:root{--violet:#8B5CF6;--pink:#EC4899;--cyan:#22D3EE;--ink:#1e2433;--muted:#6b7280;--card:#ffffff;--line:#e9e5f5;--sbw:216px}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);line-height:1.7;min-height:100vh;
background:#f7f6fb;background-image:radial-gradient(600px 300px at 8% -4%,rgba(139,92,246,.16),transparent),radial-gradient(500px 260px at 96% 2%,rgba(236,72,153,.12),transparent),radial-gradient(520px 300px at 50% 108%,rgba(34,211,238,.12),transparent);background-attachment:fixed}
.sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sbw);background:rgba(255,255,255,.86);backdrop-filter:blur(8px);border-right:1px solid var(--line);padding:16px 12px;overflow-y:auto;z-index:20}
.sidebar .logo{display:block;font-weight:800;font-size:1.02rem;text-decoration:none;margin:2px 6px 16px;background:linear-gradient(90deg,var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.sidebar nav a{display:flex;align-items:center;gap:9px;padding:9px 10px;margin:2px 0;border-radius:9px;text-decoration:none;color:#4b5262;font-size:.93rem}
.sidebar nav a:hover{background:#f3efff;color:var(--violet)}
.sidebar nav a.on{background:linear-gradient(90deg,rgba(139,92,246,.14),rgba(236,72,153,.10));color:var(--violet);font-weight:700}
.sidebar nav a .tag{margin-left:auto;font-size:.68rem;color:#b3a8d9;border:1px solid var(--line);border-radius:6px;padding:0 5px}
.sidebar .foot{margin-top:14px;padding:10px;font-size:.75rem;color:var(--muted);border-top:1px solid var(--line)}
.main{margin-left:var(--sbw);padding:22px 24px 60px;max-width:1120px}
.topbar{display:none}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin-top:18px;box-shadow:0 4px 18px rgba(139,92,246,.06)}
.card h1{margin:0 0 6px;font-size:1.35rem}
.card h2{font-size:1.06rem;margin:20px 0 8px}
.grid{display:grid;gap:14px;grid-template-columns:1fr;margin-top:4px}
@media(min-width:760px){.grid{grid-template-columns:repeat(3,1fr)}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.stat .n{font-size:1.5rem;font-weight:800;color:var(--violet)}
.stat .l{color:var(--muted);font-size:.85rem}
a{color:var(--violet)}
blockquote{margin:10px 0;padding:8px 14px;border-left:3px solid var(--violet);background:#f6f3ff;border-radius:0 8px 8px 0;color:#4c4368;font-size:.92rem}
.table-wrap{overflow-x:auto;margin:10px 0}
table{border-collapse:collapse;width:100%;font-size:.88rem}
th,td{border:1px solid var(--line);padding:7px 10px;text-align:left;vertical-align:top}
th{background:#f6f3ff;white-space:nowrap}
.list li{margin:6px 0}
.muted{color:var(--muted);font-size:.85rem}
.placeholder{border:1px dashed #cfc4ef;background:#fbfaff}
.placeholder .badge{display:inline-block;font-size:.72rem;color:#fff;background:linear-gradient(90deg,var(--violet),var(--pink));border-radius:7px;padding:2px 9px;margin-bottom:8px}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
@media(max-width:860px){
.sidebar{transform:translateX(-100%);transition:transform .25s}
.sidebar.open{transform:none}
.main{margin-left:0;padding:16px 14px 48px}
.topbar{display:flex;align-items:center;gap:10px;position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:10px 14px;z-index:10}
.topbar button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:5px 10px;font-size:1rem}
.topbar .t{font-weight:800;background:linear-gradient(90deg,var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
}