/* Gravity Pulse - Cosmic Sandbox Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg-obsidian: #070b14;
  --bg-workspace: #0d1527;
  --bg-card: rgba(13, 21, 39, 0.75);
  --cyan-glow: #38bdf8;
  --stellar-yellow: #fbbf24;
  --singularity-purple: #c084fc;
  --danger-crimson: #f43f5e;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--bg-obsidian);
  color: #e2e8f0;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Glassmorphism panels */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(56, 189, 248, 0.15);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.glass-panel-amber {
  background: rgba(19, 21, 28, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(251, 191, 36, 0.25);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.6);
}

.glass-dropdown {
  background: rgba(13, 21, 39, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.7);
}

/* Neon glows */
.glow-cyan {
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.35);
}

.glow-yellow {
  box-shadow: 0 0 15px rgba(251, 191, 36, 0.35);
}

.glow-purple {
  box-shadow: 0 0 18px rgba(192, 132, 252, 0.4);
}

.text-glow-cyan {
  text-shadow: 0 0 10px rgba(56, 189, 248, 0.6);
}

.text-glow-yellow {
  text-shadow: 0 0 10px rgba(251, 191, 36, 0.6);
}

/* Custom Tactical Range Slider */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: #1e293b;
  height: 6px;
  border-radius: 9999px;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #38bdf8;
  border: 2px solid #0f172a;
  box-shadow: 0 0 10px #38bdf8;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.25);
  background: #7dd3fc;
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #38bdf8;
  border: 2px solid #0f172a;
  box-shadow: 0 0 10px #38bdf8;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(7, 11, 20, 0.6);
}

::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.25);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(56, 189, 248, 0.5);
}

/* Pulsing beacon */
@keyframes pulse-dot {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.3);
    opacity: 0.6;
  }
}

.animate-pulse-dot {
  animation: pulse-dot 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Drawer transitions */
.drawer-transition {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
}

/* Button hover feedback */
.hud-btn {
  transition: all 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

.hud-btn:hover {
  transform: translateY(-1px);
}

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

/* Canvas cursor variants */
.canvas-default {
  cursor: crosshair;
}

.canvas-panning {
  cursor: grab;
}

.canvas-panning:active {
  cursor: grabbing;
}