:root{
  --bg:#070b14; --panel:#0d1524; --panel2:#111c30; --line:#1e2c44;
  --txt:#e8eefb; --dim:#8fa3c2; --acc:#5ad1ff; --acc2:#a58bff; --ok:#3ddc97;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{
  background:radial-gradient(1200px 800px at 70% -10%, #12224a 0%, transparent 60%),
             radial-gradient(900px 600px at 10% 110%, #1a1330 0%, transparent 55%), var(--bg);
  color:var(--txt); font:15px/1.75 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
.stars{position:fixed;inset:0;pointer-events:none;opacity:.55;
  background-image:radial-gradient(1px 1px at 20% 30%, #fff8, transparent),
                   radial-gradient(1px 1px at 70% 15%, #fff6, transparent),
                   radial-gradient(1.5px 1.5px at 40% 70%, #fff7, transparent),
                   radial-gradient(1px 1px at 85% 60%, #fff5, transparent),
                   radial-gradient(1px 1px at 55% 45%, #fff6, transparent),
                   radial-gradient(1.5px 1.5px at 12% 85%, #fff5, transparent),
                   radial-gradient(1px 1px at 92% 88%, #fff6, transparent);
  background-size:100% 100%;}
.top{position:sticky;top:0;z-index:5;display:flex;gap:14px;align-items:center;justify-content:space-between;
  padding:14px 20px;max-width:1080px;margin:0 auto;backdrop-filter:blur(8px)}
.brand{color:var(--txt);text-decoration:none;font-size:18px;letter-spacing:.5px}
.brand b{color:var(--acc)}
.brand span{color:var(--dim);font-size:13px;margin-left:6px}
.search{display:flex;gap:8px;flex:1;max-width:460px}
#q{flex:1;background:rgba(13,21,36,.85);border:1px solid var(--line);border-radius:12px;
  color:var(--txt);padding:10px 14px;font:inherit;outline:none}
#q:focus{border-color:var(--acc);box-shadow:0 0 0 3px rgba(90,209,255,.12)}
#random{background:var(--panel2);border:1px solid var(--line);color:var(--txt);border-radius:12px;
  padding:0 14px;font-size:17px;cursor:pointer}
#random:hover{border-color:var(--acc)}
.types{display:flex;gap:8px;flex-wrap:wrap;max-width:1080px;margin:0 auto;padding:0 20px 8px}
.types button{background:rgba(17,28,48,.7);border:1px solid var(--line);color:var(--dim);
  border-radius:999px;padding:5px 14px;font:inherit;font-size:13px;cursor:pointer}
.types button.on{color:#04121a;background:var(--acc);border-color:var(--acc);font-weight:700}
main{max-width:1080px;margin:0 auto;padding:10px 20px 60px;min-height:60vh}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin-top:12px}
.card{background:linear-gradient(180deg,var(--panel),#0a111d);border:1px solid var(--line);
  border-radius:16px;padding:16px;cursor:pointer;transition:.15s;display:flex;flex-direction:column;gap:6px;
  color:var(--txt);text-decoration:none}
.card:hover{transform:translateY(-2px);border-color:#2b4a72;box-shadow:0 12px 30px rgba(0,0,0,.35)}
.card h3{margin:0;font-size:17px}
.card .en{color:var(--dim);font-size:12px;letter-spacing:.3px}
.card .one{color:#b9c6da;font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag{display:inline-block;font-size:11px;color:var(--acc);background:rgba(90,209,255,.1);
  border:1px solid rgba(90,209,255,.25);border-radius:6px;padding:1px 8px;align-self:flex-start}
.empty{color:var(--dim);text-align:center;padding:60px 0}
/* detail */
.detail{max-width:820px;margin:0 auto;padding-top:6px}
.back{color:var(--dim);text-decoration:none;font-size:13px;display:inline-block;margin-bottom:12px}
.back:hover{color:var(--acc)}
.detail h1{margin:0;font-size:34px;letter-spacing:.5px}
.detail .en{color:var(--dim);font-size:14px;margin-top:2px}
.meta{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0 18px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin:16px 0}
.data{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.data .k{color:var(--dim);font-size:12px}
.data .v{font-size:15px;margin-top:2px}
.desc{color:#cbd8ec;font-size:16px;margin:18px 0}
.facts{background:linear-gradient(180deg,rgba(90,209,255,.06),rgba(165,139,255,.05));
  border:1px solid var(--line);border-radius:14px;padding:14px 18px}
.facts h2{margin:0 0 8px;font-size:14px;color:var(--acc);letter-spacing:1px}
.facts ul{margin:0;padding-left:18px}
.facts li{margin:6px 0;color:#d7e3f5}
.pager{display:flex;justify-content:space-between;gap:10px;margin-top:26px}
.pager a{color:var(--dim);text-decoration:none;font-size:13px;border:1px solid var(--line);
  border-radius:10px;padding:8px 14px}
.pager a:hover{color:var(--acc);border-color:var(--acc)}
.foot{max-width:1080px;margin:0 auto;padding:18px 20px 30px;color:var(--dim);font-size:12px;
  display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;border-top:1px solid var(--line)}
.foot a{color:var(--dim)}
.foot a:hover{color:var(--acc)}
@media(max-width:560px){
  .top{flex-wrap:wrap;padding:12px 14px}
  .search{max-width:none;flex-basis:100%}
  .types{padding:0 14px 6px}
  main{padding:8px 14px 50px}
  .grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .card{padding:12px}
  .card h3{font-size:15px}
  .detail h1{font-size:26px}
  .desc{font-size:15px}
}