:root{--ink:#2b241d;--muted:#756b61;--paper:#faf7f1;--orange:#d96a32;--rust:#8c3f20;--sand:#eadcc7;--dark:#33261f;--line:#e0d6c8}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}body{margin:0;font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;background:var(--paper);color:var(--ink);line-height:1.82;overflow-x:hidden}body.menu-open{overflow:hidden}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}button{font:inherit;color:inherit}p,h1,h2,h3,figure{margin-top:0}.wrap{width:min(calc(100% - 44px),1180px);margin:auto}.skip{position:fixed;left:12px;top:10px;z-index:9999;padding:8px 12px;background:var(--orange);color:#fff;transform:translateY(-160%)}.skip:focus{transform:none}.header{position:sticky;top:0;z-index:1000;height:70px;background:rgba(250,247,241,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{width:min(calc(100% - 44px),1320px);height:100%;margin:auto;display:grid;grid-template-columns:auto 1fr auto;gap:26px;align-items:center}.brand img,.footer img{height:38px;width:auto;max-width:176px}.desktop-nav{display:flex;justify-content:center;gap:24px}.desktop-nav a{font-size:13px;font-weight:800;color:#6e655d}.header-cta{min-height:42px;padding:0 17px;display:flex;align-items:center;background:var(--rust);color:#fff;font-size:13px;font-weight:900}.menu-toggle,.mobile-menu{display:none}.label{margin:0 0 10px;color:var(--orange);font-size:10px;font-weight:900;letter-spacing:.15em}.hero{padding:48px 0 62px;background:linear-gradient(90deg,#fbf8f1 0 58%,#f1e4d5 58%)}.hero-shell{width:min(calc(100% - 44px),1180px);margin:auto;min-height:560px;display:grid;grid-template-columns:.78fr 1.22fr;gap:70px;align-items:center}.hero h1{margin:0 0 18px;font-size:clamp(48px,5.8vw,76px);line-height:1;letter-spacing:-.055em}.lead{color:var(--muted);font-size:16px}.primary{display:inline-flex;min-height:50px;padding:0 20px;align-items:center;background:var(--rust);color:#fff;font-size:13px;font-weight:900}.tip{margin-top:16px;color:#87776a;font-size:12px}.file-card{padding:24px;background:var(--dark);color:#fff;box-shadow:0 28px 60px rgba(70,52,40,.12)}.file-head{display:flex;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1);font-size:9px;color:#c9b9aa}.file-head b{color:#ffd3b3}.apk-icon{width:140px;height:140px;margin:36px auto 28px;display:grid;place-items:center;border-radius:24px;background:var(--orange);font-size:30px;font-weight:900}.meta{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.1);border-left:1px solid rgba(255,255,255,.1)}.meta span{padding:12px;border-right:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1);font-size:10px;color:#c7b8ab}.file-card>a{margin-top:18px;min-height:48px;display:flex;align-items:center;justify-content:center;background:#fff0e2;color:#5a2e1f;font-size:12px;font-weight:900}.images,.install,.after,.faq{padding:84px 0;background:#fff}.heading{max-width:820px;margin-bottom:28px}.heading h2,.file h2,.install h2,.faq h2,.final h2{margin:3px 0 10px;font-size:clamp(30px,3.8vw,46px);line-height:1.17;letter-spacing:-.035em}.heading>p:last-child,.file header p:last-child,.install p,.faq-intro p:last-of-type{color:var(--muted)}.strip{display:grid;grid-template-columns:1fr 1.1fr .9fr;gap:12px}.strip figure{margin:0}.strip img{width:100%;height:290px;padding:12px;object-fit:contain;background:#f4ece1;border:1px solid var(--line)}.strip figure:nth-child(2) img{height:340px}.strip figcaption{padding-top:9px;color:#74695f;font-size:11px}.file{padding:90px 0;background:#f4ede3}.file-shell{width:min(calc(100% - 44px),1160px);margin:auto;display:grid;grid-template-columns:210px 1fr;gap:56px}.file aside{position:sticky;top:92px;align-self:start;padding:18px;border-left:3px solid var(--orange);background:#eee2d3}.file aside p{margin:0 0 12px;color:#8d7867;font-size:9px;font-weight:900}.file aside a{display:block;padding:9px 0;border-bottom:1px solid #ddcdbb;font-size:12px;font-weight:800}.file article header{padding-bottom:24px;border-bottom:1px solid #ddcdbb}.file article>section{padding:28px 0;display:grid;grid-template-columns:52px 1fr;border-bottom:1px solid #ddcdbb}.file article>section>b{color:var(--orange);font-size:10px}.file h3{margin:0 0 5px;font-size:18px}.file section p{margin:0;color:#6c635b}.file section a,.file-cta,.install a,.after-cta{display:inline-flex;margin-top:10px;color:var(--rust);font-size:12px;font-weight:900}.install{background:#fff8ef}.install-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center}.install figure{margin:0;padding:18px;background:var(--dark)}.install figure img{width:100%;height:420px;object-fit:contain}.install figcaption{padding-top:9px;color:#c4b7aa;font-size:11px}.after-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:12px}.after-grid figure{margin:0;padding:14px;background:var(--dark)}.after-grid img{width:100%;height:300px;object-fit:contain}.after-grid figure:first-child img{height:390px}.after-grid figcaption{padding-top:9px;color:#c3b6a9;font-size:11px}.faq{background:#faf5ed}.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:66px;align-items:start}.faq-intro{position:sticky;top:92px}.faq-intro img{margin-top:20px;padding:15px;max-height:180px;object-fit:contain;background:var(--dark)}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-item h3{margin:0}.faq-item button{width:100%;min-height:76px;padding:17px 0;display:grid;grid-template-columns:1fr 28px;gap:12px;align-items:center;text-align:left;border:0;background:transparent;cursor:pointer}.faq-item button span{font-size:15px;font-weight:800}.faq-item button i{position:relative;width:26px;height:26px;border:1px solid #bda994;border-radius:50%}.faq-item button i:before,.faq-item button i:after{content:"";position:absolute;left:50%;top:50%;background:var(--orange);transform:translate(-50%,-50%)}.faq-item button i:before{width:10px;height:1px}.faq-item button i:after{width:1px;height:10px}.faq-item button[aria-expanded=true] i:after{height:0}.faq-answer{padding:0 0 18px}.faq-answer p{margin:0;color:var(--muted);font-size:13px}.final{padding:66px 0;background:var(--dark);color:#f5eee8}.final-grid{display:grid;grid-template-columns:1fr auto;gap:45px;align-items:center}.final-grid>div>p{margin:0 0 5px;color:#c0b2a7;font-size:9px;font-weight:900}.final a{min-height:56px;padding:0 18px;display:flex;align-items:center;background:#ffe6d0;color:#5a2f20;font-size:12px;font-weight:900}.footer{background:#1e1713;color:#8e8177}.footer-inner,.footer-bottom{width:min(calc(100% - 44px),1160px);margin:auto}.footer-inner{padding:42px 0 30px;display:grid;grid-template-columns:1fr auto;gap:45px;border-bottom:1px solid rgba(255,255,255,.06)}.footer-inner p{margin:9px 0 0;color:#70645b;font-size:12px}.footer-inner>div:last-child{display:flex;gap:16px;flex-wrap:wrap}.footer-inner a{font-size:12px}.footer-bottom{min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:11px;color:#514840}.mobile-menu{position:fixed;left:0;right:0;top:70px;padding:16px 20px 20px;background:var(--paper);border-bottom:1px solid var(--line);z-index:999}.mobile-menu a{display:block;padding:8px 0;font-size:13px;font-weight:800}.mobile-cta{margin-top:7px!important;padding:10px!important;text-align:center;background:var(--rust);color:#fff!important}
@media(max-width:980px){.desktop-nav{display:none}.menu-toggle{width:40px;height:40px;padding:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);background:#fff}.menu-toggle span{width:18px;height:1px;background:#6e655d}.hero-shell,.install-grid,.faq-grid{grid-template-columns:1fr}.file-shell{grid-template-columns:1fr}.file aside,.faq-intro{position:static}.after-grid{grid-template-columns:1fr 1fr}.after-grid figure:first-child{grid-column:1/-1}.final-grid,.footer-inner{grid-template-columns:1fr}}
@media(max-width:720px){.strip{grid-template-columns:1fr}.after-grid{grid-template-columns:1fr}.after-grid figure:first-child{grid-column:auto}.meta{grid-template-columns:1fr}}
@media(max-width:560px){html{scroll-padding-top:68px}.wrap,.hero-shell,.file-shell,.header-inner,.footer-inner,.footer-bottom{width:min(calc(100% - 36px),1160px)}.header{height:64px}.mobile-menu{top:64px}.header-cta{display:none}.brand img,.footer img{height:33px}.hero{padding:38px 0 50px}.hero h1{font-size:42px}.images,.file,.install,.after,.faq{padding:68px 0}.strip img,.strip figure:nth-child(2) img{height:250px}.install figure img{height:300px}.after-grid img,.after-grid figure:first-child img{height:280px}.footer-bottom{padding:14px 0;flex-direction:column;align-items:flex-start;gap:4px}}