html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--background);color:var(--foreground);font-family:Geist,'Microsoft YaHei','PingFang SC',sans-serif;overflow-x:clip}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:2px solid var(--color-blue-400);outline-offset:5px}[hidden]{display:none!important}.container{margin-inline:auto}
.official-header.is-scrolled{background:rgba(8,17,28,.94);border-bottom:1px solid #ffffff14;backdrop-filter:blur(20px)}.official-header nav .group:focus-within>div{opacity:1;pointer-events:auto}.official-account{display:inline-flex;align-items:center;white-space:nowrap;flex-shrink:0}
.mobile-nav{position:absolute;top:100%;left:0;right:0;padding:14px 20px 22px;background:#091321;border-bottom:1px solid var(--border);display:grid;grid-template-columns:repeat(2,1fr);gap:4px}.mobile-nav a{padding:12px;border-radius:8px;color:var(--foreground)}.mobile-nav a:hover{background:#ffffff0c}
.figure-dialog,.wechat-dialog{padding:26px;margin:auto;border:1px solid var(--border);background:var(--card);color:var(--foreground);border-radius:15px;max-width:calc(100vw - 40px);max-height:88dvh;overflow:auto}.figure-dialog{width:1200px}.figure-dialog>img{max-width:100%;max-height:72vh;object-fit:contain;margin:auto}.figure-dialog>a{display:block;padding-top:18px;text-align:center;color:var(--color-blue-400)}.dialog-close{display:block;margin:0 0 14px auto;background:#20374f;color:white;border-radius:50%;width:36px;height:36px;font-size:24px}.wechat-dialog{text-align:center;width:350px}.wechat-dialog>img{width:240px;height:auto;object-fit:contain;margin:20px auto 4px}.wechat-dialog h2{font-size:24px}.figure-dialog::backdrop,.wechat-dialog::backdrop{background:#050b14dd;backdrop-filter:blur(5px)}body:has(dialog[open]){overflow:hidden}
@media(max-width:640px){.official-header>div{padding-inline:18px}.official-footer .container{padding-inline:24px}}
@media(max-width:360px){.official-header a[aria-label="Home"]{margin-right:6px}.official-header a[aria-label="Home"]>span{font-size:25px}.official-header a[aria-label="Home"]>img{height:28px}.official-account{padding-inline:14px}.official-header>div{padding-inline:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* User-supplied service and community QR images retain their original pixels */
.wechat-dialog{width:420px;padding:24px;scrollbar-color:var(--color-blue-500) var(--card)}
.wechat-dialog .dialog-close{width:44px;height:44px;margin-bottom:8px}
.wechat-dialog h2{font-size:22px;line-height:1.4;font-weight:700}
.wechat-dialog p{margin:12px auto 0;max-width:32ch;font-size:15px;line-height:1.8;text-wrap:balance;color:var(--foreground)}
.wechat-dialog>img{display:block;width:258px;max-width:100%;height:auto;max-height:none;margin:20px auto 0}
.wechat-dialog[data-contact-kind="group"]{width:500px}
.wechat-dialog[data-contact-kind="group"]>img{width:auto;max-height:min(52dvh,560px);max-width:100%;object-fit:contain}
@media(max-width:480px){.wechat-dialog{padding:18px;max-width:calc(100vw - 24px)}.wechat-dialog[data-contact-kind="group"]>img{width:100%;max-height:none}}