/* Games-Portal – "Neon Arcade" Styling.
   Dunkler BG, Neon-/Verlaufsakzente, Karten mit Glow beim Hover. */

:root {
  --bg:        #0a0a14;
  --bg-2:      #12122a;
  --fg:        #e8e8ff;
  --muted:     #8a8ab0;
  --accent:    #00e5ff;          /* default; pro Karte via --accent überschreibbar */
  --accent-2:  #ff00e5;
  --card-bg:   rgba(255, 255, 255, 0.035);
  --card-brd:  rgba(255, 255, 255, 0.09);
  --radius:    16px;
  --maxw:      1100px;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 50% -10%, var(--bg-2), var(--bg) 60%);
  color: var(--fg);
  font: 16px/1.5 ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Dezentes Neon-Gitter im Hintergrund */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 0, 229, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(900px 500px at 50% 0%, #000 30%, transparent 80%);
}

/* Header */
.portal-header {
  text-align: center;
  padding: clamp(2.5rem, 8vw, 5rem) 1.25rem 1.5rem;
}
.logo {
  margin: 0;
  font-size: clamp(2.75rem, 11vw, 5.5rem);
  font-weight: 900;
  letter-spacing: 0.12em;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 18px rgba(0, 229, 255, 0.45))
          drop-shadow(0 0 36px rgba(255, 0, 229, 0.25));
}
.tagline {
  margin: 0.6rem 0 0;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* Karten-Grid */
.portal {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
  flex: 1;
}
.grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}

/* Karte */
.card {
  position: relative;
  border: 1px solid var(--card-brd);
  border-radius: var(--radius);
  background: var(--card-bg);
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.card-link,
.card { display: flex; }
.card-link {
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.3rem 1.3rem 1.4rem;
  text-decoration: none;
  color: inherit;
}
.card--soon {
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.3rem 1.3rem 1.4rem;
  opacity: 0.72;
}

/* Neon-Rand-Glow beim Hover (nur spielbare Karten) */
.card:not(.card--soon):hover,
.card:not(.card--soon):focus-within {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 70%, transparent);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent),
    0 14px 40px -12px color-mix(in srgb, var(--accent) 55%, transparent),
    0 0 60px -20px var(--accent);
}

.card-icon { font-size: 2.4rem; line-height: 1; margin-bottom: 0.3rem; }
.card-cat {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 700;
}
.card-title { font-size: 1.25rem; font-weight: 800; }
.card-desc { color: var(--muted); font-size: 0.92rem; flex: 1; }
.card-cta {
  margin-top: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.03em;
}
.card-cta--soon { color: var(--muted); }

/* Leerzustand */
.empty { color: var(--muted); text-align: center; padding: 3rem 1rem; }
.empty code {
  background: rgba(255, 255, 255, 0.07);
  padding: 0.1em 0.4em;
  border-radius: 6px;
}

/* Footer */
.portal-footer {
  text-align: center;
  padding: 1.5rem 1rem 2.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
  .card:not(.card--soon):hover { transform: none; }
}