@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg-dark: #06080e;
  --bg-card: #0b101d;
  --bg-card-hover: #101728;
  --bg-surface: #141c30;
  
  --amber-primary: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.25);
  --amber-light: #fbbf24;

  --cyan-primary: #06b6d4;
  --cyan-glow: rgba(6, 182, 212, 0.22);
  --cyan-light: #38bdf8;

  --emerald-primary: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.25);
  --emerald-light: #34d399;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(255, 255, 255, 0.16);
  
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'Inter', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-dark);
  color: #e2e8f0;
  font-family: var(--font-sans);
  overflow-x: hidden;
  selection-background-color: rgba(245, 158, 11, 0.3);
  selection-color: #ffffff;
}

::selection {
  background: rgba(245, 158, 11, 0.3);
  color: #fff;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #06080e;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}
::-webkit-scrollbar-thumb:hover {
  background: #f59e0b;
}

/* Typography Helpers */
.font-mono {
  font-family: var(--font-mono);
}
.font-display {
  font-family: var(--font-display);
}
.font-sans {
  font-family: var(--font-sans);
}

/* Cyber Industrial Grid Background */
.cyber-grid {
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
}

.cyber-grid-radial-mask {
  mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
}

.cyber-dots-bg {
  background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Glassmorphism Panels */
.glass-panel {
  background: rgba(11, 16, 29, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-panel-amber {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.03) 0%, rgba(11, 16, 29, 0.8) 100%);
  border: 1px solid rgba(245, 158, 11, 0.15);
  box-shadow: 0 10px 30px -10px rgba(245, 158, 11, 0.1);
}

.glass-panel-cyan {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.03) 0%, rgba(11, 16, 29, 0.8) 100%);
  border: 1px solid rgba(6, 182, 212, 0.15);
  box-shadow: 0 10px 30px -10px rgba(6, 182, 212, 0.1);
}

/* Mouse Tracking Spotlight Card Effect */
.spotlight-card {
  position: relative;
  overflow: hidden;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: border-color 0.3s ease, transform 0.25s ease, box-shadow 0.3s ease;
}

.spotlight-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: radial-gradient(
    650px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(245, 158, 11, 0.45),
    transparent 40%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.spotlight-card:hover::before {
  opacity: 1;
}

.spotlight-card:hover {
  border-color: rgba(245, 158, 11, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -10px rgba(0, 0, 0, 0.5), 0 0 20px -5px rgba(245, 158, 11, 0.15);
}

/* Glowing Elements */
.glow-amber-box {
  box-shadow: 0 0 25px -4px rgba(245, 158, 11, 0.35);
}

.glow-cyan-box {
  box-shadow: 0 0 25px -4px rgba(6, 182, 212, 0.35);
}

.glow-emerald-box {
  box-shadow: 0 0 25px -4px rgba(16, 185, 129, 0.35);
}

/* Text Gradients */
.gradient-text-amber {
  background: linear-gradient(135deg, #ffffff 0%, #fed7aa 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #ffffff 0%, #a5f3fc 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-emerald {
  background: linear-gradient(135deg, #ffffff 0%, #a7f3d0 50%, #10b981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Terminal & Console Styles */
.terminal-window {
  background: #070b13;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.terminal-header {
  background: #0d1320;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.terminal-dot-red { background: #ef4444; box-shadow: 0 0 6px rgba(239, 68, 68, 0.4); }
.terminal-dot-yellow { background: #f59e0b; box-shadow: 0 0 6px rgba(245, 158, 11, 0.4); }
.terminal-dot-green { background: #10b981; box-shadow: 0 0 6px rgba(16, 185, 129, 0.4); }

/* Blinking Cursor */
.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background-color: #f59e0b;
  margin-left: 4px;
  vertical-align: middle;
  animation: cursorBlink 1s infinite;
}

@keyframes cursorBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* Ambient Pulse Badge */
.pulse-badge-amber {
  position: relative;
}
.pulse-badge-amber::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: 9999px;
  border: 2px solid #f59e0b;
  animation: badgeRipple 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes badgeRipple {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* Cyber Button Styles */
.btn-cyber-primary {
  position: relative;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #050811;
  font-weight: 600;
  border: 1px solid rgba(251, 191, 36, 0.4);
  box-shadow: 0 0 20px -3px rgba(245, 158, 11, 0.4);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-cyber-primary:hover {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  box-shadow: 0 0 28px 2px rgba(245, 158, 11, 0.6);
  transform: translateY(-2px);
  color: #000;
}

.btn-cyber-secondary {
  position: relative;
  background: rgba(15, 23, 42, 0.6);
  color: #f1f5f9;
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  transition: all 0.25s ease;
}

.btn-cyber-secondary:hover {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.4);
  color: #fbbf24;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* Ambient Cursor Follower (Desktop only) */
#cursor-glow {
  pointer-events: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.05) 0%, rgba(6, 182, 212, 0.03) 40%, transparent 70%);
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: opacity 0.3s ease;
}

/* Floating Animation */
@keyframes floatGentle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.animate-float {
  animation: floatGentle 5s ease-in-out infinite;
}

/* Project Filter Transition */
.project-card {
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card.is-hidden {
  display: none !important;
  opacity: 0;
  transform: scale(0.96);
}

/* Micro-interaction utility */
.hover-lift {
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.hover-lift:hover {
  transform: translateY(-3px);
}