@layer marketing-legacy{.page-guides{font-family:var(--font-site-zh);color:var(--cw-ink);background:var(--cw-bg);font-synthesis:none;--rail: 1200px;--gutter: 48px;--ink: var(--cw-ink);--muted: var(--cw-muted);--line: var(--cw-line);--accent: var(--cw-accent);--soft: var(--cw-soft);--panel: var(--cw-panel);--ease: cubic-bezier(.23, 1, .32, 1)}html[lang=en] .page-guides{font-family:var(--font-site-en)}.page-guides{margin:0}.page-guides h1,.page-guides h2,.page-guides h3,.page-guides p,.page-guides ol,.page-guides ul,.page-guides figure{margin:0}.page-guides ol,.page-guides ul{padding:0;list-style:none}.page-guides .hero{padding-top:48px}.page-guides .hero h1{font-size:72px;font-weight:400;line-height:1.16;letter-spacing:-.05em;max-width:980px;text-wrap:balance}.page-guides .hero h1 span{display:block}.page-guides .faq{display:grid;grid-template-columns:298px minmax(0,1fr);gap:90px;margin-top:80px;align-items:start}.page-guides .topics{position:sticky;top:32px;display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line);padding-top:18px}.page-guides .topics a{display:flex;align-items:center;min-height:44px;font-size:17px;color:var(--muted);text-decoration:none}.page-guides .topics a:hover,.page-guides .topics a:focus-visible{color:var(--ink)}.page-guides .topics a.is-active{color:var(--ink);font-weight:600}.page-guides .guide+.guide{margin-top:96px;padding-top:72px;border-top:1px solid var(--line)}.page-guides .guide-head{display:flex;align-items:center;gap:22px}.page-guides .guide-logos{display:flex;gap:10px;flex-shrink:0}.page-guides .guide-logos img{width:52px;height:52px;padding:9px;background:var(--cw-surface);border:1px solid var(--cw-line);border-radius:12px;object-fit:contain}.page-guides .guide-brand{font:600 14px/1.3 Arial,sans-serif;color:var(--muted)}.page-guides .guide h2{font-size:38px;font-weight:400;line-height:1.2;letter-spacing:-.035em;margin-top:18px;scroll-margin-top:32px;text-wrap:balance}.page-guides .need{display:grid;grid-template-columns:auto 1fr;gap:18px;margin-top:26px;padding:20px 24px;background:var(--panel);border-radius:12px;font-size:17px;line-height:1.6}.page-guides .need dt{color:var(--accent);font-size:13px;letter-spacing:.04em;padding-top:4px}.page-guides .need dd{color:var(--ink)}.page-guides .steps{list-style:none;margin-top:36px;counter-reset:step}.page-guides .steps li{display:grid;grid-template-columns:64px minmax(0,1fr);border-top:1px solid var(--line);padding:26px 0 30px}.page-guides .steps li:before{counter-increment:step;content:"0" counter(step);font:12px/1 Arial,sans-serif;color:var(--accent);letter-spacing:.04em;padding-top:10px}.page-guides .steps h3{font-size:26px;font-weight:400;line-height:1.3;letter-spacing:-.02em}.page-guides .steps p{font-size:17px;line-height:1.7;color:var(--muted);margin-top:12px;max-width:760px}.page-guides .first-task{margin-top:36px;padding:28px 32px;background:var(--cw-surface);border:1px solid var(--cw-line);border-radius:12px}.page-guides .first-task h3{font-size:14px;color:var(--accent);letter-spacing:.04em}.page-guides .first-task p{font-size:22px;line-height:1.6;margin-top:14px;max-width:820px}.page-guides .trouble{margin-top:40px}.page-guides .trouble h3{font-size:24px;font-weight:400;line-height:1.3;letter-spacing:-.02em}.page-guides .trouble p{font-size:17px;line-height:1.7;color:var(--muted);margin-top:12px;max-width:800px}.page-guides .related{margin-top:96px;padding-top:56px;border-top:1px solid var(--line)}.page-guides .related h2{font-size:32px;font-weight:400;line-height:1.2;letter-spacing:-.03em}.page-guides .related ul{list-style:none;margin-top:20px}.page-guides .related li{border-top:1px solid var(--line)}.page-guides .related li:last-child{border-bottom:1px solid var(--line)}.page-guides .related summary{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;font-size:19px;text-decoration:none}.page-guides .related summary svg{width:16px;height:16px;flex-shrink:0;color:var(--accent)}.page-guides .related summary:hover,.page-guides .related summary:focus-visible{color:var(--accent)}.page-guides .version-note{font-size:13px;line-height:1.7;color:var(--muted);margin-top:36px}@media(max-width:1199px){.page-guides{--gutter: 40px}.page-guides .hero h1{font-size:58px}.page-guides .faq{grid-template-columns:230px minmax(0,1fr);gap:48px;margin-top:64px}.page-guides .guide h2{font-size:33px}.page-guides .steps h3{font-size:23px}}@media(max-width:860px){.page-guides{--gutter: 28px}.page-guides .hero{padding-top:40px}.page-guides .hero h1{font-size:48px}.page-guides .faq{grid-template-columns:1fr;gap:0;margin-top:40px}.page-guides .topics{position:static;flex-direction:row;flex-wrap:wrap;gap:8px 10px;border-top:0;padding-top:0}.page-guides .topics a{min-height:40px;padding:0 16px;border:1px solid var(--cw-line);border-radius:999px;font-size:14px;color:var(--ink)}.page-guides .topics a.is-active{background:var(--ink);color:var(--cw-bg);border-color:var(--ink);font-weight:400}.page-guides .answers{margin-top:44px}.page-guides .guide+.guide{margin-top:72px;padding-top:56px}.page-guides .guide h2{font-size:30px}.page-guides .need{grid-template-columns:1fr;gap:6px;padding:18px 20px;font-size:16px}.page-guides .steps li{grid-template-columns:48px minmax(0,1fr);padding:22px 0 24px}.page-guides .steps h3{font-size:22px}.page-guides .steps p{font-size:16px}.page-guides .first-task{padding:22px 24px}.page-guides .first-task p{font-size:19px}.page-guides .trouble h3{font-size:22px}.page-guides .trouble p{font-size:16px}.page-guides .related{margin-top:72px;padding-top:44px}.page-guides .related h2{font-size:28px}.page-guides .related summary{font-size:17px;min-height:58px}}@media(max-width:599px){.page-guides{--gutter: 22px}.page-guides .hero{padding-top:32px}.page-guides .hero h1{font-size:38px;line-height:1.14;letter-spacing:-.04em}.page-guides .hero h1 span+span{margin-top:4px}.page-guides .faq{margin-top:30px}.page-guides .topics a{font-size:13px;padding:0 14px;min-height:38px}.page-guides .answers{margin-top:36px}.page-guides .guide+.guide{margin-top:56px;padding-top:44px}.page-guides .guide-head{gap:14px}.page-guides .guide-logos img{width:44px;height:44px;padding:8px}.page-guides .guide h2{font-size:26px;margin-top:14px}.page-guides .need{font-size:15px}.page-guides .steps{margin-top:24px}.page-guides .steps li{grid-template-columns:40px minmax(0,1fr);padding:18px 0 20px}.page-guides .steps h3{font-size:19px}.page-guides .steps p{font-size:15px;margin-top:8px}.page-guides .first-task{margin-top:24px;padding:18px 20px}.page-guides .first-task p{font-size:17px}.page-guides .trouble{margin-top:28px}.page-guides .trouble h3{font-size:19px}.page-guides .trouble p{font-size:15px}.page-guides .related{margin-top:56px;padding-top:36px}.page-guides .related h2{font-size:24px}.page-guides .related summary{font-size:16px;min-height:54px}}@media(prefers-reduced-motion:reduce){.page-guides *:before,.page-guides *:after{transition:none!important;animation:none!important}}}