:root{
  --brand:#d8514f;
  --brand-dark:#b93b39;
  --bg:#0d1118;
  --panel:#151b26;
  --panel-2:#1b2230;
  --panel-3:#222a39;
  --text:#f5f7fb;
  --muted:#a9b3c4;
  --line:rgba(255,255,255,.12);
  --accent:#7cf6fd;
  --ok:#3cd07e;
  --radius:18px;
  --shadow:0 14px 38px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:
    radial-gradient(1200px 600px at 80% -20%, rgba(124,246,253,.08), transparent),
    radial-gradient(900px 600px at -10% 20%, rgba(216,81,79,.12), transparent),
    var(--bg);
  color:var(--text);
  line-height:1.45;
}
button,input{font:inherit}
button{color:inherit}
a{color:inherit}
img{max-width:100%}
.hidden{display:none!important}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:42px;padding:9px 14px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.06);
  color:var(--text);font-weight:800;cursor:pointer;white-space:nowrap;
}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.ghost{background:transparent}
.btn.reset-btn{background:linear-gradient(180deg,var(--brand),var(--brand-dark));border-color:rgba(255,255,255,.18);color:#fff}
.icon-btn{
  width:48px;height:48px;display:inline-grid;place-items:center;border:1px solid var(--line);
  border-radius:14px;background:rgba(255,255,255,.08);cursor:pointer;box-shadow:var(--shadow);
}
.icon-btn:hover{border-color:var(--accent)}
.icon-btn img{width:32px;height:32px;object-fit:contain;display:block}
.mobile-only{display:none!important}
.empty{color:var(--muted);padding:20px;border:1px dashed var(--line);border-radius:var(--radius)}