dialog{color:#000;background:#fff;border:solid;width:-moz-fit-content;width:fit-content;height:-moz-fit-content;height:fit-content;margin:auto;padding:1em;display:block;position:absolute;left:0;right:0}dialog:not([open]){display:none}dialog+.backdrop{background:#0000001a;position:fixed;top:0;bottom:0;left:0;right:0}._dialog_overlay{position:fixed;top:0;bottom:0;left:0;right:0}dialog.fixed{position:fixed;top:50%;transform:translateY(-50%)}:root{color:#061d4c;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--muted:#4c6594;--accent:#154690;background:#f5faff;font-family:PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{min-width:280px;margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:focus-visible{outline-offset:5px;outline:3px solid #164c9d}a:focus-visible{outline-offset:5px;outline:3px solid #164c9d}input:focus-visible{outline-offset:5px;outline:3px solid #164c9d}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.landing-page{--scene-unit:min(1vw, calc((100svh - 112px) * .0137538));width:min(100%,137.538svh - 154.042px);min-height:100svh;margin-inline-start:auto;margin-inline-end:auto;position:relative}.site-header{z-index:2;top:calc(1.4 * var(--scene-unit));justify-content:space-between;align-items:center;display:flex;position:absolute;left:9.7%;right:8.3%}.brand{align-items:center;gap:calc(1.1 * var(--scene-unit));color:#061d4c;text-decoration:none;display:inline-flex}.brand img{width:calc(6 * var(--scene-unit));height:calc(6 * var(--scene-unit));border-radius:calc(1.4 * var(--scene-unit))}.brand span{font-size:calc(3.1 * var(--scene-unit));letter-spacing:-.07em;font-weight:900}.header-download{align-items:center;gap:calc(.8 * var(--scene-unit));font-size:calc(1.7 * var(--scene-unit));color:inherit;background:0 0;border:0;padding:12px 0 12px 16px;font-weight:600;text-decoration:none;display:inline-flex}.header-download svg{font-size:calc(2 * var(--scene-unit))}.header-download:hover{color:#1d57a8}.hero{aspect-ratio:1374/999;background:#dcefff;position:relative}.hero-art{position:absolute;top:0;bottom:0;left:0;right:0}.hero-art img{object-fit:fill;width:100%;height:100%;display:block}.hero-content{display:contents}.download-section{text-align:center;width:27.8%;position:absolute;top:56.1%;left:8.3%}.download-button{aspect-ratio:3.7;justify-content:center;align-items:center;gap:calc(1.6 * var(--scene-unit));width:100%;padding:calc(1.2 * var(--scene-unit)) calc(2.6 * var(--scene-unit));color:#3e2108;font-size:max(16px, calc(2.1 * var(--scene-unit)));background-color:#0000;background-position:50%;background-repeat:no-repeat;background-size:104% 140%;border:0;border-radius:999px;font-weight:800;transition:transform .18s,filter .18s;display:flex}.download-button>svg{font-size:calc(2.8 * var(--scene-unit));flex-shrink:0}.download-button>span{white-space:nowrap}.download-button .button-download-icon{font-size:calc(2.1 * var(--scene-unit));margin-left:auto}.download-button:hover{filter:brightness(1.05);transform:translateY(-2px)}.download-button:active{transform:translateY(0)}.secondary-download{margin-top:max(10px, calc(.8 * var(--scene-unit)));color:#fff;background:#143c77;box-shadow:0 4px 12px #143c7726}.platform-label{flex-direction:column;align-items:center;gap:2px;display:flex}.platform-label small{font-size:max(11px, calc(.85 * var(--scene-unit)));color:#e0eaff;font-weight:400}.install-help-link{align-items:center;gap:calc(.65 * var(--scene-unit));margin-top:calc(.6 * var(--scene-unit));color:#194a94;font-size:max(14px, calc(1.6 * var(--scene-unit)));text-underline-offset:7px;background:#f5faffed;border:0;border-radius:999px;padding:7px 14px;text-decoration:underline;display:inline-flex}.install-help-link:hover{color:#07214d}.site-footer{color:#3e6199;text-align:center;background:#f5faff;height:112px;padding:0 8.3% 12px}.footer-features{border-bottom:1px solid #d2deef;justify-content:space-around;align-items:center;gap:18px;min-height:54px;display:flex}.footer-features>span{align-items:center;gap:calc(1.2 * var(--scene-unit));font-size:clamp(12px, calc(1.2 * var(--scene-unit)), 22px);white-space:nowrap;display:flex}.footer-features svg{font-size:clamp(19px, calc(2.1 * var(--scene-unit)), 35px)}.footer-brand{color:#738fba;letter-spacing:.12em;margin:8px 0 0;font-size:12px;line-height:1.2}.footer-brand>span{margin:0 12px}.copyright{color:#809ac1;margin:4px 0 0;font-size:11px;line-height:1.2}.download-dialog{color:#071936;width:min(440px,100% - 32px);max-height:calc(100vh - 32px);background:#fff;border:1px solid #d8e4f5;border-radius:24px;max-height:calc(100dvh - 32px);margin:auto;padding:38px 30px 28px;position:fixed;overflow-y:auto;box-shadow:0 24px 90px #09244a40}.download-dialog+.backdrop{-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#07193699}.download-dialog::backdrop{-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#07193699}.dialog-close{color:#52668a;background:0 0;border:0;border-radius:50%;width:44px;height:44px;font-size:22px;position:absolute;top:8px;right:8px}.dialog-close:hover{background:#edf4ff}.dialog-icon{width:54px;height:54px;color:var(--accent);background:#edf4ff;border-radius:16px;place-items:center;margin-bottom:24px;font-size:24px;display:grid}.dialog-eyebrow{letter-spacing:2px;color:#52668a;font-size:12px}.download-dialog h2{margin:12px 0;font-size:25px;line-height:1.5}.dialog-description{color:#425775;font-size:15px;line-height:1.85}.guide-steps{margin:24px 0;padding:0;list-style:none}.guide-steps li{align-items:flex-start;gap:16px;margin:18px 0;display:flex}.guide-steps li>span{color:var(--accent);padding-top:4px;font-size:13px}.guide-steps p{margin:0;font-size:16px;line-height:1.6}.guide-steps small{color:#52668a;margin-top:6px;font-size:12px;display:block}.copy-button{background:var(--accent);color:#fff;border:0;border-radius:12px;justify-content:center;align-items:center;gap:10px;width:100%;min-height:48px;font-weight:650;display:flex}.copy-button:hover{background:#05d}.copy-status{color:#52668a;text-align:center;font-size:12px;line-height:1.6}.share-url{color:#425775;background:#f4f9ff;border:1px solid #c6d6ec;border-radius:8px;width:100%;padding:10px;font-size:12px}.install-help p{color:#425775;margin:20px 0;font-size:14px;line-height:1.8}.install-help strong{color:#071936;display:block}.wechat-arrow{top:max(24px, env(safe-area-inset-top));color:#fff;pointer-events:none;font-size:38px;position:fixed;right:29px;transform:rotate(30deg)}@media (max-width:700px){.landing-page{--scene-unit:1vw;width:100%}.site-header{background:#f5faff;height:76px;padding:12px 20px;position:relative;top:auto;bottom:auto;left:auto;right:auto}.brand{gap:9px}.brand img{border-radius:11px;width:46px;height:46px}.brand span{font-size:25px}.header-download{gap:6px;padding:10px 0 10px 8px;font-size:13px}.header-download svg{font-size:18px}.hero{aspect-ratio:auto;background:#f5faff}.hero-art{aspect-ratio:1374/999;display:block;position:relative}.download-section{width:min(360px,100% - 40px);margin:18px auto 0;padding-bottom:14px;position:relative;top:auto;bottom:auto;left:auto;right:auto}.download-button{gap:20px;min-height:70px;max-height:90px;padding:16px 35px;font-size:25px}.download-button>svg{font-size:31px}.download-button .button-download-icon{font-size:24px}.install-help-link{gap:8px;margin-top:3px;font-size:16px}.site-footer{height:auto;padding:0 20px max(20px, env(safe-area-inset-bottom))}.footer-features{flex-wrap:wrap;gap:12px 20px;min-height:0;padding:15px 0}.footer-features>span{gap:8px;font-size:12px}.footer-features svg{font-size:19px}.footer-brand{letter-spacing:0;margin-top:12px;font-size:11px}.copyright{margin-top:7px;font-size:11px}}@media (min-width:701px) and (max-height:560px){.landing-page{--scene-unit:min(1vw, 6.2px);width:min(100%,620px)}}@media (max-width:360px){.site-header{height:68px;padding:10px 15px}.brand img{width:40px;height:40px}.brand span{font-size:22px}.header-download{font-size:12px}.download-button{gap:16px;padding-left:25px;padding-right:25px;font-size:22px}.download-dialog{padding:34px 22px 22px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}