:root{
  --bg0:#050912;
  --bg1:#061a2e;
  --card: rgba(10, 30, 60, .55);
  --card2: rgba(8, 20, 45, .72);
  --stroke: rgba(120, 220, 255, .25);
  --text:#eaf6ff;
  --muted: rgba(234,246,255,.72);
  --aqua:#19f0ff;
  --azure:#2a6cff;
  --violet:#a855ff;
  --danger:#ff4d6d;
  --ok:#35f2a4;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius: 18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--text);
  font: 16px/1.55 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(25,240,255,.18), transparent 60%),
    radial-gradient(800px 600px at 80% 20%, rgba(42,108,255,.16), transparent 65%),
    radial-gradient(900px 800px at 70% 85%, rgba(168,85,255,.12), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}
a{color:var(--aqua); text-decoration:none}
a:hover{opacity:.9}

.container{width:min(1120px, 92vw); margin:0 auto}

.topbar{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(5,9,18,.92), rgba(5,9,18,.55));
  border-bottom:1px solid rgba(120, 220, 255, .18);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{
  display:flex; align-items:center; gap:12px;
  letter-spacing:.5px;
}
.logo{
  width:38px;height:38px;border-radius:12px;
  background:
    radial-gradient(12px 12px at 30% 30%, rgba(25,240,255,.95), transparent 60%),
    radial-gradient(14px 14px at 70% 70%, rgba(42,108,255,.85), transparent 62%),
    linear-gradient(135deg, rgba(25,240,255,.35), rgba(168,85,255,.18));
  border:1px solid rgba(120, 220, 255, .35);
  box-shadow: 0 0 0 6px rgba(25,240,255,.06), 0 10px 40px rgba(0,0,0,.45);
}
.brand b{font-size:16px}
.brand small{display:block;color:var(--muted); font-size:12px; margin-top:2px}

.navlinks{display:flex; gap:10px; align-items:center; flex-wrap:wrap; justify-content:flex-end}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding:9px 12px; border-radius:999px;
  background: rgba(10, 30, 60, .35);
  border:1px solid rgba(120,220,255,.22);
  box-shadow: 0 10px 35px rgba(0,0,0,.25);
}
.pill:hover{border-color: rgba(25,240,255,.45)}
.pill.danger{border-color: rgba(255,77,109,.35); color:#ffd6de}
.pill.primary{
  background: linear-gradient(135deg, rgba(25,240,255,.18), rgba(42,108,255,.18));
  border-color: rgba(25,240,255,.35);
}

.hero{
  padding:42px 0 22px;
}
.hero-card{
  position:relative;
  padding:26px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(10,30,60,.55), rgba(8,20,45,.72));
  border:1px solid rgba(120,220,255,.22);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero-card:before{
  content:"";
  position:absolute; inset:-2px;
  background: conic-gradient(from 180deg, rgba(25,240,255,.0), rgba(25,240,255,.22), rgba(168,85,255,.18), rgba(42,108,255,.22), rgba(25,240,255,.0));
  filter: blur(22px);
  opacity:.65;
  pointer-events:none;
}
.hero-inner{position:relative}
h1{margin:0 0 8px; font-size:30px}
.sub{margin:0; color:var(--muted); max-width:75ch}

.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:16px;
  padding: 22px 0 54px;
}
.card{
  grid-column: span 6;
  background: rgba(10,30,60,.45);
  border:1px solid rgba(120,220,255,.18);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: 0 14px 42px rgba(0,0,0,.35);
}
.card .cover{
  height: 210px;
  background: linear-gradient(135deg, rgba(25,240,255,.15), rgba(168,85,255,.12), rgba(42,108,255,.16));
  border-bottom:1px solid rgba(120,220,255,.14);
  position:relative;
}
.card .cover img{
  width:100%; height:100%; object-fit:cover; display:block;
  filter: saturate(1.1) contrast(1.05);
}
.card .body{padding:18px}
.card h2{margin:0 0 8px; font-size:18px}
.meta{color:var(--muted); font-size:12px}
.excerpt{margin:10px 0 0; color: rgba(234,246,255,.86)}
.badge{
  display:inline-flex; align-items:center;
  padding:6px 10px; border-radius:999px;
  background: rgba(5, 18, 40, .55);
  border:1px solid rgba(120,220,255,.18);
  color: rgba(234,246,255,.82);
  font-size:12px;
}

.panel{
  background: rgba(10,30,60,.45);
  border:1px solid rgba(120,220,255,.18);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:18px;
}

.form{
  display:grid; gap:12px;
}
.input, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(120,220,255,.22);
  background: rgba(5, 18, 40, .55);
  color: var(--text);
  outline:none;
}
textarea{min-height:220px; resize:vertical}
.input:focus, textarea:focus{border-color: rgba(25,240,255,.55); box-shadow: 0 0 0 6px rgba(25,240,255,.08)}
.row{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
.btn{
  display:inline-flex; justify-content:center; align-items:center;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(120,220,255,.22);
  color: var(--text);
  background: linear-gradient(135deg, rgba(25,240,255,.12), rgba(42,108,255,.16));
  cursor:pointer;
}
.btn:hover{border-color: rgba(25,240,255,.5)}
.btn.danger{background: rgba(255,77,109,.12); border-color: rgba(255,77,109,.35)}
.btn.ok{background: rgba(53,242,164,.10); border-color: rgba(53,242,164,.35)}
.help{color: var(--muted); font-size:12px}

.footer{
  padding:26px 0 34px;
  color: rgba(234,246,255,.62);
  border-top:1px solid rgba(120,220,255,.12);
  background: linear-gradient(180deg, rgba(5,9,18,0), rgba(5,9,18,.55));
}

.alert{
  padding:12px 14px;
  border-radius: 14px;
  border:1px solid rgba(120,220,255,.18);
  background: rgba(10,30,60,.35);
}
.alert.error{border-color: rgba(255,77,109,.35); background: rgba(255,77,109,.10)}
.alert.ok{border-color: rgba(53,242,164,.35); background: rgba(53,242,164,.08)}

.post-cover{
  width:100%; max-height: 420px; object-fit:cover;
  border-radius: var(--radius);
  border:1px solid rgba(120,220,255,.18);
  box-shadow: var(--shadow);
}
.post-content{color: rgba(234,246,255,.90)}
.post-content p{margin: 0 0 14px}
hr{border:none; border-top:1px solid rgba(120,220,255,.14); margin:16px 0}

@media (max-width: 920px){
  .card{grid-column: span 12;}
  .row{grid-template-columns:1fr}
}