:root{color-scheme:light;--ink:#17372d;--muted:#5d6e61;--green:#12644f;--line:#e8ede4;--paper:#f5f7f2;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}button,a,input{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #8cbd69;outline-offset:5px}[hidden]{display:none!important}.site-shell{max-width:1120px;min-height:100svh;margin:auto;padding:32px 48px 24px;display:flex;flex-direction:column}.site-header{display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:700;letter-spacing:.02em}.brand img{border-radius:11px}.header-label{color:var(--muted);font-size:13px}.main-layout{flex:1;display:grid;grid-template-columns:1.12fr 1fr;gap:65px;align-items:center;padding:64px 0 80px}.intro{padding-bottom:8px}.eyebrow{margin:0 0 24px;font-size:13px;letter-spacing:.12em;color:var(--green);display:flex;align-items:center;gap:9px}.eyebrow>span{width:7px;height:7px;border-radius:50%;background:#80a74d;box-shadow:0 0 0 5px #e7eddd}h1{font-size:clamp(36px,4.5vw,55px);line-height:1.34;letter-spacing:-.055em;margin:0;font-weight:750}.title-dot{color:#81a94e}.intro-copy{font-size:17px;line-height:1.85;color:var(--muted);margin:23px 0 44px}.mobile-break{display:none}.steps{display:flex;align-items:center;gap:11px;font-size:12px;white-space:nowrap}.steps b{font-size:11px;font-weight:500;color:#8b9c84;margin-right:5px;font-variant-numeric:tabular-nums}.step-line{width:17px;height:1px;background:#cfd9c7}.download-card{background:#fff;padding:34px;border:1px solid #e5eadd;border-radius:26px;box-shadow:0 20px 65px -30px #193b2629;position:relative}.download-card:before{content:"";position:absolute;width:90px;height:90px;border-radius:50%;background:#dcecc7;filter:blur(40px);z-index:-1;right:-20px;top:-15px}.card-heading{display:flex;gap:17px;align-items:center}.app-icon{width:66px;height:66px;border-radius:19px}.card-heading h2{margin:0 0 7px;font-size:23px;letter-spacing:-.02em;overflow-wrap:anywhere}.card-heading p{margin:0;color:var(--muted);font-size:12px;letter-spacing:.03em}.card-divider{height:1px;background:var(--line);margin:27px 0 24px}.choose-label{font-size:12px;color:var(--muted);margin:0 0 14px}.download-buttons{display:flex;flex-direction:column;gap:12px}.download-button{min-height:70px;display:flex;align-items:center;gap:14px;border-radius:13px;padding:13px 20px;transition:background .18s,transform .18s}.download-button:hover{transform:translateY(-2px)}.download-button>svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}.download-button>span{display:flex;flex-direction:column;gap:3px}.download-button strong{font-size:16px;letter-spacing:.02em}.download-button small{font-size:10px;opacity:.65;letter-spacing:.03em}.android-button{background:var(--green);color:#fff}.android-button:hover{background:#0d5341}.ios-button{background:#f3f5f0;color:var(--ink);border:1px solid #e8ece4}.ios-button:hover{background:#e9eee4}.download-button>.apple-mark{fill:currentColor;stroke:none}.download-button>.download-arrow{margin-left:auto;width:20px;height:20px;opacity:.8}.download-note{text-align:center;color:#65745e;font-size:11px;margin:18px 0 23px}.help-button{display:block;border:0;border-top:1px solid var(--line);background:none;color:var(--muted);width:100%;padding:19px 0 0;font-size:11px}.help-button span{margin-left:8px;font-size:14px;color:var(--green)}.site-footer{display:flex;gap:10px;justify-content:center;font-size:11px;color:#65745e}.footer-dot{opacity:.5}.guide-overlay{position:fixed;z-index:20;inset:0;background:#102c25ce;backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;padding:130px 22px 28px;overflow-y:auto;overscroll-behavior:contain}.guide-dialog{position:relative;background:#fff;border-radius:25px;width:min(100%,380px);padding:28px 27px 22px;box-shadow:0 24px 90px #071e2a40;text-align:center;flex:none;margin:auto}.dialog-close{position:absolute;right:12px;top:10px;width:38px;height:38px;border:0;background:transparent;color:#6b7b70;font-size:29px;font-weight:300;line-height:1}.guide-symbol{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:17px;background:#eff5e7;color:var(--green);margin:0 auto 18px}.guide-symbol svg{width:36px;height:36px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linejoin:round}.dialog-kicker{margin:0 0 8px;font-size:11px;letter-spacing:.14em;color:#65745e}.guide-dialog h2{margin:0;font-size:23px;line-height:1.4}.guide-description{font-size:13px;line-height:1.8;color:var(--muted);margin:13px 0 22px}.primary-action{display:flex;justify-content:center;align-items:center;gap:9px;background:var(--green);color:white;width:100%;min-height:49px;border-radius:11px;font-size:15px;font-weight:600}.primary-action:hover{background:#0d5341}.secondary-action{margin-top:11px;min-height:46px;width:100%;background:#f4f6f0;border:1px solid #e6ecdf;border-radius:11px;color:#476044;font-size:13px}.dialog-note{font-size:11px;color:#65745e;line-height:1.6;margin:15px 0 0}.menu-hint{position:absolute;right:max(20px,env(safe-area-inset-right));top:max(8px,env(safe-area-inset-top));color:white;display:flex;flex-direction:column;align-items:center;pointer-events:none}.menu-hint svg{width:67px;height:92px;align-self:flex-end;transform:rotate(9deg)}.menu-hint span{font-size:13px;margin-top:-8px;margin-right:20px;letter-spacing:.02em}.guide-steps{list-style:none;padding:15px 17px;margin:0 0 20px;background:#f7f9f4;border-radius:12px;text-align:left}.guide-steps li{display:flex;align-items:center;gap:10px;font-size:12px;line-height:1.8;color:#62715b}.guide-steps li+li{margin-top:12px}.guide-steps b{display:grid;place-items:center;width:21px;height:21px;border-radius:50%;background:#e7efde;color:#557543;font-size:10px;font-weight:600;flex:none}.guide-steps strong{color:#2a4a39;font-weight:600}.browser-feedback{margin:15px 0 0;font-size:12px;line-height:1.8;text-align:left;color:#526d46;background:#f3f7ed;border-radius:9px;padding:11px 13px}.manual-copy{margin-top:15px;text-align:left}.manual-copy label{display:block;color:var(--muted);font-size:11px;margin-bottom:8px;line-height:1.6}.manual-copy input{width:100%;font:12px monospace;padding:12px 10px;border:1px solid #cdd9c4;border-radius:8px;background:#fbfcf9;color:#294d38}.toast{position:fixed;z-index:50;left:50%;bottom:max(32px,env(safe-area-inset-bottom));transform:translateX(-50%);max-width:calc(100% - 40px);width:max-content;border-radius:11px;background:#153a30;color:white;padding:13px 18px;font-size:13px;box-shadow:0 8px 30px #153a3033;line-height:1.6}.noscript-note{text-align:center;font-size:13px;background:#fff5d5;padding:16px;line-height:1.8}
@media(min-width:1100px){.main-layout{padding-top:90px;padding-bottom:110px}}
@media(max-width:760px){.site-shell{padding:23px 25px 24px;max-width:500px}.brand{font-size:16px;gap:9px}.brand img{width:32px;height:32px}.header-label{font-size:11px}.main-layout{display:flex;flex-direction:column;align-items:stretch;gap:30px;padding:43px 0 33px}.intro{padding:0 3px}.eyebrow{font-size:11px;margin-bottom:18px;letter-spacing:.08em}h1{font-size:42px;line-height:1.3}.intro-copy{font-size:14px;margin:18px 0 23px;line-height:1.8}.mobile-break{display:none}.steps{font-size:11px;gap:11px}.steps b{font-size:10px}.download-card{padding:26px;border-radius:22px}.app-icon{width:57px;height:57px}.card-heading{gap:14px}.card-heading h2{font-size:21px}.card-heading p{font-size:11px}.card-divider{margin:22px 0 20px}.download-button{min-height:65px;padding:12px 18px}.download-note{margin:16px 0 18px}.help-button{padding-top:16px}.site-footer{font-size:10px;margin-top:auto}.guide-dialog{padding:28px 24px 22px}.guide-overlay{padding-top:130px;padding-bottom:max(25px,env(safe-area-inset-bottom))}}
@media(max-width:350px){.site-shell{padding-left:18px;padding-right:18px}h1{font-size:37px}.main-layout{padding-top:34px;gap:25px}.download-card{padding:22px}.steps{gap:8px}.step-line{width:12px}.guide-dialog{padding-left:20px;padding-right:20px}.guide-dialog h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}