anywhere}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px;border-radius:4px}img{display:block;max-width:100%}.wrap{width:min(1120px,calc(100% - 64px));margin-inline:auto}.skip{position:fixed;left:20px;top:-100px;padding:12px 20px;background:#fff;z-index:5}.skip:focus{top:12px}.site-header{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);font-weight:750;font-size:1.3rem;white-space:nowrap}.brand img{border-radius:12px;box-shadow:0 3px 10px #4d200d18}.brand small{color:var(--muted);font-size:.88rem;font-weight:500;margin-left:5px}nav{display:flex;gap:28px;font-size:.95rem}nav a{text-decoration:none;color:var(--muted);padding-block:10px}nav a[aria-current]{color:var(--accent);font-weight:650;border-bottom:2px solid var(--accent)}.intro{padding:60px 0 44px}.eyebrow{color:var(--accent);font-weight:650;font-size:.9rem;margin:0 0 12px}h1{font-size:clamp(2.4rem,5vw,3.65rem);line-height:1.25;letter-spacing:-.04em;margin:0 0 20px;font-weight:760}.lead{font-size:1.1rem;line-height:1.9;color:#56545d;margin:0}.meta{font-size:.88rem;color:var(--muted);margin:22px 0 0}.support-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px;align-items:start;padding-bottom:64px}.guide-section{padding:30px 0;border-top:1px solid var(--line)}.guide-section:first-child{padding-top:26px}h2{font-size:1.35rem;line-height:1.55;margin:0 0 18px;font-weight:700}h3{font-size:1rem;margin:0 0 10px}.section-heading{display:flex;align-items:baseline;gap:16px}.step{font-size:.88rem;font-weight:750;font-variant-numeric:tabular-nums;color:var(--accent)}.steps{padding-left:1.5rem;margin:0}.steps li{padding-left:5px;margin:0 0 15px}.steps li::marker{color:var(--muted);font-size:.85rem;font-weight:600}.tip{border-left:3px solid var(--orange);padding:8px 0 8px 16px;color:#55525c;font-size:.95rem;margin:22px 0 0}.contact-panel{padding:28px;border:1px solid #f0c4b8;border-top:4px solid var(--orange);border-radius:var(--radius);background:var(--tint)}.contact-panel h2{font-size:1.55rem;margin-bottom:12px}.contact-panel p{margin-top:0}.email{display:block;font-size:1.13rem;line-height:1.5;font-weight:650;margin:20px 0 15px}.small{font-size:.9rem;color:#68606a}.contact-note{padding-top:22px;margin-top:22px;border-top:1px solid #e6c7bd}.contact-note ul{padding-left:1.2rem;font-size:.95rem;margin-top:0}.contact-note li{margin-bottom:8px}.faq details{border-bottom:1px solid var(--line);padding:0}.faq details:last-child{border-bottom:0}.faq summary{cursor:pointer;font-size:1rem;font-weight:600;padding:19px 0;list-style-position:outside;margin-left:18px;padding-left:6px}.faq summary::marker{color:var(--accent);font-size:.75rem}.faq details p{padding-left:24px;color:#58555f;margin:0 0 18px}.site-footer{border-top:1px solid var(--line);padding-top:28px;padding-bottom:38px;color:var(--muted);font-size:.88rem;display:flex;justify-content:space-between;align-items:center;gap:20px}.site-footer p{margin:0}.site-footer div{display:flex;gap:24px}.site-footer a{color:var(--muted)}.policy{max-width:900px}.policy .intro{padding-bottom:30px}.policy-summary{border:1px solid #f0c4b8;border-left:4px solid var(--orange);border-radius:0 16px 16px 0;background:var(--tint);padding:22px 26px;margin-bottom:40px}.policy-summary p{margin:8px 0 0}.policy-body section{padding:6px 0 25px;scroll-margin-top:24px}.policy-body h2{margin-bottom:14px}.policy-body p{margin:0 0 15px}.policy-body ul{padding-left:1.4rem}.policy-body li{margin-bottom:10px}.text-link{font-weight:650}
@media(max-width:860px){.support-layout{grid-template-columns:minmax(0,1fr) 285px;gap:32px}.contact-panel{padding:24px}.intro{padding-top:44px}}
@media(max-width:680px){.wrap{width:calc(100% - 40px)}.site-header{min-height:96px;align-items:center;gap:12px}.brand{font-size:1.1rem;gap:10px}.brand img{width:40px;height:40px}.brand small{display:none}nav{gap:17px;font-size:.88rem}.intro{padding:36px 0 32px}h1{font-size:2.5rem;letter-spacing:-.03em}.lead{font-size:1rem}.meta{font-size:.85rem}.support-layout{display:flex;flex-direction:column;gap:25px;padding-bottom:42px}.guide{width:100%}.contact-panel{order:-1;width:100%;padding:24px}.contact-panel .contact-note,.contact-panel>.small:last-child{display:none}.contact-panel .email{margin-top:14px}.contact-panel .small{margin-bottom:0}.guide-section{padding-block:26px}.section-heading{gap:12px}h2{font-size:1.2rem}.site-footer{flex-direction:column;align-items:flex-start;gap:14px}.policy-summary{padding:18px 20px}.policy-body section{padding-bottom:22px}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
@media print{.site-header,.site-footer,.skip{display:none}.wrap{width:100%}.intro{padding:0 0 20px}body{background:white}.contact-panel,.policy-summary{break-inside:avoid}.policy-body section{break-inside:avoid}a{color:inherit}.support-layout{display:block}.contact-panel{margin-top:25px}}

@media(max-width:480px){.site-header{flex-wrap:wrap;gap:8px;padding-block:17px}.site-header nav{width:100%;justify-content:space-between;gap:12px}.site-header nav a{white-space:nowrap;padding-block:6px}}