:root{
  --bg:#0b0c10;
  --card:#121316;
  --text:#e8e8e8;
  --muted:#a5a7ac;
  --brand:#2dd4bf;
  --brand-ink:#073b36;
  --ring:#68fff0;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.container{max-width:1100px;margin:0 auto;padding:24px}

.site-header{
  position:sticky;top:0;z-index:10;
  background:linear-gradient(180deg, rgba(11,12,16,0.95), rgba(11,12,16,0.6) 90%, rgba(11,12,16,0));
  border-bottom:1px solid #1e2126;
  backdrop-filter:saturate(120%) blur(8px);
  text-align:center;
}
.site-header h1{margin:8px 0 4px;letter-spacing:0.5px}
.tagline{margin:0 0 8px;color:var(--muted)}

.products{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap:20px;
  margin-top:24px;
}

.card{
  background:var(--card);
  border:1px solid #1e2126;
  border-radius:16px;
  padding:20px;
  box-shadow:0 6px 30px rgba(0,0,0,0.35);
}
.card h2{margin:8px 0 6px}
.card .desc{color:var(--muted);margin:0 0 12px}
.card .version{color:var(--muted);margin:0 0 16px}

.logo{
  display:block;
  width:120px;
  height:auto;
  margin:8px 0 6px;
  filter:drop-shadow(0 6px 16px rgba(0,0,0,0.4));
}

.btn{
  width:100%;
  padding:12px 16px;
  border:0;
  border-radius:12px;
  cursor:pointer;
  font-weight:600;
  letter-spacing:0.2px;
}
.btn-primary{
  background:linear-gradient(180deg, var(--brand), #22b3a1);
  color:#0b0c10;
  box-shadow:0 0 0 0 rgba(104,255,240,0);
  transition: box-shadow .2s ease, transform .05s ease;
}
.btn-primary:hover{box-shadow:0 0 0 3px rgba(104,255,240,.25)}
.btn-primary:active{transform:translateY(1px)}

.videos{margin:40px 0 24px}
.videos h2{margin:0 0 8px}

.tabs{display:flex;gap:8px;margin:8px 0 16px}
.tab{
  padding:10px 14px;border-radius:12px;border:1px solid #1e2126;
  background:#0e1014;color:var(--text);cursor:pointer
}
.tab.active{background:var(--brand);color:var(--brand-ink);border-color:transparent}

.tab-panel{display:none}
.tab-panel.active{display:block}

/* Compact video grid for hundreds of items */
.video-grid.compact{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap:10px;
}
.video-card{
  display:block;
  text-decoration:none;
  color:inherit;
  border:1px solid #1e2126;
  background:var(--card);
  border-radius:12px;
  overflow:hidden;
  transition:transform .06s ease, box-shadow .15s ease, border-color .15s ease;
}
.video-card:hover{
  transform:translateY(-1px);
  border-color:#2a2f37;
  box-shadow:0 10px 26px rgba(0,0,0,0.35);
}
.thumb{
  position:relative;
  aspect-ratio:16/9;
  background:#000;
  display:flex;
  align-items:center;
  justify-content:center;
}
.thumb img{
  max-width:70%;
  max-height:70%;
  object-fit:contain;
  filter:drop-shadow(0 8px 24px rgba(0,0,0,0.5));
}
.play-badge{
  position:absolute;
  right:8px;
  bottom:6px;
  background:rgba(0,0,0,0.6);
  border:1px solid rgba(255,255,255,0.25);
  padding:4px 8px;
  border-radius:999px;
  font-weight:700;
  line-height:1;
  font-size:12px;
}
.caption{
  padding:8px 10px;
}
.caption .title{
  font-weight:700;
  margin-bottom:2px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.caption .meta{
  color:var(--muted);
  font-size:0.85rem;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.site-footer{
  border-top:1px solid #1e2126;
  margin-top:24px;
}
.site-footer small{color:var(--muted)}

/* Lightbox */
.lightbox[hidden]{display:none}
.lightbox{
  position:fixed; inset:0; background:rgba(0,0,0,0.7);
  display:flex; align-items:center; justify-content:center;
  z-index:1000;
}
.lightbox-inner{
  background:#000; border-radius:12px; padding:10px; width:min(92vw, 980px);
  box-shadow:0 10px 40px rgba(0,0,0,0.6); border:1px solid #1e2126;
}
.lightbox-body video{ width:100%; height:auto; display:block; border-radius:8px; }
.lightbox-close{
  position:absolute; top:16px; right:16px;
  background:rgba(0,0,0,0.6); color:#fff; border:1px solid rgba(255,255,255,0.25);
  border-radius:10px; padding:6px 10px; cursor:pointer; font-size:20px;
}

/* ---- Header action buttons (top-right) ---- */
.site-header, .site-header .container, .header .wrap, header .container { position: relative; }
.header-actions{ position:absolute; top:14px; right:24px; display:flex; gap:8px; z-index:20; }
.nav-btn{ display:inline-flex; align-items:center; justify-content:center; padding:8px 12px; border-radius:10px;
  font-weight:700; letter-spacing:.2px; border:1px solid #1e2126; background:#0e1014; color:var(--text, #f2f2f2);
  text-decoration:none; transition:box-shadow .15s ease, transform .05s ease, border-color .15s ease; white-space:nowrap; }
.nav-btn:hover{ border-color:#2a2f37; box-shadow:0 6px 22px rgba(0,0,0,.35); }
.nav-btn:active{ transform:translateY(1px); }
.nav-btn.cta{ background:linear-gradient(180deg, var(--brand, #0aa37a), #22b3a1); color:var(--brand-ink, #061a14); border-color:transparent; }
.nav-btn.cta:hover{ box-shadow:0 0 0 3px rgba(104,255,240,.25); }