/* ===========================================
   IMPROVED GLOBAL STYLES - PART 1
   Fix: Font, Scrollbar, Light Mode Header, Remove Grid
   =========================================== */

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

/* ===== CSS VARIABLES ===== */
:root {
  /* Professional Color Palette with MORE COLOR */
  --primary: #00D9FF;
  --primary-glow: rgba(0, 217, 255, 0.4);
  --secondary: #FF006E;
  --secondary-glow: rgba(255, 0, 110, 0.4);
  --accent: #8B5CF6;
  --accent-glow: rgba(139, 92, 246, 0.4);
  --success: #00F5A0;
  --warning: #FFD60A;
  
  /* Light Mode */
  --bg-light: #FFFFFF;
  --surface-light: #F8F9FA;
  --text-light: #1A1A1A;
  --text-secondary-light: #4A5568;
  --border-light: #E2E8F0;
  --header-light: #FFFFFF;
  
  /* Dark Mode */
  --bg-dark: #0A0E17;
  --surface-dark: #141824;
  --text-dark: #E2E8F0;
  --text-secondary-dark: #94A3B8;
  --border-dark: #1E293B;
  --header-dark: #0F1419;
  
  /* Typography */
  --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  
  /* Shadows with Color */
  --shadow-colored: 0 8px 32px rgba(0, 217, 255, 0.15);
  --shadow-hover: 0 12px 48px rgba(0, 217, 255, 0.25);
  --glow-primary: 0 0 20px var(--primary-glow), 0 0 40px var(--primary-glow);
  --glow-secondary: 0 0 20px var(--secondary-glow), 0 0 40px var(--secondary-glow);
  --glow-accent: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow);
}

/* ===== BASE RESET ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Light Mode Styles */
body.light-mode {
  background: var(--bg-light);
  color: var(--text-light);
}

body.light-mode .header,
body.light-mode header {
  background: var(--header-light) !important;
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* Dark Mode Styles */
body.dark-mode {
  background: var(--bg-dark);
  color: var(--text-dark);
}

body.dark-mode .header,
body.dark-mode header {
  background: var(--header-dark);
  border-bottom: 1px solid var(--border-dark);
}

/* NO BACKGROUND GRID - Remove all grid backgrounds */
body::before,
body::after,
.background-grid,
.grid-background,
[class*="grid"] {
  display: none !important;
}

/* ===== CUSTOM SCROLLBAR - Creative & Special ===== */
/* Webkit browsers (Chrome, Safari, Edge) */
::-webkit-scrollbar {
  width: 14px;
  height: 14px;
}

::-webkit-scrollbar-track {
  background: transparent;
  border-left: 2px solid transparent;
}

body.light-mode ::-webkit-scrollbar-track {
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(0, 217, 255, 0.05) 50%,
    transparent 100%
  );
}

body.dark-mode ::-webkit-scrollbar-track {
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(0, 217, 255, 0.1) 50%,
    transparent 100%
  );
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--accent) 50%,
    var(--secondary) 100%
  );
  border-radius: 10px;
  border: 3px solid transparent;
  background-clip: padding-box;
  transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(
    135deg,
    var(--secondary) 0%,
    var(--accent) 50%,
    var(--primary) 100%
  );
  box-shadow: var(--glow-primary);
  transform: scale(1.05);
}

::-webkit-scrollbar-corner {
  background: transparent;
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--primary) transparent;
}

/* ===== GLOW EFFECTS ===== */
.glow-primary {
  box-shadow: var(--glow-primary);
  transition: box-shadow 0.3s ease;
}

.glow-secondary {
  box-shadow: var(--glow-secondary);
  transition: box-shadow 0.3s ease;
}

.glow-accent {
  box-shadow: var(--glow-accent);
  transition: box-shadow 0.3s ease;
}

.glow-text-primary {
  text-shadow: 0 0 10px var(--primary-glow), 0 0 20px var(--primary-glow);
}

.glow-text-secondary {
  text-shadow: 0 0 10px var(--secondary-glow), 0 0 20px var(--secondary-glow);
}

/* ===== BACKGROUND ANIMATIONS ===== */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.floating-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: float 20s infinite ease-in-out;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: var(--primary);
  top: -10%;
  left: -10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: var(--secondary);
  top: 40%;
  right: -10%;
  animation-delay: -7s;
}

.orb-3 {
  width: 350px;
  height: 350px;
  background: var(--accent);
  bottom: -10%;
  left: 30%;
  animation-delay: -14s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -30px) scale(1.1);
  }
  66% {
    transform: translate(-20px, 20px) scale(0.9);
  }
}

/* ===== SCROLL ANIMATIONS ===== */
.scroll-fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.scroll-slide-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.scroll-slide-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scroll-scale-up {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-scale-up.visible {
  opacity: 1;
  transform: scale(1);
}

/* ===== INTERACTIVE ANIMATIONS ===== */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.hover-glow {
  position: relative;
  transition: all 0.3s ease;
}

.hover-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg, var(--primary), var(--accent), var(--secondary));
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
  filter: blur(10px);
}

.hover-glow:hover::before {
  opacity: 0.7;
}

/* ===== BUTTON IMPROVEMENTS ===== */
.btn {
  font-family: var(--font-primary);
  font-weight: 500;
  padding: 12px 32px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-primary);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: white;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-secondary);
}

/* ===== CARD IMPROVEMENTS ===== */
.card {
  background: var(--surface-light);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
  transition: all 0.3s ease;
}

body.dark-mode .card {
  background: var(--surface-dark);
  border-color: var(--border-dark);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-colored);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  ::-webkit-scrollbar {
    width: 8px;
  }
  
  .floating-orb {
    filter: blur(60px);
    opacity: 0.1;
  }
}