[hidden]{display:none!important}:root{--green-50:#e1f5ee;--green-100:#9fe1cb;--green-600:#0f6e56;--green-800:#085041;--ink:#1a1a1a;--ink-2:#5f5e5a;--ink-3:#888780;--line:#e5e5e0;--bg:#fff;--bg-soft:#f7f7f4;--blue-600:#185fa5;--blue-50:#e6f1fb;--purple-600:#534ab7;--red-600:#a32d2d;--red-50:#fcebeb;--radius:12px;--maxw:1100px}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:clip}body{color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;line-height:1.7}a{color:var(--green-600);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{color:var(--ink);font-weight:600;line-height:1.3}h1{margin:0 0 1rem;font-size:2rem}h2{margin:2.2rem 0 .8rem;font-size:1.4rem}h3{margin:1.6rem 0 .6rem;font-size:1.1rem}p{margin:.6rem 0}code{background:var(--bg-soft);border:1px solid var(--line);border-radius:5px;padding:.1em .35em;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,monospace;font-size:.9em}pre{color:#e6edf3;border-radius:var(--radius);background:#0f1420;padding:1rem 1.2rem;font-size:.85rem;line-height:1.6;overflow-x:auto}pre code{color:inherit;background:0 0;border:none;padding:0}table{border-collapse:collapse;width:100%;margin:1rem 0;font-size:.92rem}th,td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:.55rem .75rem}th{background:var(--bg-soft);white-space:nowrap;font-weight:600}tr:nth-child(2n) td{background:#fcfcfa}.container{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}.topbar{border-bottom:1px solid var(--line);background:var(--bg);z-index:20;position:sticky;top:0}.topbar-inner{max-width:var(--maxw);align-items:center;gap:1.5rem;margin:0 auto;padding:.8rem 1.25rem;display:flex}.brand{color:var(--ink);align-items:baseline;gap:.4rem;font-size:1.1rem;font-weight:700;display:flex}.brand .dot{color:var(--green-600)}.nav{flex:1;gap:1.2rem;font-size:.92rem;display:flex}.nav a{color:var(--ink-2)}.nav a:hover{color:var(--green-600);text-decoration:none}.btn{background:var(--green-600);cursor:pointer;border:none;border-radius:8px;padding:.55rem 1.1rem;font-size:.92rem;font-weight:600;display:inline-block;color:#fff!important}.btn:hover{background:var(--green-800);text-decoration:none}.btn.ghost{border:1px solid var(--green-600);background:0 0;color:var(--green-600)!important}.wx-qr iframe{display:block;border:0!important}.footer{border-top:1px solid var(--line);background:var(--bg-soft);color:var(--ink-2);margin-top:4rem;padding:2.5rem 0;font-size:.88rem}.footer-inner{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}.crumb{color:var(--ink-3);z-index:15;background:var(--bg);margin:1.2rem 0 0;padding-block:.6rem;font-size:.85rem;position:sticky;top:56px}.crumb a{color:var(--ink-3)}.crumb a:hover{color:var(--green-600)}.crumb span{margin:0 .35rem}.doc-layout{align-items:flex-start;gap:2rem;padding-top:1.25rem;display:flex}.doc-main{flex:1;min-width:0}@media (width<=900px){.doc-layout{display:block}}@media (width<=760px){:root{--radius:10px}.container{padding-inline:1rem}.crumb{white-space:nowrap;scrollbar-width:none;align-items:center;gap:.2rem;display:flex;top:48px;overflow-x:auto}.crumb::-webkit-scrollbar{display:none}.crumb span{margin-inline:.2rem}h1{font-size:1.75rem}h2{font-size:1.28rem}.footer{margin-top:3rem}}.pagetitle{max-width:var(--maxw);margin:0 auto;padding:2rem 1.25rem 0}.pagetitle h1{margin-bottom:.4rem}.pagetitle .lead{color:var(--ink-2);max-width:60ch;font-size:1.05rem}.brand[data-astro-cid-nen7h5rs]{white-space:nowrap}.brand-short[data-astro-cid-nen7h5rs],.menu-button[data-astro-cid-nen7h5rs],.mobile-menu[data-astro-cid-nen7h5rs]{display:none}.account-link[data-astro-cid-nen7h5rs]{color:var(--ink);align-items:center;gap:.45rem;font-size:.9rem;font-weight:600}.account-link[data-astro-cid-nen7h5rs]:not([hidden]){display:inline-flex}@media (width<=760px){.topbar-inner[data-astro-cid-nen7h5rs]{gap:.75rem;min-height:62px;padding-block:.65rem}.brand[data-astro-cid-nen7h5rs]{flex:1;font-size:1rem}.brand-full[data-astro-cid-nen7h5rs],.nav[data-astro-cid-nen7h5rs],.desktop-login[data-astro-cid-nen7h5rs],.desktop-account[data-astro-cid-nen7h5rs]{display:none!important}.brand-short[data-astro-cid-nen7h5rs]{display:inline}.menu-button[data-astro-cid-nen7h5rs]{border:1px solid var(--line);background:var(--bg);cursor:pointer;border-radius:9px;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:42px;height:42px;padding:0;display:inline-flex}.menu-button[data-astro-cid-nen7h5rs] span[data-astro-cid-nen7h5rs]{background:var(--ink);border-radius:2px;width:18px;height:2px}.mobile-menu[data-astro-cid-nen7h5rs]{border-top:1px solid var(--line);background:var(--bg);padding:.6rem 1.25rem 1rem;display:block}.mobile-menu[data-astro-cid-nen7h5rs][hidden]{display:none}.mobile-menu[data-astro-cid-nen7h5rs] nav[data-astro-cid-nen7h5rs]{grid-template-columns:1fr 1fr;gap:.35rem;display:grid}.mobile-menu[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{color:var(--ink-2);border-radius:8px;padding:.65rem .75rem}.mobile-menu[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{background:var(--bg-soft);text-decoration:none}.mobile-menu[data-astro-cid-nen7h5rs] .mobile-login[data-astro-cid-nen7h5rs]{text-align:center;background:var(--green-600);color:#fff;grid-column:1/-1;margin-top:.35rem}.mobile-menu[data-astro-cid-nen7h5rs] .mobile-account[data-astro-cid-nen7h5rs]:not([hidden]){text-align:center;background:var(--green-50);color:var(--green-800);grid-column:1/-1;margin-top:.35rem;display:block}}