:root{--bg:#f6f7f4;--ink:#14221b;--muted:#657169;--line:#dfe5df;--green:#0d6b4c;--green-dark:#095b40;--soft:#eef3ed;--white:#fff;--gold:#f2c978}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(1120px,calc(100% - 40px));margin:auto}.header{position:relative;z-index:10;border-bottom:1px solid var(--line);background:rgba(246,247,244,.92);backdrop-filter:blur(14px)}.header-in{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-weight:700}.brand-mark{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;background:var(--green);color:#fff;box-shadow:0 3px 10px rgba(13,107,76,.18);font-size:20px}.nav{display:flex;gap:2px;color:#526158;font-size:14px}.nav a{padding:9px 10px;border-radius:9px}.nav a:hover,.nav a:focus-visible{background:#fff;color:var(--green);outline:none}.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--soft)}.hero:before{content:"";position:absolute;inset:0;opacity:.45;background-image:linear-gradient(rgba(13,107,76,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(13,107,76,.07) 1px,transparent 1px);background-size:28px 28px}.hero-in{position:relative;display:grid;gap:48px;padding-top:72px;padding-bottom:72px}.eyebrow{display:inline-flex;align-items:center;gap:7px;border:1px solid #c8d8ce;border-radius:999px;background:rgba(255,255,255,.82);padding:7px 12px;color:var(--green);font-size:14px;font-weight:600;box-shadow:0 2px 8px rgba(25,57,42,.05)}h1{margin:23px 0 0;max-width:720px;font-size:clamp(38px,7vw,62px);line-height:1.12;letter-spacing:-.04em}.hero h1 span{color:var(--green)}.lead{max-width:650px;margin:22px 0 0;color:#536159;font-size:18px;line-height:1.8}.actions{display:flex;align-items:center;gap:14px;margin-top:30px}.download-button{display:inline-flex;min-height:52px;align-items:center;justify-content:center;gap:9px;border:0;border-radius:13px;background:var(--green);padding:0 27px;color:#fff;font-size:16px;font-weight:650;cursor:pointer;box-shadow:0 10px 25px rgba(13,107,76,.16);transition:.2s}.download-button:hover{background:var(--green-dark);transform:translateY(-1px)}.download-button:focus-visible{outline:3px solid rgba(13,107,76,.25);outline-offset:3px}.platform-note{color:#6a776f;font-size:14px}.notice{display:none;width:max-content;max-width:100%;margin:14px 0 0;border-radius:9px;background:#fff5da;padding:9px 12px;color:#795715;font-size:14px}.notice.show{display:block}.qr-card{display:none}.features{padding:58px 0 70px}.feature-grid{display:grid;gap:15px}.feature{border:1px solid var(--line);border-radius:18px;background:#fff;padding:25px;box-shadow:0 8px 30px rgba(25,57,42,.04)}.feature-icon{width:43px;height:43px;display:grid;place-items:center;border-radius:13px;background:#eaf3ee;color:var(--green);font-size:21px}.feature h2{margin:18px 0 7px;font-size:18px}.feature p{margin:0;color:var(--muted);font-size:14px;line-height:1.9}.safe-line{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 28px;margin-top:28px;color:var(--muted);font-size:14px}.safe-line a:hover{color:var(--green)}.footer{border-top:1px solid var(--line);background:rgba(255,255,255,.65)}.footer-in{display:flex;flex-direction:column;gap:15px;padding-top:28px;padding-bottom:28px;color:#69766e;font-size:14px}.footer p{margin:0}.footer-links{display:flex;flex-wrap:wrap;gap:12px 22px}.footer a:hover{color:var(--green)}.browser-mask{display:none;position:fixed;z-index:100;inset:0;background:rgba(13,23,18,.97);padding:88px 26px 30px;color:#fff}.browser-mask.show{display:block}.mask-arrow{position:absolute;right:24px;top:12px;font-size:52px}.mask-card{max-width:390px;margin:auto;text-align:center}.mask-icon{width:66px;height:66px;display:grid;place-items:center;margin:0 auto 24px;border-radius:18px;background:rgba(255,255,255,.1);font-size:28px}.mask-card h2{font-size:24px}.mask-card>p{color:rgba(255,255,255,.75);line-height:1.8}.mask-steps{margin-top:27px;border:1px solid rgba(255,255,255,.15);border-radius:13px;background:rgba(255,255,255,.07);padding:16px;text-align:left;font-size:14px;line-height:1.9;color:rgba(255,255,255,.82)}.legal-head,.support-head{border-bottom:1px solid var(--line);background:var(--soft)}.legal-head .narrow,.support-head .narrow{padding-top:48px;padding-bottom:42px}.narrow{width:min(760px,calc(100% - 40px));margin:auto}.kicker{margin:0 0 12px;color:var(--green);font-size:14px;font-weight:600}.page-title{margin:0;font-size:clamp(32px,6vw,43px);letter-spacing:-.03em}.page-intro{margin:15px 0 0;color:var(--muted);line-height:1.8}.updated{margin:13px 0 0;color:#879189;font-size:13px}.legal-body{padding-top:40px;padding-bottom:58px;color:#46544b;font-size:15px;line-height:2}.legal-body section+section{margin-top:30px}.legal-body h2{margin:0 0 10px;color:var(--ink);font-size:20px}.legal-body p{margin:0}.legal-body ul{margin:8px 0;padding-left:22px}.legal-body a{color:var(--green);text-decoration:underline;text-underline-offset:4px}.support-head{text-align:center}.support-symbol{width:58px;height:58px;display:grid;place-items:center;margin:0 auto 20px;border-radius:17px;background:var(--green);color:#fff;font-size:26px}.support-body{padding-top:44px;padding-bottom:58px}.support-body>h2{font-size:24px}.faq-list{margin-top:20px;border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}.faq-list details+details{border-top:1px solid #e1e6e2}.faq-list details{padding:0 20px}.faq-list summary{display:flex;justify-content:space-between;gap:14px;padding:20px 0;cursor:pointer;font-weight:600;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"›";color:#7b877f;font-size:23px;transition:.2s}.faq-list details[open] summary:after{transform:rotate(90deg)}.faq-list p{margin:0;padding:0 26px 20px 0;color:#637067;font-size:14px;line-height:1.9}.contact{margin-top:38px;border-radius:18px;background:#153d2e;padding:25px;color:#fff}.contact small{color:#b8d4c6}.contact h2{margin:8px 0;font-size:24px}.contact p{margin:0;color:rgba(255,255,255,.7);font-size:14px}.contact a{display:inline-flex;min-height:48px;align-items:center;margin-top:22px;border-radius:12px;background:#fff;padding:0 18px;color:#153d2e;font-weight:650}.support-tip{text-align:center;color:#839087;font-size:12px;line-height:1.8}.redirect{min-height:100vh;display:grid;place-items:center;text-align:center;padding:30px}.redirect a{color:var(--green);text-decoration:underline}
@media(min-width:700px){.feature-grid{grid-template-columns:repeat(3,1fr)}.footer-in{flex-direction:row;align-items:center;justify-content:space-between}.contact{display:flex;align-items:center;justify-content:space-between}.contact a{margin-top:0}.legal-head .narrow,.support-head .narrow{padding-top:64px;padding-bottom:54px}}
@media(min-width:960px){.hero-in{grid-template-columns:1.08fr .72fr;align-items:center;padding-top:84px;padding-bottom:84px}.qr-card{display:block;width:330px;justify-self:end;border:1px solid #d8e1da;border-radius:30px;background:#fff;padding:26px;box-shadow:0 24px 70px rgba(25,57,42,.12)}.qr-top{display:flex;align-items:center;justify-content:space-between}.qr-top strong{display:block}.qr-top span{display:block;margin-top:4px;color:#758078;font-size:13px}.qr-image{display:block;width:100%;aspect-ratio:1;margin-top:20px;border:1px solid #e2e8e3;border-radius:15px;padding:10px}.qr-card>p{text-align:center;margin:13px 0 0;color:#859088;font-size:12px}}
@media(max-width:520px){.wrap,.narrow{width:min(100% - 32px,1120px)}.header-in{height:auto;min-height:62px;gap:10px}.brand span:last-child{display:none}.nav{flex:1;justify-content:flex-end}.nav a{padding:9px 7px}.hero-in{padding-top:50px;padding-bottom:52px}.actions{align-items:stretch;flex-direction:column}.download-button{width:100%}.features{padding:44px 0 52px}}