@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&display=swap');

:root{
  --bg:#ffffff;
  --card:#ffffff;
  --text:#151827;
  --muted:#5c6475;
  --border:#e8edf5;
  --primary:#7c3aed;
  --primary-dark:#5b21b6;
  --secondary:#16a34a;
  --accent:#f59e0b;
  --red:#ef4444;
  --soft:#f7f4ff;
  --green-soft:#f0fdf4;
  --amber-soft:#fff7ed;
  --red-soft:#fff1f2;
  --shadow:0 14px 40px rgba(21,24,39,.075);
  --shadow-soft:0 8px 24px rgba(21,24,39,.055);
  --radius:22px;
  --link:#7c3aed;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.72;font-size:16px;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--link);text-decoration:none;font-weight:700}
a:hover{text-decoration:underline}
.container{width:min(1120px,calc(100% - 36px));margin-inline:auto}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand,.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text);font-size:1.05rem;font-weight:900;letter-spacing:-.03em}
.brand span span{color:var(--accent)}
.brand img,.footer-brand img{border-radius:12px;object-fit:contain}
.site-nav{display:flex;align-items:center;gap:7px}
.site-nav a{color:var(--text);padding:9px 12px;border-radius:999px;font-size:.92rem;line-height:1.2}
.site-nav a:hover{background:var(--soft);text-decoration:none;color:var(--primary)}
.site-nav .nav-cta{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(124,58,237,.22)}
.site-nav .nav-cta:hover{background:var(--primary-dark);color:#fff}
.menu-toggle{display:none;border:1px solid var(--border);background:#fff;border-radius:12px;padding:8px 11px;font-size:1.2rem;color:var(--text)}

.hero{padding:38px 0 28px;background:radial-gradient(circle at top left,#f5f1ff 0,#fff 42%),linear-gradient(180deg,#fff,#fff)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:24px;align-items:center}
.hero-copy{max-width:980px;margin:0 auto;padding:30px;border:1px solid var(--border);border-radius:30px;box-shadow:var(--shadow);background:linear-gradient(180deg,#fff,#fcfbff)}
.eyebrow{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;background:var(--green-soft);color:var(--secondary);font-weight:800;font-size:.82rem;margin-bottom:12px}
h1,h2,h3{line-height:1.22;letter-spacing:-.035em;margin:0 0 13px;color:var(--text)}
h1{font-size:clamp(1.85rem,4.3vw,3.25rem)}
h2{font-size:clamp(1.35rem,2.7vw,2rem);margin-top:2px}
h3{font-size:clamp(1.1rem,2vw,1.38rem)}
p{margin:0 0 13px;color:var(--muted)}
.hero-copy p:first-of-type{font-size:1.04rem;color:#2f394d}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 19px;font-weight:900;border:1px solid transparent;text-decoration:none;line-height:1.2}
.btn:hover{text-decoration:none}.primary-btn{background:var(--secondary);color:#fff;box-shadow:0 12px 24px rgba(22,163,74,.22)}.primary-btn:hover{background:#12863d;color:#fff}.soft-btn{background:var(--soft);color:var(--primary);border-color:#eadcff}
.apk-mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:17px}.apk-mini-grid div{border:1px solid var(--border);border-radius:16px;padding:11px 12px;background:#fff}.apk-mini-grid span{display:block;font-size:.76rem;color:var(--muted)}.apk-mini-grid strong{display:block;color:var(--text);font-size:.98rem}
.hero-media{display:none}

.layout{display:block;max-width:1000px;padding:28px 0 52px}
.content-card{min-width:0}
.article-section{border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:18px;background:#fff;box-shadow:var(--shadow-soft)}
.article-section>p:last-child{margin-bottom:0}
.article-image{margin:0 auto 18px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:#0f1117;box-shadow:var(--shadow-soft);max-width:920px}
.article-image img{width:100%;max-height:340px;object-fit:contain;background:#0f1117}
.article-image.wide img{max-height:330px}.article-image.compact{max-width:820px}.article-image.compact img{max-height:300px}

.feature-grid,.role-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0 4px}
.info-card{padding:19px 16px;border:1px solid var(--border);border-radius:20px;background:linear-gradient(180deg,#fff,#fbfcff);text-align:center;transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease}
.info-card:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(21,24,39,.08);border-color:#ddd3ff}
.info-card h3{font-size:1.02rem;margin-bottom:7px;letter-spacing:-.02em}.info-card p{font-size:.93rem;margin:0 0 8px}.info-card p:last-child{margin-bottom:0}
.card-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:16px;background:var(--soft);font-size:1.38rem;margin:0 auto 12px}.role-card .card-icon{background:var(--green-soft)}

.table-wrap{overflow-x:auto;margin:18px 0 4px;border:1px solid var(--border);border-radius:18px;box-shadow:0 6px 20px rgba(21,24,39,.04)}
table{width:100%;border-collapse:collapse;background:#fff;min-width:650px}th,td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}th{background:var(--soft);font-size:.9rem;color:var(--primary-dark)}tr:last-child td{border-bottom:0}

.split-section,.pros-cons-grid,.tips-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.compact-sections,.role-change-section,.error-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.mini-block,.tip-card,.pros-card,.cons-card,.error-card{border:1px solid var(--border);border-radius:18px;padding:18px;background:#fff}.mini-block h3,.tip-card h3,.error-card h3{font-size:1.08rem}.mini-block p:last-child,.tip-card p:last-child,.error-card p:last-child{margin-bottom:0}
.install-section{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;align-items:start}.install-image{margin:0 auto;border:1px solid var(--border);border-radius:22px;overflow:hidden;box-shadow:0 12px 34px rgba(17,24,39,.08);max-width:320px}.install-image img{width:100%;max-height:560px;object-fit:contain;background:#fff}
.step-list{counter-reset:step;list-style:none;padding:0;margin:18px 0 0}.step-list li{counter-increment:step;position:relative;margin:0 0 12px;padding:13px 14px 13px 58px;border:1px solid var(--border);border-radius:16px;background:#fff;color:var(--muted)}.step-list li:before{content:counter(step);position:absolute;left:14px;top:50%;transform:translateY(-50%);width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:var(--primary);color:#fff;font-weight:900}
.check-list{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:9px}.check-list li{position:relative;padding-left:30px;color:var(--muted)}.check-list li:before{content:'✓';position:absolute;left:0;top:0;color:var(--secondary);font-weight:900}.pros-card{background:var(--green-soft)}.cons-card{background:var(--red-soft)}
.question-lines{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.question-lines span{padding:8px 10px;border-radius:999px;background:var(--soft);color:var(--primary-dark);font-weight:800;font-size:.86rem}
.faq-list{display:grid;gap:10px}.faq-item{border:1px solid var(--border);border-radius:16px;background:#fff;overflow:hidden}.faq-item summary{cursor:pointer;list-style:none;padding:15px 18px;color:var(--text);font-weight:800}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:'+';float:right;color:var(--primary);font-size:1.15rem}.faq-item[open] summary:after{content:'−'}.faq-item p{padding:0 18px 16px;margin:0}.error-card strong{color:var(--text)}.download-panel{text-align:center;background:linear-gradient(135deg,var(--soft),#fff,var(--green-soft))}

.site-footer{border-top:1px solid var(--border);background:#fbfcff;padding:34px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:26px}.footer-grid strong{display:block;margin-bottom:10px}.footer-grid a{display:block;margin:6px 0;color:var(--link)}.footer-brand{margin-bottom:10px}.copyright{padding-top:18px;margin-top:22px;border-top:1px solid var(--border);color:var(--muted);font-size:.9rem}.sticky-download{display:none;position:fixed;left:16px;right:16px;bottom:14px;z-index:60;background:var(--secondary);color:#fff;text-align:center;padding:13px;border-radius:999px;box-shadow:0 14px 32px rgba(22,163,74,.28);font-weight:900}.sticky-download:hover{color:#fff;text-decoration:none}
.page-simple{padding:42px 0 56px}.simple-card{border:1px solid var(--border);border-radius:var(--radius);padding:26px;background:#fff;box-shadow:var(--shadow);max-width:900px;margin:auto}.simple-card ul{color:var(--muted)}

@media (max-width:980px){.layout{max-width:100%;}.feature-grid,.role-grid{grid-template-columns:repeat(2,1fr)}.install-section{grid-template-columns:1fr}.install-image{max-width:360px}.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:760px){body{font-size:15.5px}.container{width:min(100% - 28px,1120px)}.header-inner{height:66px}.brand{font-size:1rem}.site-nav{display:none;position:absolute;left:14px;right:14px;top:72px;background:#fff;border:1px solid var(--border);border-radius:18px;padding:12px;box-shadow:var(--shadow)}.site-nav.is-open{display:grid}.site-nav a{padding:12px}.menu-toggle{display:block}.hero{padding-top:22px}.hero-copy{padding:22px;border-radius:24px}.apk-mini-grid{grid-template-columns:repeat(2,1fr)}.article-section{padding:20px}.feature-grid,.role-grid,.compact-sections,.role-change-section,.split-section,.pros-cons-grid,.tips-grid,.error-grid{grid-template-columns:1fr}table{min-width:560px}th,td{padding:11px}.sticky-download{display:block}.site-footer{padding-bottom:78px}.footer-grid{grid-template-columns:1fr}.article-image img{max-height:260px}.article-image.wide img{max-height:250px}.article-image.compact img{max-height:240px}.install-image img{max-height:none}}
@media (max-width:430px){h1{font-size:1.72rem}h2{font-size:1.28rem}h3{font-size:1.08rem}.hero-actions .btn{width:100%}.apk-mini-grid{grid-template-columns:1fr}.feature-grid,.role-grid{gap:10px}.article-section{padding:17px}.info-card{padding:17px 14px}.card-icon{width:42px;height:42px}}