:root{
  --bg: #0b0f17;
  --surface: rgba(255,255,255,.06);
  --surface-2: rgba(255,255,255,.10);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --subtle: rgba(255,255,255,.55);
  --brand: #7c3aed;
  --brand-2: #22c55e;
  --danger: #ef4444;
  --ring: rgba(124,58,237,.45);
  --shadow: 0 20px 60px rgba(0,0,0,.35);
  --shadow-sm: 0 10px 30px rgba(0,0,0,.25);
  --radius: 18px;
  --radius-sm: 14px;
  --container: 1180px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC","Noto Sans CJK SC","Microsoft YaHei", Arial, "Helvetica Neue", sans-serif;
  background: radial-gradient(1200px 500px at 20% -10%, rgba(124,58,237,.25), transparent 60%),
              radial-gradient(900px 380px at 90% 0%, rgba(34,197,94,.18), transparent 55%),
              var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a{color:inherit;text-decoration:none}
a:hover{color:var(--text)}
img{max-width:100%;height:auto;display:block}
ul{padding:0;margin:0;list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 16px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:999px;
  background: linear-gradient(135deg, rgba(124,58,237,.95), rgba(124,58,237,.65));
  color:#fff;border:1px solid rgba(255,255,255,.14);
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover{transform: translateY(-1px);filter:saturate(1.05)}
.btn.ghost{
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:none;
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.085), rgba(255,255,255,.045));
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow:hidden;
}
.card.pad{padding:18px}
.card:hover{border-color: rgba(124,58,237,.35)}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 10px;border-radius:999px;
  background: rgba(124,58,237,.16);
  border:1px solid rgba(124,58,237,.25);
  color: rgba(255,255,255,.9);
  font-size:12px;
}
.muted{color:var(--muted)}
/*.subtle{color:var(--subtle)}*/
.hr{height:1px;background:rgba(255,255,255,.10);margin:18px 0}

.header{
  position:sticky;top:0;z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(11,15,23,.72);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px}
.brand img{width:38px;height:38px;border-radius:12px;object-fit:cover;border:1px solid rgba(255,255,255,.14)}
.brand .title{font-weight:800;letter-spacing:.2px}
.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav a{
  padding:9px 12px;border-radius:999px;
  color:rgba(255,255,255,.84);
  border:1px solid transparent;
}
.nav a:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.10)}
.nav a.active{background:rgba(124,58,237,.18);border-color:rgba(124,58,237,.28);color:#fff}
.search{
  position:relative;flex: 1 1 260px;max-width:420px;
}
.search input{
  width:100%;
  padding:10px 38px 10px 14px;
  border-radius:999px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  color:var(--text);
  outline:none;
}
.search input:focus{border-color:rgba(124,58,237,.5);box-shadow:0 0 0 4px var(--ring)}
.search button{
  position:absolute;right:6px;top:50%;
  transform:translateY(-50%);
  border:none;background:transparent;color:rgba(255,255,255,.85);
  padding:8px;border-radius:999px;cursor:pointer;
}
.search button:hover{background:rgba(255,255,255,.07)}

.layout{
  display:grid;
  grid-template-columns: 1fr 340px;
  gap:18px;
  padding: 18px 0 26px;
}
@media (max-width: 980px){
  .layout{grid-template-columns: 1fr}
}
@media (max-width: 720px){
  .nav{display:none}
  .search{max-width:none}
}

.footer{
  margin-top:30px;
  border-top:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.14);
  padding: 26px 0 34px;
}
.footer .grid{
  display:grid;grid-template-columns: 1.4fr 1fr 1fr;
  gap:18px;
}
@media (max-width: 900px){
  .footer .grid{grid-template-columns:1fr}
}
.footer a{color:rgba(255,255,255,.82)}
.footer a:hover{color:#fff}