:root{
--bg:#f6f7fb;--bg2:#ffffff;--card:#ffffff;--line:#dfe3ee;
--tx:#1b2233;--mut:#5a657d;--acc:#6c3ce9;--acc2:#8a5cf6;--hot:#ff7a1a;--ink:#10131c;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
.wrap{max-width:1080px;margin:0 auto;padding-left:18px;padding-right:18px}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}

.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;gap:16px;height:58px}
.logo{display:flex;align-items:center;gap:9px;color:var(--tx);font-weight:800;font-size:17.5px}
.logo img{border-radius:7px}
.nav{display:flex;gap:2px;margin-left:auto}
.nav a{color:var(--mut);padding:7px 11px;border-radius:8px;font-size:14.5px;white-space:nowrap}
.nav a.on,.nav a:hover{color:var(--acc);background:#f1ecfe;text-decoration:none}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--tx);font-size:18px;border-radius:8px;padding:3px 10px;margin-left:auto}
.m-nav{display:none}

.hero{background:linear-gradient(135deg,#6c3ce9 0%,#4a21b8 60%,#37188c 100%);color:#fff;padding-top:40px;padding-bottom:42px}
.hero .wrap{max-width:820px;text-align:center}
h1{font-size:clamp(25px,4.3vw,38px);line-height:1.22;margin:0 0 12px}
.hero .sub{color:#e4dbff;font-size:17px;margin:0 auto 20px;max-width:640px}
.btn{display:inline-block;background:var(--hot);color:#fff;padding:12px 24px;border-radius:10px;font-weight:700;margin:0 8px 10px 0}
.btn:hover{background:#ff8f3d;text-decoration:none}
.btn.ghost{background:transparent;border:1.5px solid #cdb9ff;color:#fff}
.hero .chips{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:6px}
.hero .chips span{background:rgba(255,255,255,.14);border-radius:999px;padding:5px 14px;font-size:13.5px;color:#e4dbff}

main{padding-top:34px;padding-bottom:26px}
h2{font-size:clamp(21px,3vw,26px);margin:36px 0 12px}
h3{font-size:17.5px;margin:24px 0 8px}
p{margin:10px 0}
ul,ol{padding-left:24px;margin:10px 0}
li{margin:7px 0}
.mut{color:var(--mut)}

table{width:100%;border-collapse:collapse;margin:16px 0;font-size:15px;background:#fff}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:#f1ecfe;font-weight:600}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0}
.gcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 1px 3px rgba(27,34,51,.06)}
.gcard h3{margin:2px 0 8px;font-size:16.5px}
.gcard p{margin:0;color:var(--mut);font-size:14.5px}
.gcard .tag{display:inline-block;background:#f1ecfe;color:var(--acc);border-radius:6px;font-size:12px;font-weight:700;padding:3px 9px;margin-bottom:9px;letter-spacing:.4px}
.gcard .tag.free{background:#e8f8ee;color:#188548}
.gcard .tag.hot{background:#fff1e6;color:#d95f02}

.two{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;margin:22px 0}
.shot{border-radius:14px;border:1px solid var(--line);max-width:270px;margin-left:auto;margin-right:auto;display:block;box-shadow:0 8px 28px rgba(27,34,51,.14)}
.note{background:#fff8ef;border:1px solid #ffd9ae;border-radius:10px;padding:12px 16px;margin:16px 0;font-size:15px}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:11px;padding:13px 15px 13px 54px;position:relative;margin:9px 0}
.steps li::before{content:counter(s);position:absolute;left:15px;top:13px;width:25px;height:25px;background:var(--acc);color:#fff;border-radius:8px;text-align:center;line-height:25px;font-weight:800;font-size:13.5px}
details{background:#fff;border:1px solid var(--line);border-radius:10px;margin:9px 0;padding:0 15px}
summary{cursor:pointer;font-weight:600;padding:12px 24px 12px 0;list-style:none;position:relative}
summary::after{content:"+";position:absolute;right:0;top:9px;color:var(--acc);font-size:19px}
details[open] summary::after{content:"–"}
details p,details ul{margin-top:0}
.qr{background:#fff;border:1px solid var(--line);border-radius:10px;padding:6px;width:108px;height:108px}

.band{background:linear-gradient(120deg,#2d1670,#4a21b8);color:#fff}
.band-in{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding-top:22px;padding-bottom:22px}
.band-t{font-weight:800;font-size:17px;margin:0}
.band-s{color:#cdb9ff;margin:4px 0 0;font-size:14.5px}
.band-in>div{flex:1;min-width:240px}
.band-b{margin:0}

.foot{background:#10131c;color:#aab3c7;padding-top:24px;padding-bottom:26px}
.f-soc{display:flex;flex-wrap:wrap;gap:4px 16px;font-size:14px;margin-bottom:14px;overflow-wrap:anywhere}
.f-soc span{color:#768196}
.f-soc a{color:#b9a7f9}
.f-links{display:flex;flex-wrap:wrap;gap:4px 16px;margin:0 0 12px}
.f-links a{color:#8b95ab;font-size:13.5px}
.f-note{color:#6b7488;font-size:12.6px;line-height:1.6}

@media(max-width:920px){
.nav{display:none}
.menu-btn{display:block}
body.m-open .m-nav{display:flex;flex-direction:column;position:sticky;top:58px;background:#fff;border-bottom:1px solid var(--line);padding:8px 18px;z-index:19}
.m-nav a{color:var(--tx);padding:10px 2px;border-bottom:1px solid var(--line);font-size:15.5px}
.m-nav a:last-child{border-bottom:none}
.grid{grid-template-columns:1fr 1fr}
.two{grid-template-columns:1fr}
.shot{margin-left:auto;margin-right:auto}
}
@media(max-width:560px){
.grid{grid-template-columns:1fr}
}