:root{
  --neon1:#00ff6a;
  --neon2:#0aff84;
  --neon3:#16ff94;
  --bg:#0b0f14;
  --card:#0f141b;
  --text:#e6ffe6;
  --shadow:rgba(0,0,0,0.35);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;
  color:var(--text);
  background:radial-gradient(1200px 600px at 10% -10%, rgba(0,255,106,0.06), transparent),
             radial-gradient(1000px 500px at 110% 10%, rgba(10,255,132,0.05), transparent),
             var(--bg);
}

.header{
  position:sticky; top:0; backdrop-filter: blur(6px);
  background:linear-gradient(180deg, rgba(0,0,0,0.35), rgba(0,0,0,0));
  border-bottom:1px solid rgba(255,255,255,0.06);
  padding:16px 24px; z-index:10;
}
.brand{display:flex; align-items:center; gap:14px}
.brand-logo{width:36px; height:36px; filter: drop-shadow(0 0 6px rgba(0,255,106,0.5))}
h1{margin:0; font-size:22px; letter-spacing:.5px; color:var(--neon1)}
.subtitle{margin:2px 0 0; color:#b8ffd9; font-size:13px; opacity:.9}

.container{max-width:1024px; margin:24px auto; padding:0 16px}

.group-title{
  margin:8px 0 16px;
  font-size:18px; color:var(--neon2);
  text-shadow:0 0 12px rgba(0,255,106,.35);
}

.cards{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap:16px;
}

.card{
  display:flex; gap:12px; padding:16px; text-decoration:none; color:inherit;
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
  border:1px solid rgba(255,255,255,0.08);
  border-radius:16px;
  box-shadow:0 6px 20px var(--shadow);
  transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover{
  transform: translateY(-2px);
  border-color: rgba(0,255,106,0.35);
  box-shadow:0 10px 28px rgba(0,255,106,0.25);
}
.card-logo{width:40px; height:40px; border-radius:8px; background:#092013}
.card-body h3{margin:0 0 6px; color:#b8ffd9}
.card-body p{margin:0; opacity:.85; font-size:14px}

.message{
  margin-top:26px; padding:16px 18px; border-radius:14px;
  border:1px solid rgba(255,255,255,0.08);
  background:linear-gradient(180deg, rgba(0,255,106,0.08), transparent);
  box-shadow:0 6px 20px var(--shadow);
}
.message h3{margin:0 0 6px; color:var(--neon3)}
.message p{margin:0}

.footer{
  text-align:center; opacity:.85;
  margin:60px 0 24px; font-size:14px; color:#b8ffd9;
}