:root{--orange:#ff4b13;--text:#252525;--muted:#929292}
*{box-sizing:border-box}html{overflow-x:clip}body{overflow-x:clip}[hidden]{display:none!important}body{margin:0;min-height:100svh;display:flex;flex-direction:column;background:#fff;color:var(--text);font-family:"PingFang SC","Microsoft YaHei",sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:3px solid #a82d06;outline-offset:5px}
.color-ribbon{width:100%;height:60px;overflow:hidden}.color-ribbon svg{width:100%;height:60px;display:block}.download-content{width:100%;max-width:440px;margin:0 auto;padding:58px 32px 30px;text-align:center;flex:1}.app-logo{display:block;width:104px;height:104px;margin:auto;border-radius:25px;object-fit:cover}h1{font-size:27px;line-height:1.4;font-weight:400;margin:43px 0 24px;letter-spacing:1px}.device{display:flex;justify-content:center;align-items:center;gap:8px;margin:0;font-size:18px;color:#444}.device svg{width:23px;height:23px;flex-shrink:0}.version{font-size:12px;color:var(--muted);margin:17px 0 0;min-height:18px}.download-button{display:block;width:190px;max-width:100%;height:50px;border:0;border-radius:999px;margin:34px auto 0;background:linear-gradient(180deg,#ff731a,#ff4612);color:#fff;font-size:20px;font-weight:600;transition:background .15s,transform .15s}.download-button:hover:enabled{background:linear-gradient(180deg,#f96712,#ed3e0d)}.download-button:active:enabled{transform:scale(.98)}.download-button:disabled{background:#dce5e3;color:#91a39f;cursor:default}.download-status{font-size:13px;color:var(--muted);line-height:1.8;margin:18px 0 0;min-height:24px}.retry{border:0;background:transparent;color:#159d85;font-size:13px;padding:8px;margin:0 auto}footer{text-align:center;font-size:10px;color:#aaa;line-height:1.9;padding:28px 20px 24px}footer p{margin:12px 0 0}.home-link{font-size:12px;color:#888}
.page-content{display:flex;flex-direction:column;min-height:0;min-width:0;width:100%;flex:1}.color-ribbon{flex-shrink:0}
.wechat-banner{min-height:0;min-width:0;display:grid;grid-template-rows:0fr;flex-shrink:0;width:100%;background:#333;color:#c7c7c7;visibility:hidden;transition:grid-template-rows 1.1s cubic-bezier(.22,.61,.36,1),visibility 1.1s}.wechat-banner.is-open{grid-template-rows:1fr;visibility:visible}.wechat-banner-clip{min-height:0;overflow:hidden}.wechat-guide{position:relative;width:100%;max-width:700px;margin:auto;padding:28px 65px 30px 28px;opacity:0;transform:translateY(-12px);transition:opacity .8s ease .15s,transform 1.1s ease}.wechat-banner.is-open .wechat-guide{opacity:1;transform:translateY(0)}.wechat-guide p{overflow-wrap:anywhere;font-size:16px;line-height:1.85;margin:0;font-weight:400}.guide-arrow{position:absolute;right:18px;top:29px;width:36px;height:52px;color:#ccc}
@media(prefers-reduced-motion:reduce){.wechat-banner,.wechat-guide{transition:none}}
@media(min-width:700px){.color-ribbon{height:76px}.color-ribbon svg{height:76px}.download-content{padding-top:70px}.app-logo{width:116px;height:116px;border-radius:28px}h1{font-size:30px}.download-button{width:210px;max-width:100%;height:52px}}
@media(max-height:650px){.download-content{padding-top:28px}h1{margin-top:28px}.download-button{margin-top:24px}}

.dispatch-theme{--orange:#1677ff;--text:#172033}.dispatch-theme .download-button{background:linear-gradient(160deg,#1677ff,#0b55cf)}.dispatch-theme .download-button:hover:enabled{background:linear-gradient(160deg,#1269df,#094bb8)}.dispatch-theme .download-button:disabled{background:#e0e9f7;color:#8c9fba}.dispatch-theme .retry{color:#1677ff}.dispatch-theme button:focus-visible,.dispatch-theme a:focus-visible{outline-color:#1677ff}


@media(max-height:540px){.color-ribbon,.color-ribbon svg{height:40px}.download-content{padding-top:18px;padding-bottom:12px}.app-logo{width:80px;height:80px}h1{margin:20px 0 14px}.download-button{margin-top:18px}footer{padding-top:12px;padding-bottom:12px}}

/* 普通下载页使用实际可视高度，避免页面及 WebView 回弹滚动。 */
html{height:100%;overflow:hidden;overscroll-behavior:none}
body{height:100dvh;min-height:0;overflow:hidden;overscroll-behavior:none}
.page-content{flex:1 1 0;min-height:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:none}
.download-content{flex:1 0 auto}footer{flex-shrink:0}
/* 微信提示占据真实高度并向下推动完整页面。 */
html:has(.wechat-banner.is-open){overflow-y:auto;overflow-x:hidden}
body:has(.wechat-banner.is-open){height:auto;min-height:100dvh;overflow:visible}
body:has(.wechat-banner.is-open) .page-content{flex:none;min-height:100dvh;overflow:visible}