:root{
  --bg:#0b1220;
  --card:#121b2f;
  --muted:#a9b7d6;
  --text:#eef4ff;
  --accent:#7cf3c5;
  --bad:#ff6b6b;
  --shadow: 0 18px 50px rgba(0,0,0,.45);
  --radius: 18px;
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(1200px 900px at 20% 10%, #1a2b55 0%, var(--bg) 55%),
    radial-gradient(900px 700px at 90% 20%, #0d3b3a 0%, transparent 55%),
    var(--bg);
  color:var(--text);
}
a{color:inherit;}
.container{
  width:min(1040px, 100%);
  margin:0 auto;
  padding:18px;
}
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:14px 16px;
  border-bottom:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.10);
  backdrop-filter: blur(6px);
}
.brand{
  display:flex; align-items:center; gap:10px;
  text-decoration:none;
}
.brand img{width:34px; height:34px;}
.brand .name{font-weight:900; letter-spacing:.2px;}
.navBtns{display:flex; gap:10px; flex-wrap:wrap;}
.btn{
  cursor:pointer;
  border:none;
  padding:10px 12px;
  border-radius:14px;
  font-weight:900;
  letter-spacing:.2px;
  font-size:13px;
  color:var(--text);
  background: rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  transition: transform .05s ease, background .15s ease, border-color .15s ease;
  user-select:none;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.btn:hover{ background: rgba(255,255,255,.11); }
.btn:active{ transform: translateY(1px); }
.btn.primary{
  background: rgba(124,243,197,.14);
  border-color: rgba(124,243,197,.30);
  color: var(--accent);
}
.btn.danger{
  background: rgba(255,107,107,.12);
  border-color: rgba(255,107,107,.25);
  color: var(--bad);
}
.grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:16px;
}
@media(max-width: 920px){ .grid{grid-template-columns:1fr;} }
.muted{color:var(--muted);}
.small{font-size:12px; line-height:1.4;}


.floatingNav{
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 9999;
  display:flex;
  gap:10px;
}
@media (max-width: 520px){
  .floatingNav{ top:10px; left:10px; gap:8px; }
  .floatingNav .btn{ padding:9px 10px; border-radius:12px; }
}