:root{--brand:#0052d9;--brand-bright:#2f7bff;--brand-deep:#003cab;--brand-navy:#13294f;--brand-soft:#d9e1ff;--brand-faint:#eff3fd;--paper:#f6f2e9;--card:#fffdf8;--line:#e6dfcf;--ink:#232a33;--ink-2:#565f6b;--ink-3:#8d949e;--amber:#98631f;--amber-soft:#f5e8d5}.site-root{color:var(--ink);background-color:var(--paper);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;letter-spacing:.012em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-moz-text-size-adjust:100%;text-size-adjust:100%;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,HarmonyOS Sans SC,Microsoft YaHei,Noto Sans CJK SC,Source Han Sans SC,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.75}@media (min-width:768px){.site-root{font-size:16px}}.site-display{letter-spacing:.03em;font-family:Songti SC,STZhongsong,STSong,SimSun,Noto Serif SC,Source Han Serif SC,Georgia,serif}.site-container{width:100%;max-width:56rem;margin-inline:auto;padding-inline:1.25rem}@media (min-width:1024px){.site-container{max-width:62rem;padding-inline:1.5rem}}.site-card{background-color:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 1px 2px #232a330a,0 10px 28px #232a330d}.site-divide>*+*{border-top:1px solid var(--line)}.t-soft{color:var(--ink-2)}.t-sub{color:var(--ink-3)}.t-brand{color:var(--brand)}.t-amber{color:var(--amber)}.site-amount{color:var(--amber);font-variant-numeric:tabular-nums;white-space:nowrap;font-weight:700}.site-chip{white-space:nowrap;border-radius:999px;align-items:center;gap:.25em;padding:.05em .6em;font-size:.75rem;font-weight:600;line-height:1.7;display:inline-flex}.site-chip--thanks{color:var(--amber);background-color:var(--amber-soft)}.site-chip--pinned{color:var(--brand-deep);background-color:var(--brand-soft)}.site-seal{background:linear-gradient(160deg, var(--brand) 0%, var(--brand-bright) 100%);color:#fff;border-radius:.75rem;flex-shrink:0;justify-content:center;align-items:center;width:2.25rem;height:2.25rem;font-size:1.125rem;font-weight:700;display:inline-flex;box-shadow:0 4px 12px #0052d940}.site-header{background-color:color-mix(in srgb, var(--paper) 88%, #fff);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}.site-navlink{color:var(--ink-2);white-space:nowrap;border-radius:999px;align-items:center;padding:.35rem .85rem;font-weight:500;transition:color .15s,background-color .15s;display:inline-flex}.site-navlink:hover{color:var(--brand)}.site-navlink--active{color:var(--brand-deep);background-color:var(--brand-soft);font-weight:600}.site-hero{color:#fff;background:linear-gradient(160deg, var(--brand) 0%, var(--brand-bright) 100%);border-radius:0 0 28px 28px;position:relative;overflow:hidden}.site-hero:before,.site-hero:after{content:"";pointer-events:none;border-radius:50%;position:absolute}.site-hero:before{border:1px solid #ffffff3d;width:22rem;height:22rem;top:-9rem;right:-6rem}.site-hero:after{background:#ffffff14;width:11rem;height:11rem;bottom:-5rem;right:4rem}.site-pagehead{color:#fff;background:linear-gradient(150deg, var(--brand-deep) 0%, var(--brand) 68%, var(--brand-bright) 100%);border-radius:0 0 24px 24px}.site-btn{cursor:pointer;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:.4em;padding:.5rem 1.2rem;font-size:.9rem;font-weight:600;line-height:1.6;transition:background-color .15s,color .15s,border-color .15s;display:inline-flex}.site-btn--primary{background-color:var(--brand);color:#fff}.site-btn--primary:hover{background-color:var(--brand-deep)}.site-btn--ghost{border-color:var(--line);background-color:var(--card);color:var(--ink-2)}.site-btn--ghost:hover{color:var(--brand);border-color:var(--brand-soft)}.site-btn--onblue{color:#fff;background-color:#ffffff14;border-color:#ffffff8c}.site-btn--onblue:hover{background-color:#fff3}.site-tabs{background-color:color-mix(in srgb, var(--paper) 55%, var(--card));border:1px solid var(--line);border-radius:999px;gap:.375rem;padding:.3rem;display:flex}.site-tab{color:var(--ink-2);cursor:pointer;white-space:nowrap;border-radius:999px;flex:1;padding:.45rem .5rem;font-size:.9rem;font-weight:500;transition:background-color .15s,color .15s}.site-tab:hover{color:var(--brand)}.site-tab--active{background-color:var(--brand);color:#fff;font-weight:600;box-shadow:0 4px 12px #0052d938}.site-tab--active:hover{color:#fff}.site-skeleton{background:linear-gradient(90deg,#ebe5d6 25%,#f5f0e4 40%,#ebe5d6 60%) 0 0/400% 100%;border-radius:6px;animation:1.5s ease-in-out infinite site-shimmer;display:block}@keyframes site-shimmer{0%{background-position:100% 0}to{background-position:0 0}}@media (prefers-reduced-motion:reduce){.site-skeleton{animation:none}}.site-footer{background-color:var(--brand-navy);color:#ffffffc7}.site-footer a{color:#ffffffd9}.site-footer a:hover,.site-footer-heading{color:#fff}.site-footer-divider{border-top:1px solid #ffffff24}.t-footer-sub{color:#ffffff8c}.t-footer-body{color:#ffffffc7}.t-footer-body a{color:#fff}.site-prose h2{font-size:1.05rem;font-weight:700}.site-prose p{text-align:justify;text-justify:inter-ideograph}:where(a,button):focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}.site-footer :where(a):focus-visible{outline-color:#fff}