:root { color-scheme: light; font-family: system-ui, -apple-system, "PingFang SC", sans-serif; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 24px; background: linear-gradient(160deg,#fff8e8,#ffe1b8); color: #332519; }
body.wechat-guide-visible { overflow: hidden; }
.wechat-guide { position: fixed; z-index: 1000; inset: 0; color: #fff; background: rgba(0,0,0,.82); text-align: center; touch-action: none; }
.wechat-guide__content { position: absolute; top: max(116px,calc(env(safe-area-inset-top) + 92px)); right: 24px; left: 24px; }
.wechat-guide__content strong { font-size: 22px; }
.wechat-guide__content p { margin: 14px 0 0; font-size: 16px; line-height: 1.6; }
.wechat-guide__menu { display: inline-grid; place-items: center; min-width: 48px; height: 30px; margin: 0 4px; border: 1px solid rgba(255,255,255,.8); border-radius: 16px; letter-spacing: 3px; }
.wechat-guide__arrow { position: absolute; top: max(18px,env(safe-area-inset-top)); right: 25px; width: 74px; height: 64px; border-top: 3px solid #fff; border-right: 3px solid #fff; border-radius: 0 30px 0 0; transform: rotate(-8deg); }
.wechat-guide__arrow::after { content: ""; position: absolute; top: -7px; right: -6px; width: 14px; height: 14px; border-top: 3px solid #fff; border-right: 3px solid #fff; transform: rotate(1deg); }
.card { width: min(100%,420px); padding: 36px 24px; border-radius: 24px; background: rgba(255,255,255,.94); box-shadow: 0 18px 60px rgba(92,55,12,.16); text-align: center; }
.logo { width: 78px; height: 78px; display: grid; place-items: center; margin: auto; border-radius: 22px; color: white; background: #ed8c22; font-size: 38px; font-weight: 800; }
.logo img { width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }
h1 { margin: 18px 0 4px; }
.subtitle,.privacy { color: #756656; }
.inviter-id { margin: 8px 0 0; color: #9a8772; font-size: 14px; }
.code-box { display: flex; justify-content: space-between; margin: 28px 0 12px; padding: 16px; border-radius: 14px; background: #fff5df; }
.code-box strong { letter-spacing: 1px; }
.status { min-height: 48px; font-size: 14px; color: #8b5b22; }
.primary,.secondary { width: 100%; min-height: 48px; border-radius: 14px; display: grid; place-items: center; font-size: 16px; text-decoration: none; }
.primary { border: 0; color: white; background: #ed8c22; }
.primary:disabled { opacity: .55; }
.secondary { margin-top: 12px; color: #a95c0c; border: 1px solid #ed8c22; }
.privacy { margin-top: 22px; font-size: 12px; line-height: 1.65; }