:root{
  --bg:#0b1220;
  --card:#0f1b33;
  --muted:#9fb2d0;
  --text:#eaf0ff;
  --accent:#5eead4;
  --accent2:#60a5fa;
  --border:rgba(255,255,255,.12);
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --r:18px;
  --max:1080px;
  --gap:16px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  background: radial-gradient(1100px 600px at 20% -20%, rgba(96,165,250,.22), transparent 60%),
              radial-gradient(1000px 500px at 90% 0%, rgba(94,234,212,.16), transparent 55%),
              var(--bg);
  color:var(--text);
  line-height:1.55;
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:20px}
.header{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,.65);
  border-bottom:1px solid var(--border);
}
.nav{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
}
.brand{display:flex; flex-direction:column; gap:2px; text-decoration:none}
.brand strong{font-size:15px; letter-spacing:.2px}
.brand span{font-size:12px; color:var(--muted)}
.menu{display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end}
.menu a{
  text-decoration:none; font-size:13px; padding:8px 10px; border-radius:999px;
  border:1px solid transparent;
  color:var(--muted);
}
.menu a:hover{border-color:var(--border); color:var(--text)}
.menu a.active{border-color:rgba(94,234,212,.45); color:var(--text)}
.hero{
  padding:22px 0 8px;
}
.hero h1{margin:0 0 8px; font-size:26px}
.hero p{margin:0; color:var(--muted); max-width:70ch}
.ctaRow{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  text-decoration:none;
  padding:10px 14px; border-radius:999px;
  border:1px solid var(--border);
  background: rgba(15,27,51,.6);
  color:var(--text);
  font-size:14px;
}
.btn:hover{border-color:rgba(96,165,250,.55)}
.btn.primary{
  border-color:rgba(94,234,212,.55);
  background: linear-gradient(135deg, rgba(94,234,212,.22), rgba(96,165,250,.18));
}
.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:var(--gap);
  margin:18px 0 22px;
}
.card{
  grid-column: span 12;
  background: rgba(15,27,51,.7);
  border:1px solid var(--border);
  border-radius:var(--r);
  padding:16px;
  box-shadow: var(--shadow);
}
.card h2{margin:0 0 6px; font-size:18px}
.card p{margin:0; color:var(--muted)}
.ktiles{display:grid; grid-template-columns: repeat(12, 1fr); gap:var(--gap); margin-top:14px}
.tile{
  grid-column: span 12;
  border-radius:var(--r);
  border:1px solid var(--border);
  background: rgba(15,27,51,.55);
  padding:14px;
  text-decoration:none;
  display:flex; flex-direction:column; gap:6px;
}
.tile:hover{border-color:rgba(94,234,212,.35)}
.tile .meta{display:flex; gap:10px; align-items:center; color:var(--muted); font-size:12px}
.badge{
  display:inline-flex; align-items:center; gap:6px;
  padding:3px 8px; border-radius:999px;
  border:1px solid var(--border);
  background: rgba(11,18,32,.4);
}
.sectionTitle{display:flex; align-items:baseline; justify-content:space-between; gap:10px}
.sectionTitle h2{margin:0; font-size:18px}
.sectionTitle span{color:var(--muted); font-size:12px}

.list{display:grid; grid-template-columns:repeat(12,1fr); gap:var(--gap)}
.item{
  grid-column: span 12;
  border-radius:var(--r);
  border:1px solid var(--border);
  background: rgba(15,27,51,.55);
  overflow:hidden;
}
.itemBody{padding:14px}
.item h3{margin:0 0 6px; font-size:16px}
.small{color:var(--muted); font-size:12px}
.row{display:flex; gap:10px; flex-wrap:wrap; margin-top:10px}

.thumb{
  width:100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, rgba(96,165,250,.18), rgba(94,234,212,.12));
  display:flex; align-items:center; justify-content:center;
  border-bottom:1px solid var(--border);
}
.thumb button{
  appearance:none; cursor:pointer;
  border:1px solid rgba(234,240,255,.18);
  background: rgba(11,18,32,.55);
  color:var(--text);
  padding:10px 14px;
  border-radius:999px;
  font-size:14px;
}
.thumb button:hover{border-color:rgba(94,234,212,.45)}
.videoWrap{background:#000}
video{width:100%; height:auto; display:block}

.filters{display:flex; gap:8px; flex-wrap:wrap; margin:12px 0}
.chip{
  cursor:pointer;
  font-size:13px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid var(--border);
  background: rgba(15,27,51,.55);
  color: var(--muted);
}
.chip.active{border-color:rgba(94,234,212,.45); color:var(--text)}
.chip:hover{color:var(--text)}

.disclaimer{
  margin:18px 0 28px;
  padding:14px 16px;
  border-radius:var(--r);
  border:1px solid rgba(234,240,255,.16);
  background: rgba(11,18,32,.5);
  color:var(--muted);
  font-size:13px;
}
.footer{
  border-top:1px solid var(--border);
  background: rgba(11,18,32,.55);
  color:var(--muted);
  font-size:12px;
}
.footer .container{display:flex; flex-wrap:wrap; gap:10px; align-items:center; justify-content:space-between}
hr.sep{border:0;border-top:1px solid var(--border); margin:18px 0}

.pdfBox{
  border:1px solid var(--border);
  border-radius:var(--r);
  background: rgba(15,27,51,.55);
  overflow:hidden;
}
.pdfToolbar{
  display:flex; gap:10px; flex-wrap:wrap; justify-content:space-between;
  padding:10px 12px; border-bottom:1px solid var(--border);
}
.pdfToolbar .left, .pdfToolbar .right{display:flex; gap:8px; flex-wrap:wrap; align-items:center}
.pdfToolbar button, .pdfToolbar a{
  cursor:pointer;
  border:1px solid var(--border);
  background: rgba(11,18,32,.55);
  color:var(--text);
  padding:7px 10px;
  border-radius:999px;
  text-decoration:none;
  font-size:13px;
}
.pdfToolbar button:hover, .pdfToolbar a:hover{border-color:rgba(96,165,250,.55)}
.pdfPages{padding:10px}
.pdfPages canvas{
  width:100%;
  height:auto;
  display:block;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.08);
  margin:10px 0;
  background:#fff;
}

@media (min-width:720px){
  .hero h1{font-size:34px}
  .tile{grid-column: span 6}
  .item{grid-column: span 6}
}
@media (min-width:980px){
  .tile{grid-column: span 4}
  .item{grid-column: span 4}
}