:root{
  --bg:#0e0c18; --bg2:#141129; --card:#1b1536; --card2:#221a44;
  --line:rgba(140,120,255,.18); --line2:rgba(140,120,255,.34);
  --accent:#7c5cff; --pink:#ff4fd8;
  --text:#eceaf6; --muted:#a79fce; --ok:#38d9a9; --warn:#ffb84d;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text); line-height:1.7; -webkit-font-smoothing:antialiased;
  display:flex; min-height:100vh; flex-direction:column;
}
.wrap{max-width:880px; margin:0 auto; padding:0 20px; width:100%;}
a{color:var(--accent); text-decoration:none;}
a:hover{text-decoration:underline;}

nav.top{display:flex; align-items:center; gap:18px; flex-wrap:wrap; padding:16px 0; border-bottom:1px solid var(--line);}
.brand{display:flex; align-items:center; gap:9px; font-weight:800; font-size:18px; color:var(--text);}
.brand:hover{text-decoration:none;}
nav.top .links{display:flex; gap:14px; margin-left:auto; color:var(--muted); font-size:14px; flex-wrap:wrap;}
nav.top .links a{color:var(--muted);}
nav.top .links a:hover{color:var(--text);}
nav.top .links a.active{color:var(--text); font-weight:600;}

main{flex:1; padding:36px 0 20px;}
.page-head{margin-bottom:26px;}
.page-head h1{font-size:clamp(24px,4vw,34px); font-weight:800; letter-spacing:-.02em;}
.page-head p{color:var(--muted); font-size:14.5px; margin-top:8px;}

.card{border:1px solid var(--line); border-radius:16px; padding:22px 24px; background:var(--card); margin-bottom:16px;}
.card h2{font-size:17px; font-weight:700; margin-bottom:10px;}
.card p,.card li{font-size:14px; color:#cfcbe6;}
.card ul{padding-left:20px;}
.card li{margin-bottom:6px;}
.card .en{color:var(--muted); font-size:12.5px; margin-top:4px;}

.grid2{display:grid; grid-template-columns:1fr; gap:16px;}
@media (min-width:640px){.grid2{grid-template-columns:1fr 1fr;}}

.note{font-size:13px; color:var(--muted); background:rgba(255,255,255,.03); border:1px solid var(--line); border-radius:12px; padding:14px 18px; margin-top:8px;}
.note b{color:var(--warn);}

footer{margin-top:20px; padding:18px 0 24px; border-top:1px solid var(--line); color:var(--muted); font-size:12.5px; text-align:center;}