/* Nextelco KB - Futuristic UI */
:root {
  --nkb-bg: #0a0f1f;
  --nkb-card: rgba(255,255,255,0.06);
  --nkb-glow: rgba(0, 200, 255, 0.55);
  --nkb-text: #e6f0ff;
  --nkb-muted: #9fb3c8;
  --nkb-accent: #51f0ff;
  --nkb-gradient: linear-gradient(135deg, #00e0ff 0%, #937bff 100%);
}

.nkb-hero {
  background: radial-gradient(1200px 400px at 20% -10%, rgba(81,240,255,0.25), transparent),
              radial-gradient(1200px 400px at 80% 110%, rgba(147,123,255,0.25), transparent),
              var(--nkb-bg);
  padding: 64px 24px;
  color: var(--nkb-text);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.nkb-hero-inner h2 {
  font-size: 48px;
  letter-spacing: .5px;
  margin: 0 0 12px 0;
  background: var(--nkb-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nkb-hero-inner p { color: var(--nkb-muted); margin: 0; }

.nkb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  padding: 24px;
  background: var(--nkb-bg);
}

.nkb-card {
  position: relative;
  border-radius: 16px;
  padding: 20px;
  background: var(--nkb-card);
  backdrop-filter: blur(12px);
  color: var(--nkb-text);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.06), 0 12px 24px rgba(0,0,0,0.35);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.nkb-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 0 1px rgba(81,240,255,0.3), 0 24px 48px rgba(0,0,0,0.5);
}

.nkb-card-glow {
  position: absolute;
  inset: -40% -20% auto auto;
  height: 140px; width: 140px;
  background: radial-gradient(closest-side, var(--nkb-glow), transparent);
  opacity: .55;
  filter: blur(20px);
  pointer-events: none;
}

.nkb-card h3 {
  margin-top: 0;
  font-size: 20px;
}

.nkb-list {
  list-style: none;
  padding: 0; margin: 12px 0 16px 0;
}
.nkb-list li { margin: 6px 0; }
.nkb-list a { color: var(--nkb-accent); text-decoration: none; }
.nkb-list a:hover { text-decoration: underline; }

.nkb-chip {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(81,240,255,0.35);
  color: var(--nkb-text);
  text-decoration: none;
  font-size: 12px;
}

.nkb-single {
  background: var(--nkb-bg);
  color: var(--nkb-text);
  min-height: 100vh;
  padding: 24px;
}
.nkb-article {
  max-width: 1100px; margin: 0 auto;
  background: var(--nkb-card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.35);
  backdrop-filter: blur(10px);
}
.nkb-title {
  margin: 0 0 6px 0;
  background: var(--nkb-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nkb-meta { margin-bottom: 16px; }
.nkb-doc-embed iframe {
  border-radius: 12px;
  background: #fff;
}
.nkb-loom { margin-top: 24px; }
.nkb-loom h3 {
  margin: 0 0 8px 0;
  color: var(--nkb-text);
}
.nkb-loom-wrap iframe {
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.4);
}
.nkb-muted { color: var(--nkb-muted); }