/* Core Design System & Global Styling - AAA Gaming Menu */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Orbitron:wght@500;600;700;800;900&family=Rajdhani:wght@500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg-void: #04060a;
  --bg-surface: #0a0e17;
  --bg-card: rgba(14, 21, 35, 0.75);
  --bg-card-hover: rgba(20, 32, 54, 0.88);
  --border-dim: rgba(0, 242, 254, 0.16);
  --border-bright: #00f2fe;
  --border-purple: #a855f7;
  
  --cyan: #00f2fe;
  --blue: #3b82f6;
  --purple: #a855f7;
  --green: #38ef7d;
  --amber: #f59e0b;
  --red: #ef4444;

  --text-main: #f1f5f9;
  --text-dim: #94a3b8;
  --text-muted: #8496ad;
  --text-bright: #ffffff;

  --font-display: 'Orbitron', -apple-system, sans-serif;
  --font-tech: 'Rajdhani', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;

  --hud-radius: 4px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-void);
  color: var(--text-main);
  font-family: var(--font-body);
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

/* Background Canvas & Ambient Wallpaper */
#bgCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
}

.ambient-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: url('../assets/gaming_hub_bg.jpg') no-repeat center center/cover;
  opacity: 0.18;
  filter: saturate(1.2) contrast(1.1);
  z-index: 0;
  pointer-events: none;
}

.ambient-vignette {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at center, transparent 35%, rgba(4, 6, 10, 0.85) 85%, #04060a 100%);
  z-index: 1;
  pointer-events: none;
}

/* Game Interface Grid Container */
.game-interface-root {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  z-index: 2;
  overflow: hidden;
}

/* Custom Tactical Scrollbars */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: rgba(10, 14, 23, 0.7);
}
::-webkit-scrollbar-thumb {
  background: var(--cyan);
  border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover {
  background: #38ef7d;
}

/* Glassmorphism Tactical Card */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-dim);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  position: relative;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--border-bright);
  border-left: 2px solid var(--border-bright);
  pointer-events: none;
}

.glass-card::after {
  content: '';
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 8px;
  height: 8px;
  border-bottom: 2px solid var(--border-bright);
  border-right: 2px solid var(--border-bright);
  pointer-events: none;
}

/* HUD Buttons */
.hud-button {
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-bright);
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  cursor: pointer;
  position: relative;
  text-transform: uppercase;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hud-button:hover {
  background: var(--cyan);
  color: #04060a;
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.5);
  transform: translateY(-1px);
}

.hud-button:active {
  transform: translateY(1px);
}