:root{--bg:#07111f;--card:#0e1d31;--soft:#132743;--text:#eef6ff;--muted:#a8bdd2;--accent:#28d17c;--accent2:#38a7ff;--line:#23415f;--warn:#ffcc66}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:linear-gradient(180deg,#06101d,#0a1727 45%,#07111f);color:var(--text);line-height:1.7}
a{color:#76c8ff} .wrap{width:min(1120px,92%);margin:auto}.nav{position:sticky;top:0;z-index:20;background:rgba(7,17,31,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.navin{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px}.brand{font-weight:900;font-size:1.25rem;color:#fff;text-decoration:none}.brand span{color:var(--accent)}
nav a{color:#dcecff;text-decoration:none;margin-left:16px;font-size:.94rem}.hero{padding:76px 0 46px}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:32px;align-items:center}
.badge{display:inline-block;padding:7px 12px;border:1px solid #2d6d58;background:#0b2a23;border-radius:999px;color:#7ff0b2;font-size:.85rem;font-weight:700}
h1{font-size:clamp(2.35rem,6vw,4.8rem);line-height:1.02;margin:16px 0}h2{font-size:clamp(1.6rem,3vw,2.35rem);line-height:1.2;margin-top:0}h3{line-height:1.3}
.lead{font-size:1.12rem;color:#c7d8e8;max-width:760px}.cta{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.btn{display:inline-block;padding:14px 22px;border-radius:12px;text-decoration:none;font-weight:800;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--accent),#1bb968);color:#04150d}.btn-secondary{border-color:#39627f;color:#e9f6ff;background:#0d2034}.trust{font-size:.9rem;color:var(--muted)}
.appcard,.card,.toc,.notice{background:linear-gradient(180deg,var(--card),#0b192a);border:1px solid var(--line);border-radius:20px;box-shadow:0 20px 50px rgba(0,0,0,.22)}
.appcard{padding:28px;text-align:center}.appicon{width:108px;height:108px;margin:0 auto 18px;border-radius:25px;display:grid;place-items:center;font-size:38px;font-weight:950;background:linear-gradient(135deg,#28d17c,#38a7ff);color:#04111d}
section{padding:34px 0}.card{padding:28px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature{padding:22px}.feature b{display:block;margin-bottom:7px}
.toc{padding:20px 24px;margin:10px 0 30px}.toc a{text-decoration:none}.steps{counter-reset:s}.step{position:relative;padding:18px 18px 18px 62px;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.step:before{counter-increment:s;content:counter(s);position:absolute;left:14px;top:17px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#042014;font-weight:900}
table{width:100%;border-collapse:collapse}th,td{padding:13px;border-bottom:1px solid var(--line);text-align:left}th{color:#fff}td{color:#cbdbea}.notice{padding:18px 22px;border-color:#6d5728;background:#241e12;color:#ffe3a3}
.faq details{border-bottom:1px solid var(--line);padding:15px 0}.faq summary{cursor:pointer;font-weight:800}.faq p{color:#c8d8e7}
footer{margin-top:45px;border-top:1px solid var(--line);padding:34px 0 50px;color:var(--muted)}footer a{margin-right:12px}.breadcrumbs{padding-top:18px;color:var(--muted);font-size:.88rem}
@media(max-width:800px){.hero-grid,.grid,.grid2{grid-template-columns:1fr}.hero{padding-top:46px}nav{display:none}.appcard{order:-1}h1{font-size:2.55rem}.card{padding:21px}.btn{width:100%;text-align:center}}