:root{color-scheme:light;--paper:#f1f5fa;--ink:#173e68;--muted:#607184;--line:#dce4ee;--accent:#174e87;--soft:#e8f0f9;--sun:#f5cf32}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.75 'Segoe UI',Arial,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{display:block;max-width:100%;height:auto}figure{margin:0}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid #e5ac00;outline-offset:4px}.skip{position:fixed;top:-100px;z-index:100;background:white;color:#163753;padding:10px}.skip:focus{top:5px}.wrap{width:calc(100% - 64px);max-width:1040px;margin-inline:auto}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:28px;letter-spacing:-1px;white-space:nowrap}.brand img{width:44px;height:44px;border-radius:10px}.d-page{margin:0}.topbar{position:sticky;top:0;z-index:30;background:#173e68;color:white;border-bottom:1px solid #173e68}.bar-inner{height:74px;max-width:1180px;margin:auto;padding-inline:32px;display:flex;align-items:center;gap:30px}.topbar .brand{display:inline-flex;margin-right:auto}.topbar nav{display:flex;gap:26px;font-size:13px}.topbar nav a:hover{color:var(--sun)}.download{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;line-height:1.25;padding:14px 22px;background:var(--sun);border:1px solid var(--sun);border-radius:9px;color:#163753;font-size:14px;font-weight:700;transition:filter .15s,transform .15s}.download:hover{filter:brightness(.95);transform:translateY(-1px)}.topbar .download{min-height:40px;padding:11px 15px;font-size:12px}.download-short{display:none}.mobile-menu{display:none}.progress{position:absolute;bottom:-1px;left:0;width:100%;height:2px;background:var(--sun);transform:scaleX(var(--progress-scale,0));transform-origin:left}.d-identity{display:flex;align-items:center;gap:24px;margin:38px 0 30px}.d-identity>img{width:100px;height:100px;border-radius:23px}.kicker{font:600 10px/1.5 Arial,sans-serif;letter-spacing:1.5px;color:var(--accent)}h1{margin:8px 0 0;font-size:35px;line-height:1.15;letter-spacing:-1px;max-width:850px}.d-main{width:100%;max-width:900px}.spec-row{display:grid;grid-template-columns:.7fr .8fr 1.6fr .6fr;gap:18px;align-items:center;min-width:0}.spec-row .spec{border-right:1px solid var(--line);padding-right:18px}.spec-row .spec:last-child{border:0;padding-right:0}.spec span,.spec strong{display:block}.spec span{color:var(--muted);font-size:11px}.spec strong{font-size:13px;line-height:1.5;color:var(--ink)}.d-cover{border-radius:14px;overflow:hidden}.image-zoom{display:block;cursor:zoom-in}.image-zoom img{width:100%}.d-intro{padding:30px 5px 0;font-size:16px;line-height:1.8}p{margin:0 0 22px}article{color:#35495e}article,article section,.section-body,.d-main{min-width:0}article section{border:1px solid var(--line);background:white;border-radius:14px;padding:30px;margin-top:24px;scroll-margin-top:16px}h2{margin:0 0 24px;font-size:25px;line-height:1.25;letter-spacing:-.5px;color:var(--ink)}h3{margin:30px 0 15px;font-size:20px;line-height:1.4;color:var(--ink)}article figure{margin:26px 0 30px;border-radius:10px;overflow:hidden}ul{padding-left:22px}li{padding-block:5px}.table-wrap{overflow:auto;max-width:100%;border:1px solid var(--line);margin:28px 0;border-radius:8px}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px;line-height:1.6}th,td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--ink);background:var(--soft)}tbody th{width:40%}tr:last-child>*{border-bottom:0}.diagnostic{min-width:590px}.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:28px}.pros-cons>div{min-width:0;padding:24px;border:1px solid #cddff0;border-top:3px solid var(--accent);border-radius:12px;background:#edf4fc}.pros-cons>div:nth-child(2){border-color:#eadba6;border-top-color:var(--sun);background:#fff8df}.pros-cons h3{margin:0 0 16px}.pros-cons>div:nth-child(2) h3{color:#715717}.pros-cons ul{font-size:15px;margin:0;padding-left:20px}.pros-cons li+li{margin-top:8px}.toc{border:1px solid var(--line);border-radius:10px;margin-top:12px;padding-inline:20px;background:white}.toc summary{padding:19px 0;cursor:pointer;font-size:14px;list-style:none;font-weight:700}.toc summary::-webkit-details-marker{display:none}.toc summary span{float:right;color:var(--accent)}.toc nav{padding:0 0 20px;display:block;max-height:400px;overflow:auto;scrollbar-width:thin}.toc a{display:block;padding:8px 12px;border-left:2px solid transparent;font-size:13px;line-height:1.5;color:var(--muted)}.toc a:hover,.toc a.active{background:var(--soft);color:var(--ink);border-color:var(--accent)}.faq details{border-bottom:1px solid var(--line)}.faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;padding:20px 0}.faq summary::-webkit-details-marker{display:none}.faq summary h3{margin:0;font-size:18px}.faq summary span{font-size:25px;color:var(--accent)}.faq details[open] summary span{transform:rotate(45deg)}.faq p{font-size:15px;padding-bottom:14px}footer{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:30px;border-top:1px solid var(--line);padding-block:36px;margin-top:50px!important;font-size:12px;color:var(--muted)}.footer-brand{flex-shrink:0;display:grid;gap:12px}.footer-brand .brand{font-size:28px}.footer-brand>span{font-size:11px}footer nav{display:flex;gap:12px 24px;flex-wrap:wrap;max-width:560px;justify-content:flex-end}footer nav a:hover{text-decoration:underline;color:var(--accent)}.back-top{position:fixed;bottom:18px;right:18px;z-index:10;border:1px solid var(--line);background:white;color:var(--accent);height:40px;width:40px;border-radius:50%;display:grid;place-items:center;font-size:24px;box-shadow:0 2px 12px #173e6810}.breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:25px}.breadcrumb a{color:var(--accent)}.legal-hero{padding:30px 0}.legal-hero h1{font-size:40px;line-height:1.15;max-width:900px}.legal-layout{display:grid;grid-template-columns:225px minmax(0,820px);gap:34px;align-items:start}.legal-layout>aside{position:sticky;top:94px}.legal-toc{margin:0;padding-inline:14px}.legal-toc nav{max-height:calc(100vh - 220px)}.legal-intro{padding:30px;border:1px solid var(--line);border-top:4px solid var(--sun);background:white;border-radius:14px;font-size:17px}.legal-intro p:last-child{margin-bottom:0}.legal-page article section{margin-top:20px}.legal-page h2{font-size:23px}.review-date{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:25px}.inline-link,.email-link{color:var(--accent);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.lightbox{width:min(1400px,96vw);max-width:96vw;max-height:96dvh;border:1px solid #384c62;border-radius:12px;padding:15px;background:#102234;color:white;overflow:auto}.lightbox::backdrop{background:#07121ee8}.lightbox-bar{display:flex;justify-content:space-between;align-items:center;padding:0 8px 10px;font-size:13px}.lightbox button{display:grid;place-items:center;color:white;background:#213a51;border:1px solid #456079;border-radius:7px;min-height:44px;min-width:44px;font-size:28px}.lightbox button:hover{background:#31516c}.lightbox-stage{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;gap:14px;align-items:center}.lightbox figure img{width:100%;height:auto;max-height:73dvh;object-fit:contain}.lightbox figcaption{text-align:center;font-size:12px;color:#d7e0e9;padding-top:12px}.image-error{font-size:14px;margin:12px;text-align:center}.image-error button{display:inline-block;font-size:14px;padding:8px 15px}.image-error[hidden]{display:none}@media(max-width:1150px){.wrap{width:calc(100% - 44px)}h1{font-size:32px}.bar-inner{gap:20px}.topbar nav{gap:18px}.legal-layout{grid-template-columns:190px minmax(0,1fr);gap:24px}.legal-layout article section{padding:26px}.legal-hero h1{font-size:35px}}@media(max-width:900px){.topbar .brand{display:inline-flex}.topbar .bar-inner>nav{display:none}.topbar .download{margin-left:auto}.mobile-menu{display:block;position:relative}.mobile-menu summary{list-style:none;cursor:pointer;display:grid;place-items:center;width:36px;height:38px;border:1px solid #6685a5;border-radius:7px}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu nav{position:absolute;top:49px;right:0;display:grid;gap:0;width:235px;padding:8px;background:white;color:var(--ink);box-shadow:0 9px 30px #102e4f30;border:1px solid var(--line);border-radius:9px}.mobile-menu nav a{padding:12px 14px}.mobile-menu nav a:hover{background:var(--soft);color:var(--accent)}.d-identity{margin-top:30px}.spec-row{gap:12px}.spec-row .spec{padding-right:12px}.legal-layout{grid-template-columns:minmax(0,1fr)}.legal-layout>aside{position:static}.legal-toc nav{max-height:40vh}.legal-hero{padding-bottom:24px}.legal-toc{margin-bottom:2px}}@media(max-width:650px){html{scroll-padding-top:84px}.wrap{width:calc(100% - 36px)}.bar-inner{height:65px;padding-inline:18px;gap:10px}.brand{font-size:25px;gap:8px}.brand img{width:36px;height:36px;border-radius:8px}.topbar .download{padding:10px 11px;font-size:11px;gap:6px;min-height:38px}.topbar .download svg{width:15px;height:15px}.download-long{display:none}.download-short{display:inline}.d-identity{gap:15px;margin:28px 0 24px;align-items:flex-start}.d-identity>img{width:64px;height:64px;border-radius:15px;margin-top:4px}h1{font-size:28px;line-height:1.15;margin-top:6px;letter-spacing:-.8px}.kicker{font-size:9px}.spec-row{grid-template-columns:1fr 1fr;gap:16px 20px}.spec-row .spec:nth-child(2){border:0}.spec-row .spec:nth-child(3){padding-left:0}.spec-row .spec strong{font-size:13px}.d-intro{padding-top:26px}article section{padding:23px;margin-top:20px}h2{font-size:25px}.toc{padding-inline:16px}.toc nav{max-height:50vh}.table-wrap th,.table-wrap td{padding:12px;font-size:13px}.pros-cons{grid-template-columns:1fr;gap:12px}.faq summary h3{font-size:17px}.faq summary{padding-block:18px}footer{display:block;padding-block:28px}.footer-brand{margin-bottom:25px}footer nav{justify-content:flex-start;gap:12px 20px}.legal-hero h1{font-size:31px}.legal-hero{padding:25px 0}.legal-intro{padding:24px;font-size:16px}.legal-layout article section{padding:24px}.legal-page h2{font-size:23px}.breadcrumb{font-size:11px;margin-top:20px}.lightbox{padding:10px;max-width:98vw;width:98vw}.lightbox-stage{grid-template-columns:30px minmax(0,1fr) 30px;gap:5px}.lightbox-stage button{min-width:30px;min-height:42px}.lightbox figcaption{font-size:11px}.back-top{width:36px;height:36px;right:12px;bottom:12px}}@media(max-width:360px){.bar-inner{padding-inline:13px;gap:8px}.topbar .brand{font-size:22px;gap:7px}.topbar .brand img{width:32px;height:32px}.topbar .download{font-size:10px;padding-inline:10px;gap:5px}.mobile-menu summary{width:32px}h1{font-size:25px}.d-identity{gap:12px}.d-identity>img{width:50px;height:50px}.wrap{width:calc(100% - 28px)}.legal-hero h1{font-size:28px}.legal-intro,.legal-layout article section{padding:21px}.legal-page h2{font-size:22px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
/* Motion is decorative: readable content never waits for an observer or an animation. */
@keyframes welcome-shift{from{transform:translateY(7px)}to{transform:translateY(0)}}
@keyframes menu-drop{from{opacity:.65;transform:translateY(-7px)}to{opacity:1;transform:translateY(0)}}
@keyframes chapter-mark{0%,35%{box-shadow:0 0 0 3px #f5cf3266}100%{box-shadow:0 0 0 0 #f5cf3200}}
@keyframes dialog-arrive{from{opacity:.75;transform:translateY(8px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}
.d-identity,.legal-hero{animation:welcome-shift .45s ease-out}
.topbar{transition:box-shadow .2s ease,border-color .2s ease}.has-scrolled .topbar{box-shadow:0 7px 22px #173e6824;border-bottom-color:#42668c}
.download{position:relative;isolation:isolate;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}
.download::after{content:"";position:absolute;inset:-40% -20%;background:linear-gradient(105deg,transparent 38%,#fff7 50%,transparent 62%);transform:translateX(-110%);pointer-events:none;z-index:-1}
.download svg{transition:transform .2s ease}.download:active{transform:translateY(1px)}
.topbar nav a,.toc a{transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease}

.topbar .bar-inner>nav a{position:relative}.topbar .bar-inner>nav a::after{content:"";position:absolute;bottom:-8px;left:0;right:0;height:2px;background:var(--sun);transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.topbar .bar-inner>nav a:hover::after,.topbar .bar-inner>nav a:focus-visible::after{transform:scaleX(1)}
article section,.spec-row{transition:box-shadow .22s ease,border-color .22s ease}
article section:target{animation:chapter-mark .85s ease-out}
.image-zoom{transition:filter .2s ease,box-shadow .2s ease}.image-zoom:focus-visible{outline-offset:-4px}
.mobile-menu[open] nav{animation:menu-drop .18s ease-out;transform-origin:top right}
.mobile-menu summary svg{transition:transform .2s ease}.mobile-menu[open] summary svg{transform:rotate(90deg)}
.faq summary span,.toc summary span{display:inline-block;transition:transform .2s ease}.toc[open] summary span{transform:rotate(180deg)}
.faq details.is-collapsing summary span{transform:rotate(0)}
.back-top{background:conic-gradient(var(--sun) var(--reading-angle,0deg),var(--line) 0);border:0;isolation:isolate;transition:box-shadow .2s ease,transform .2s ease}
.back-top::before{content:"";position:absolute;inset:3px;border-radius:inherit;background:white;z-index:-1}
.lightbox[open]{animation:dialog-arrive .18s ease-out}.lightbox button{transition:background-color .15s ease,transform .15s ease}.lightbox button:active{transform:scale(.95)}
@media(hover:hover) and (pointer:fine){.download:hover{transform:translateY(-2px);box-shadow:0 6px 16px #d7ae2540}.download:hover::after{transform:translateX(110%);transition:transform .65s ease}.download:hover svg{transform:translateY(2px)}article section:hover,.spec-row:hover{border-color:#c4d2e3;box-shadow:0 7px 23px #173e6809}.image-zoom:hover{filter:brightness(1.035);box-shadow:inset 0 0 0 2px #f5cf32}.back-top:hover{transform:translateY(-3px);box-shadow:0 6px 16px #173e6826}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}.download:hover,.download:active,.download:hover svg,.back-top:hover,.lightbox button:active{transform:none}.download::after{display:none}}
/* APK product page: the download task leads; original guide follows unchanged. */
.apk-home{max-width:1140px;padding-top:28px}
.apk-hero{display:grid;grid-template-columns:1.1fr 1fr;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:white;box-shadow:0 12px 35px #173e6808}
.apk-product{padding:30px}
.apk-category{display:flex;align-items:center;gap:9px;font-size:10px;font-weight:700;letter-spacing:1.1px;color:var(--accent);line-height:1.4}
.apk-category>span:last-child{margin-left:auto;color:var(--muted);font-size:9px;letter-spacing:1px}
.android-mark{display:grid;place-items:center;color:var(--accent)}
.android-mark svg{width:19px;height:19px}
.apk-home .d-identity{gap:18px;margin:24px 0 26px;align-items:center}
.apk-home .d-identity>img{width:84px;height:84px;border-radius:20px;flex-shrink:0;box-shadow:0 5px 16px #40161224}
.apk-home .d-identity .kicker{display:none}
.apk-home h1{margin:0;letter-spacing:-.8px;line-height:1.16}
.apk-title-name{display:block;font-size:36px;font-weight:800}
.apk-title-detail{display:block;margin-top:9px;font-size:16px;font-weight:500;line-height:1.5;letter-spacing:0;color:var(--muted)}
.apk-home .spec-row{grid-template-columns:.7fr .8fr 1.5fr .65fr;gap:12px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.apk-home .spec-row .spec{padding-right:10px}
.apk-home .spec-row .spec:last-child{padding-right:0}
.apk-home .spec span{font-size:10px;margin-bottom:4px}
.apk-home .spec strong{font-size:12px;line-height:1.5}
.apk-home .spec-row:hover{box-shadow:none;border-color:var(--line)}
.apk-actions{display:flex;gap:12px;margin-top:24px;align-items:stretch}
.apk-actions .download{flex:1;min-height:55px;font-size:14px;padding:14px}
.apk-secondary{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 16px;border:1px solid var(--line);border-radius:9px;font-size:12px;font-weight:600;background:#f6f8fb;transition:background .2s}
.apk-secondary:hover{background:var(--soft)}
.apk-secondary svg{width:17px;height:17px}



.apk-showcase{background:#102b49;padding:30px 26px;display:flex;flex-direction:column;justify-content:center;min-width:0}
.apk-home .d-cover{border:1px solid #fff3;border-radius:11px;box-shadow:0 18px 40px #0003}
.apk-showcase-caption{display:flex;justify-content:space-between;gap:12px;align-items:center;padding-top:20px;color:#d1dfed;font-size:10px;line-height:1.5}
.apk-showcase-caption>span{letter-spacing:1.6px;font-weight:600}
.apk-showcase-caption>span>span{color:var(--sun);margin-inline:7px}
.apk-showcase-caption a{color:var(--sun);font-size:11px}
.apk-tabs{display:flex;gap:30px;padding:0 28px;margin-top:20px;overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:white;scrollbar-width:thin}
.apk-tabs a{flex-shrink:0;position:relative;padding:18px 0;font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}
.apk-tabs a:hover,.apk-tabs a.active{color:var(--accent)}
.apk-tabs a.active::after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--sun);border-radius:3px 3px 0 0}
.apk-shortcuts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:20px 0 30px}
.apk-shortcuts>a{display:flex;gap:14px;align-items:center;min-width:0;padding:20px;background:white;border:1px solid var(--line);border-radius:12px;transition:transform .2s,box-shadow .2s,border-color .2s}
.apk-shortcut-icon{width:44px;height:44px;display:grid;place-items:center;flex-shrink:0;border-radius:11px;background:var(--soft);color:var(--accent)}
.apk-shortcuts strong,.apk-shortcuts small{display:block}
.apk-shortcuts strong{font-size:14px;line-height:1.5}
.apk-shortcuts small{margin-top:3px;font-size:11px;color:var(--muted);line-height:1.5}
.apk-shortcut-arrow{margin-left:auto;align-self:flex-start;font-size:16px;color:var(--accent)}
.apk-home .d-main{max-width:980px;margin-inline:auto;scroll-margin-top:100px}
.apk-home .d-intro{padding:28px 32px 6px;border:1px solid var(--line);border-radius:12px;background:white;font-size:16px;line-height:1.85}
.apk-home article section{margin-top:20px;border-radius:12px;padding:32px}
.apk-home article section h2{font-size:26px;margin-bottom:22px}
.apk-home article figure{max-width:780px;margin-inline:auto}
.apk-home .toc{margin-top:20px;border-radius:12px}
@media(hover:hover) and (pointer:fine){.apk-shortcuts>a:hover{transform:translateY(-3px);border-color:#b7cbe0;box-shadow:0 8px 24px #173e6810}}
@media(max-width:1150px){.apk-product{padding:26px}.apk-title-name{font-size:32px}.apk-home .d-identity{gap:15px}.apk-home .d-identity>img{width:76px;height:76px;border-radius:18px}.apk-showcase{padding:26px 22px}.apk-shortcuts>a{padding:18px;gap:10px}.apk-shortcuts strong{font-size:13px}}
@media(max-width:800px){.apk-hero{grid-template-columns:1fr}.apk-product{padding:28px}.apk-title-name{font-size:36px}.apk-title-detail{font-size:17px}.apk-home .d-identity>img{width:88px;height:88px}.apk-showcase{padding:24px 28px}.apk-showcase .d-cover{max-width:560px;width:100%;margin:auto}.apk-showcase-caption{max-width:560px;width:100%;margin-inline:auto;padding-top:16px}.apk-shortcuts{gap:10px}.apk-shortcuts>a{padding:16px;flex-wrap:wrap}.apk-shortcut-arrow{display:none}.apk-shortcuts small{font-size:10px}}
@media(max-width:650px){.apk-home{padding-top:18px}.apk-hero{border-radius:14px}.apk-product{padding:22px}.apk-category{font-size:9px}.apk-category>span:last-child{font-size:8px}.apk-home .d-identity{margin:22px 0;gap:15px;align-items:center}.apk-home .d-identity>img{width:72px;height:72px;margin-top:0;border-radius:17px}.apk-title-name{font-size:29px;letter-spacing:-1px}.apk-title-detail{font-size:13px;margin-top:6px;line-height:1.6}.apk-home .spec-row{grid-template-columns:1fr 1fr;gap:14px 20px;padding-block:18px}.apk-home .spec span{font-size:11px}.apk-home .spec strong{font-size:13px}.apk-home .spec-row .spec{padding-right:6px}.apk-home .spec-row .spec:nth-child(2){border:0}.apk-home .spec-row .spec:last-child{border:0;padding:0}.apk-actions{flex-direction:column;margin-top:20px;gap:10px}.apk-actions .download{min-height:52px;font-size:14px}.apk-secondary{min-height:42px;font-size:12px}.apk-showcase{padding:20px}.apk-showcase-caption{font-size:8px;gap:8px;padding-top:14px}.apk-showcase-caption a{font-size:10px}.apk-tabs{gap:24px;padding-inline:20px;margin-top:14px;border-radius:10px}.apk-tabs a{padding-block:16px;font-size:12px}.apk-shortcuts{grid-template-columns:1fr;margin:14px 0 24px;gap:9px}.apk-shortcuts>a{padding:14px 16px;gap:14px;flex-wrap:nowrap}.apk-shortcut-icon{width:38px;height:38px;border-radius:9px}.apk-shortcut-icon svg{width:21px;height:21px}.apk-shortcuts strong{font-size:13px}.apk-shortcuts small{font-size:11px;margin-top:1px}.apk-shortcut-arrow{display:block;align-self:center}.apk-home .d-intro{padding:22px 22px 1px;font-size:16px}.apk-home article section{padding:24px}.apk-home article section h2{font-size:24px}.apk-home .toc{margin-top:16px}}
@media(max-width:360px){.apk-product{padding:18px}.apk-home .d-identity{gap:12px}.apk-home .d-identity>img{width:58px;height:58px;border-radius:14px}.apk-title-name{font-size:26px}.apk-title-detail{font-size:12px}.apk-category>span:last-child{font-size:7px}.apk-home .spec-row{grid-template-columns:1fr 1fr;gap:12px}.apk-home .spec-row .spec:nth-child(2){border:0}.apk-home .spec strong{font-size:12px}.apk-home .spec span{font-size:11px}.apk-home .d-intro{padding-inline:20px}.apk-home article section{padding:22px}}
@media(prefers-reduced-motion:reduce){.apk-shortcuts>a:hover{transform:none}}

@media(max-width:650px){.pros-cons>div{padding:20px}.pros-cons{gap:16px}}

.footer-copyright{flex-basis:100%;margin:0;padding-top:20px;border-top:1px solid var(--line);font-size:12px;line-height:1.7;color:var(--muted)}
@media(max-width:650px){.footer-copyright{margin-top:24px;padding-top:18px}}
.apk-security{margin-top:22px;padding:16px;background:#f5f8fc;border:1px solid var(--line);border-radius:11px}
.apk-security-title{margin:0 0 14px;text-align:center;font-size:12px;font-weight:700;line-height:1.5;color:var(--ink)}

.apk-security-tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;list-style:none;margin:0;padding:0}
.apk-security-tools li{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:0;min-width:0;border-right:1px solid var(--line)}
.apk-security-tools li:last-child{border:0}
.apk-security-tools img{width:32px;height:32px;object-fit:contain}
.apk-security-tools span{font-size:11px;line-height:1.5;color:var(--ink)}
@media(max-width:650px){.apk-security{margin-top:18px;padding:14px 10px}.apk-security-title{margin-bottom:13px}.apk-security-tools{gap:6px}.apk-security-tools img{width:30px;height:30px}.apk-security-tools span{font-size:10px}}
.apk-security-tools a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;width:100%;border-radius:7px;transition:background-color .18s ease}
.apk-security-tools a:hover{background:var(--soft)}
.apk-security-tools a:hover span{text-decoration:underline;text-underline-offset:3px}
/* Installation guide: the supplied instructions stay in their original order. */
.install-guide .install-intro{margin-bottom:24px}
.install-before{padding:22px 24px;border:1px solid #eadba6;border-left:4px solid var(--sun);border-radius:11px;background:#fff9e8}
.install-guide .install-before h3{margin:0 0 10px;font-size:19px;line-height:1.45}
.install-before p{margin:0;font-size:15px;line-height:1.8}
.install-guide .install-flow>h3{margin:28px 0 12px;font-size:21px;line-height:1.45}
.install-flow>p:not(.install-finish){font-size:15px;margin-bottom:18px}
.install-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;list-style:none;padding:0;margin:0}
.install-steps li{display:grid;grid-template-columns:38px minmax(0,1fr);align-items:start;gap:14px;padding:22px;border:1px solid #d4e1ef;border-radius:11px;background:#f5f8fc}
.install-number{width:38px;height:38px;display:grid;place-items:center;flex-shrink:0;border-radius:11px;background:var(--accent);color:white;font-size:18px;font-weight:700;line-height:1}
.install-steps p{margin:3px 0 0;font-size:15px;line-height:1.8}
.install-steps strong{font-weight:700;color:var(--ink)}
.install-finish{margin:20px 0 0;padding:17px 20px;border-radius:10px;background:var(--soft);font-size:15px;line-height:1.8}
@media(max-width:650px){.install-before{padding:18px}.install-guide .install-before h3{font-size:18px}.install-guide .install-flow>h3{font-size:20px;margin-top:24px}.install-steps{grid-template-columns:minmax(0,1fr);gap:12px}.install-steps li{padding:18px;gap:12px;grid-template-columns:34px minmax(0,1fr)}.install-number{width:34px;height:34px;font-size:17px;border-radius:9px}.install-finish{padding:16px 18px}}