/* ============================================================
   VITALITY OPTIMIZATION - MODERN STYLES
   Professional-grade website with Lusion-inspired design
   ============================================================ */

/* ============================================================
   CSS VARIABLES & CUSTOM PROPERTIES
   ============================================================ */
:root {
  /* Color Palette - Professional Purple Theme */
  --primary: #7534b3;
  --primary-light: #8b1cfb;
  --primary-dark: #4a1c7a;
  --primary-rgb: 117, 52, 179;
  
  --accent: #9147ff;
  --accent-light: #b57bff;
  --accent-dark: #7225e3;
  --accent-rgb: 145, 71, 255;
  
  --bg-dark: #0a0a0a;
  --bg-darker: #050505;
  --bg-light: #1a1a1a;
  --bg-lighter: #2a2a2a;
  
  --text-light: #f8f8f8;
  --text-dim: rgba(255, 255, 255, 0.6);
  --text-muted: rgba(255, 255, 255, 0.4);
  
  --border-light: rgba(255, 255, 255, 0.1);
  --border-medium: rgba(255, 255, 255, 0.2);
  --border-dark: rgba(255, 255, 255, 0.05);
  
  /* Typography */
  --font-heading: 'Clash Display', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;   /* 4px */
  --space-sm: 0.5rem;    /* 8px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4rem;     /* 64px */
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 20px rgba(var(--accent-rgb), 0.3);
  --shadow-2xl: 0 25px 35px rgba(0, 0, 0, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.76, 0, 0.24, 1);
  --transition-medium: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
}

/* ============================================================
   TYPOGRAPHY IMPORTS
   ============================================================ */
@import url('https://api.fontshare.com/v2/css?f[]=clash-display@500,600,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

/* ============================================================
   BASE STYLES & RESETS
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-light);
  background-color: var(--bg-dark);
  overflow-x: hidden;
  opacity: 1;
  transition: opacity var(--transition-slow);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.loaded {
  opacity: 1;
}

/* Typography Elements */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

h1 { font-size: clamp(2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.5rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 3vw, 2rem); }
h4 { font-size: clamp(1.125rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--text-light) !important;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}



button,
.button {
  cursor: none;
  font-family: var(--font-body);
  border: none;
  background: none;
  color: inherit;
  transition: all var(--transition-fast);
}

/* ============================================================
   LAYOUT & GRID SYSTEM
   ============================================================ */
.container {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }

/* Responsive Grid */
@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .xl\:grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
  .xl\:grid-cols-12 { grid-template-columns: repeat(12, 1fr); }
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

/* Spacing */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mr-0 { margin-right: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }

.m-1 { margin: var(--space-xs); }
.mt-1 { margin-top: var(--space-xs); }
.mr-1 { margin-right: var(--space-xs); }
.mb-1 { margin-bottom: var(--space-xs); }
.ml-1 { margin-left: var(--space-xs); }

.m-2 { margin: var(--space-sm); }
.mt-2 { margin-top: var(--space-sm); }
.mr-2 { margin-right: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-sm); }
.ml-2 { margin-left: var(--space-sm); }

.m-3 { margin: var(--space-md); }
.mt-3 { margin-top: var(--space-md); }
.mr-3 { margin-right: var(--space-md); }
.mb-3 { margin-bottom: var(--space-md); }
.ml-3 { margin-left: var(--space-md); }

.m-4 { margin: var(--space-lg); }
.mt-4 { margin-top: var(--space-lg); }
.mr-4 { margin-right: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-lg); }
.ml-4 { margin-left: var(--space-lg); }

.m-5 { margin: var(--space-xl); }
.mt-5 { margin-top: var(--space-xl); }
.mr-5 { margin-right: var(--space-xl); }
.mb-5 { margin-bottom: var(--space-xl); }
.ml-5 { margin-left: var(--space-xl); }

.m-6 { margin: var(--space-2xl); }
.mt-6 { margin-top: var(--space-2xl); }
.mr-6 { margin-right: var(--space-2xl); }
.mb-6 { margin-bottom: var(--space-2xl); }
.ml-6 { margin-left: var(--space-2xl); }

/* Padding */
.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pr-0 { padding-right: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }

.p-1 { padding: var(--space-xs); }
.pt-1 { padding-top: var(--space-xs); }
.pr-1 { padding-right: var(--space-xs); }
.pb-1 { padding-bottom: var(--space-xs); }
.pl-1 { padding-left: var(--space-xs); }

.p-2 { padding: var(--space-sm); }
.pt-2 { padding-top: var(--space-sm); }
.pr-2 { padding-right: var(--space-sm); }
.pb-2 { padding-bottom: var(--space-sm); }
.pl-2 { padding-left: var(--space-sm); }

.p-3 { padding: var(--space-md); }
.pt-3 { padding-top: var(--space-md); }
.pr-3 { padding-right: var(--space-md); }
.pb-3 { padding-bottom: var(--space-md); }
.pl-3 { padding-left: var(--space-md); }

.p-4 { padding: var(--space-lg); }
.pt-4 { padding-top: var(--space-lg); }
.pr-4 { padding-right: var(--space-lg); }
.pb-4 { padding-bottom: var(--space-lg); }
.pl-4 { padding-left: var(--space-lg); }

.p-5 { padding: var(--space-xl); }
.pt-5 { padding-top: var(--space-xl); }
.pr-5 { padding-right: var(--space-xl); }
.pb-5 { padding-bottom: var(--space-xl); }
.pl-5 { padding-left: var(--space-xl); }

.p-6 { padding: var(--space-2xl); }
.pt-6 { padding-top: var(--space-2xl); }
.pr-6 { padding-right: var(--space-2xl); }
.pb-6 { padding-bottom: var(--space-2xl); }
.pl-6 { padding-left: var(--space-2xl); }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* Text Colors */
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-light { color: var(--text-light); }
.text-dim { color: var(--text-dim); }
.text-muted { color: var(--text-muted); }

/* Background Colors */
.bg-primary { background-color: var(--primary); }
.bg-accent { background-color: var(--accent); }
.bg-dark { background-color: var(--bg-dark); }
.bg-darker { background-color: var(--bg-darker); }
.bg-light { background-color: var(--bg-light); }
.bg-lighter { background-color: var(--bg-lighter); }

/* ============================================================
   CUSTOM CURSOR SYSTEM
   ============================================================ */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 16px;
  height: 16px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-tooltip);
  mix-blend-mode: difference;
  transition: all var(--transition-fast);
  transform: translate(-50%, -50%);
}

.cursor-follower {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-tooltip);
  transition: all var(--transition-medium);
  transform: translate(-50%, -50%);
}

.cursor-text {
  position: fixed;
  top: 0;
  left: 0;
  background: var(--bg-darker);
  color: var(--text-light);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  pointer-events: none;
  z-index: var(--z-tooltip);
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: all var(--transition-medium);
  white-space: nowrap;
}

.cursor-text.active {
  opacity: 1;
  transform: translate(-50%, -50%) translateY(-30px);
}

/* Cursor States */
.cursor-hover .cursor-follower {
  width: 60px;
  height: 60px;
  border-color: var(--accent-light);
  background: rgba(var(--accent-rgb), 0.1);
}

.cursor-click .cursor-follower {
  width: 20px;
  height: 20px;
  background: var(--accent);
}

.cursor-view .cursor-follower {
  width: 80px;
  height: 80px;
  border-color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
}

/* Hide cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
  .custom-cursor,
  .cursor-follower,
  .cursor-text {
    display: none;
  }
}

/* ============================================================
   IMMERSIVE NAVIGATION
   ============================================================ */
.modern-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
}

.modern-sidebar.active {
  opacity: 1;
  visibility: visible;
}

.sidebar-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.modern-sidebar.active .sidebar-backdrop {
  opacity: 1;
}

.sidebar-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 400px;
  height: 100%;
  background: var(--bg-darker);
  border-left: 1px solid var(--border-light);
  transform: translateX(100%);
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
}

.modern-sidebar.active .sidebar-content {
  transform: translateX(0);
}

.sidebar-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sidebar-header .logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-light);
}

.sidebar-header .logo img {
  width: 32px;
  height: 32px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-xl);
}

.sidebar-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.sidebar-nav li {
  opacity: 0;
  transform: translateX(20px);
  transition: all var(--transition-medium);
}

.modern-sidebar.active .sidebar-nav li {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered animation delays */
.sidebar-nav li:nth-child(1) { transition-delay: 0.1s; }
.sidebar-nav li:nth-child(2) { transition-delay: 0.15s; }
.sidebar-nav li:nth-child(3) { transition-delay: 0.2s; }
.sidebar-nav li:nth-child(4) { transition-delay: 0.25s; }
.sidebar-nav li:nth-child(5) { transition-delay: 0.3s; }
.sidebar-nav li:nth-child(6) { transition-delay: 0.35s; }
.sidebar-nav li:nth-child(7) { transition-delay: 0.4s; }
.sidebar-nav li:nth-child(8) { transition-delay: 0.45s; }
.sidebar-nav li:nth-child(9) { transition-delay: 0.5s; }

.sidebar-nav a {
  display: block;
  padding: var(--space-md);
  color: var(--text-dim);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.sidebar-nav a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(var(--accent-rgb), 0.1), transparent);
  transition: left var(--transition-medium);
}

.sidebar-nav a:hover {
  color: var(--text-light);
  background: rgba(var(--accent-rgb), 0.1);
}

.sidebar-nav a:hover::before {
  left: 100%;
}

.sidebar-footer {
  padding: var(--space-xl);
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  opacity: 0;
  transform: translateY(20px);
}

.modern-sidebar.active .social-link {
  opacity: 1;
  transform: translateY(0);
}

.social-link:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.social-link img {
  width: 20px;
  height: 20px;
}

.copyright {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-medium);
  transition-delay: 0.6s;
}

.modern-sidebar.active .copyright {
  opacity: 1;
  transform: translateY(0);
}

/* Menu Toggle Button */
.menu-toggle {
  position: fixed;
  top: var(--space-xl);
  right: var(--space-xl);
  width: 50px;
  height: 50px;
  background: rgba(var(--accent-rgb), 0.1);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  cursor: none;
  z-index: var(--z-fixed);
  transition: all var(--transition-medium);
  display: flex;
  align-items: center;
  justify-content: center;
}

.menu-toggle:hover {
  background: rgba(var(--accent-rgb), 0.2);
  border-color: var(--accent);
  transform: scale(1.05);
}

.menu-icon {
  width: 20px;
  height: 16px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.menu-icon span {
  width: 100%;
  height: 2px;
  background: var(--text-light);
  border-radius: 1px;
  transition: all var(--transition-medium);
  transform-origin: center;
}

.menu-toggle.active .menu-icon span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active .menu-icon span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .menu-icon span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Body state when menu is open */
body.menu-open {
  overflow: hidden;
}

/* ============================================================
   PRELOADER
   ============================================================ */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-darker);
  z-index: var(--z-toast);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition-medium);
}

.preloader-hidden {
  opacity: 0;
  pointer-events: none;
}

.preloader-hidden .preloader-progress-bar,
.preloader-hidden .preloader-logo {
  transform: scale(0.8);
}

.preloader-hidden .preloader-logo {
  opacity: 0;
}

.preloader-content {
  text-align: center;
  max-width: 300px;
}

.preloader-logo {
  margin-bottom: var(--space-xl);
  transition: all var(--transition-medium);
}

.preloader-logo img {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

.preloader-progress-container {
  margin-bottom: var(--space-lg);
}

.preloader-progress-bar {
  width: 100%;
  height: 4px;
  background: var(--bg-light);
  border-radius: var(--radius-full);
  overflow: hidden;
  transition: transform var(--transition-medium);
}

.preloader-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-full);
  width: 0%;
  transition: width var(--transition-fast);
}

.preloader-counter {
  font-size: 0.875rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* ============================================================
   SCROLL INDICATOR
   ============================================================ */
.scroll-indicator {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--bg-light);
  z-index: var(--z-fixed);
}

.scroll-indicator-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  width: 0%;
  transition: width var(--transition-fast);
}

/* ============================================================
   ANIMATION CLASSES
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-medium);
}

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

.fade-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: all var(--transition-medium);
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all var(--transition-medium);
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all var(--transition-medium);
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-medium);
}

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

/* ============================================================
   MAGNETIC BUTTONS
   ============================================================ */
.magnetic-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--text-light);
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: none;
  transition: all var(--transition-medium);
  overflow: hidden;
}

.magnetic-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.magnetic-button:hover::before {
  opacity: 1;
}

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

.magnetic-button .button-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* ============================================================
   WEBGL BACKGROUND
   ============================================================ */
.webgl-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.webgl-background.visible {
  opacity: 1;
}

.webgl-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}



/* ============================================================
   PROJECT GRID
   ============================================================ */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  padding: var(--space-3xl) var(--space-xl);
}

.project-item {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-medium);
  border: 1px solid var(--border-light);
}

.project-image {
  width: 100%;
  height: 200px;
  background: var(--bg-lighter);
  position: relative;
  overflow: hidden;
}

.project-content {
  padding: var(--space-xl);
}

.project-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.project-category {
  color: var(--text-dim);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent);
}

.project-item:hover .project-image {
  transform: scale(1.05);
}

.project-item:hover .project-content {
  background: rgba(var(--accent-rgb), 0.05);
}

/* ============================================================
   FEATURE SECTIONS
   ============================================================ */
.feature-section {
  padding: var(--space-3xl) var(--space-xl);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-subtitle {
  text-align: center;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.feature-item {
  background: var(--bg-light);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  transition: all var(--transition-medium);
  text-align: center;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.feature-description {
  color: var(--text-dim);
  line-height: 1.6;
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent);
}

/* ============================================================
   DOCUMENTATION STYLES
   ============================================================ */
.documentation-container {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-2xl);
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl);
}

.documentation-sidebar {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  height: fit-content;
  position: sticky;
  top: var(--space-xl);
  border: 1px solid var(--border-light);
}

.search-container {
  margin-bottom: var(--space-xl);
}

.search-container input {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-darker);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-light);
  font-size: 0.875rem;
}

.search-container input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}

.sidebar-nav a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--text-dim);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-size: 0.875rem;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  color: var(--text-light);
  background: rgba(var(--accent-rgb), 0.1);
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }
  
  .menu-toggle {
    top: var(--space-lg);
    right: var(--space-lg);
  }
  
  .sidebar-header,
  .sidebar-nav,
  .sidebar-footer {
    padding: var(--space-lg);
  }
  
  .sidebar-header {
    padding-top: var(--space-xl);
  }
  
  .sidebar-footer {
    padding-bottom: var(--space-xl);
  }
  
  .sidebar-nav a {
    padding: var(--space-sm) var(--space-md);
    font-size: 1rem;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .hero-description {
    font-size: clamp(1rem, 4vw, 1.25rem);
  }
  
  .section-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }
  
  .project-grid {
    grid-template-columns: 1fr;
    padding: var(--space-2xl) var(--space-lg);
  }
  
  .feature-section {
    padding: var(--space-2xl) var(--space-lg);
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .documentation-container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    padding: var(--space-2xl) var(--space-lg);
  }
  
  .documentation-sidebar {
    position: static;
    order: 2;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }
  

  
  .project-grid {
    padding: var(--space-xl) var(--space-md);
  }
  
  .feature-section {
    padding: var(--space-xl) var(--space-md);
  }
  
  .documentation-container {
    padding: var(--space-xl) var(--space-md);
  }
}

/* ============================================================
   UTILITY CLASSES FOR DOCUMENTATION
   ============================================================ */
.text-accent {
  color: var(--accent);
}

/* Additional utility classes can be added here as needed */

/* ============================================================
   DOCUMENTATION CONTENT STYLES
   ============================================================ */
.documentation-content {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--border-light);
}

.doc-section,
.step,
.note-container,
.warning,
.feature-list,
.feature,
.cards-container,
.card,
.requirements-table,
.requirement,
.utilities-list,
.utility,
.tools-grid,
.tool-card,
.issues-list,
.issue,
.support-cta {
  margin-bottom: var(--space-xl);
}

.doc-section:hover {
  background: rgba(var(--accent-rgb), 0.02);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.sidebar-nav a.active {
  background: rgba(var(--accent-rgb), 0.15);
  color: var(--accent);
  border-left: 3px solid var(--accent);
  padding-left: calc(var(--space-md) - 3px);
}

/* ============================================================
   WEBGL BACKGROUND RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .webgl-background {
    opacity: 0.3;
  }
}

.webgl-background.visible {
  opacity: 1;
}

.webgl-canvas {
  width: 100%;
  height: 100%;
}

/* ============================================================
   MOBILE NAVIGATION STYLES
   ============================================================ */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1000;
  position: relative;
}

.nav-toggle-line {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--text-light);
  margin: 5px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
}

.nav-toggle-active .nav-toggle-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle-active .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle-active .nav-toggle-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

.nav-menu {
  transition: all 0.3s ease;
}

.navbar-sticky {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  animation: slideDown 0.3s ease;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--accent);
  color: var(--text-light);
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 1001;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: 6px;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(0);
    opacity: 1;
  }
  to {
    transform: translateY(-100%);
    opacity: 0;
  }
}

/* ============================================================
   PERFORMANCE STATS ENHANCEMENTS
   ============================================================ */
.game-selection select {
  background: rgba(26, 26, 26, 0.8);
  border: 1px solid var(--border-light);
  color: var(--text-light);
  padding: 10px 15px;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.game-selection select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.2);
}

.fps-bar {
  position: relative;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  overflow: hidden;
  margin: 10px 0;
  height: 40px;
  border: 1px solid var(--border-light);
}

.fps-bar > div {
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 15px;
  color: var(--text-light);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: visible;
  white-space: nowrap;
  min-width: max-content;
}

.with-vitality {
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  color: var(--text-light);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.without-vitality {
  background: linear-gradient(90deg, #666, #888);
  color: var(--text-light);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  z-index: 1;
}

.boost-percentage {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.2em;
}

/* ============================================================
   SCROLL EFFECTS AND ANIMATIONS
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-medium);
}

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

.fade-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: all var(--transition-medium);
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all var(--transition-medium);
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all var(--transition-medium);
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-medium);
}

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

/* ============================================================
   ACCESSIBILITY ENHANCEMENTS
   ============================================================ */
.keyboard-navigation *:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.reduced-motion * {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
}

/* ============================================================
   RESPONSIVE DESIGN ENHANCEMENTS
   ============================================================ */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 999;
    transition: left 0.3s ease;
  }
  
  .nav-menu-active {
    left: 0;
  }
  
  .nav-menu li {
    margin: 20px 0;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
  }
  
  .nav-menu-active li {
    opacity: 1;
    transform: translateY(0);
  }
  
  .nav-menu li:nth-child(1) { transition-delay: 0.1s; }
  .nav-menu li:nth-child(2) { transition-delay: 0.15s; }
  .nav-menu li:nth-child(3) { transition-delay: 0.2s; }
  .nav-menu li:nth-child(4) { transition-delay: 0.25s; }
  .nav-menu li:nth-child(5) { transition-delay: 0.3s; }
  
  .nav-menu a {
    font-size: 1.5rem;
    padding: 15px 30px;
    border-radius: 8px;
    transition: all 0.3s ease;
  }
  
  .nav-menu a:hover {
    background: rgba(var(--accent-rgb), 0.1);
    transform: scale(1.05);
  }
  
  body.nav-open {
    overflow: hidden;
  }
  
  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  .hero-description {
    font-size: clamp(1rem, 4vw, 1.2rem);
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .performance-comparison {
    flex-direction: column;
    gap: 30px;
  }
  
  .performance-image,
  .performance-stats {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .nav-menu a {
    font-size: 1.3rem;
    padding: 12px 25px;
  }
  
  .hero-title {
    font-size: clamp(1.8rem, 10vw, 2.5rem);
  }
  
  .cta-button {
    padding: 12px 25px;
    font-size: 1rem;
  }
  
  .feature-item {
    padding: 20px;
  }
  
  .performance-stats {
    padding: 20px;
  }
}

/* ============================================================
   LOADING STATES
   ============================================================ */
body.loaded .preloader {
  opacity: 0;
  pointer-events: none;
}

body.loaded .main-hero {
  opacity: 1;
  transform: translateY(0);
}



.feature-item {
  position: relative;
  overflow: hidden;
}

.feature-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent, rgba(var(--accent-rgb), 0.05), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-item:hover::before {
  opacity: 1;
}

/* ============================================================
   PERFORMANCE OPTIMIZATIONS
   ============================================================ */
.js-enabled .fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  .nav-toggle,
  .preloader,
  .webgl-background,
  .cursor-follower {
    display: none !important;
  }
  
  .main-hero {
    break-inside: avoid;
  }
  
  .feature-item {
    break-inside: avoid;
    page-break-inside: avoid;
  }
  
  .cta-button {
    border: 1px solid #000;
    background: none !important;
    color: #000 !important;
  }
}

/* ============================================================
   HERO SECTION STYLES - WINDOWS 11 WALLPAPER EFFECT
   ============================================================ */
.hero-section {
  position: relative;
  height: 110vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: url('../images/banner.png') center center/cover no-repeat;
  background-size: cover;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(10, 10, 10, 0.8) 50%, rgba(0, 0, 0, 0.9) 100%),
    radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.15) 0%, transparent 50%);
  animation: wallpaperFloat 20s ease-in-out infinite;
  z-index: 1;
}

@keyframes wallpaperFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-10px, -10px) scale(1.05); }
  50% { transform: translate(10px, -5px) scale(1.02); }
  75% { transform: translate(-5px, 10px) scale(1.03); }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
}

.hero-text-content {
  color: var(--text-light);
  max-width: 800px;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, #e0e7ff 0%, #a78bfa 50%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  line-height: 1.1;
  opacity: 1;
  transform: none;
}

.hero-description {
  font-size: clamp(1.25rem, 3vw, 2rem);
  color: var(--text-light);
  margin-bottom: var(--space-sm);
  font-weight: 500;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8);
  opacity: 1;
  transform: none;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-light);
  margin-bottom: var(--space-2xl);
  font-style: italic;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
  opacity: 1;
  transform: none;
}

.hero-cta-container {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   FROSTED GLASS BUTTONS - WINDOWS 11 STYLE WITH PURPLE GRADIENT
   ============================================================ */
.cta-button {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: linear-gradient(135deg, #7534b3 0%, #9147ff 50%, #b57bff 100%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(145, 71, 255, 0.4);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1.125rem;
  transition: all var(--transition-medium);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(117, 52, 179, 0.3), 0 0 20px rgba(145, 71, 255, 0.2);
}

.cta-button:hover {
  background: linear-gradient(135deg, #8b1cfb 0%, #a855f7 50%, #c084fc 100%);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(117, 52, 179, 0.4), 0 0 30px rgba(145, 71, 255, 0.3);
  border-color: rgba(145, 71, 255, 0.6);
}

.cta-button.secondary {
  background: linear-gradient(135deg, rgba(117, 52, 179, 0.8) 0%, rgba(145, 71, 255, 0.8) 100%);
  border: 1px solid rgba(145, 71, 255, 0.4);
  color: white;
}

.cta-button.secondary:hover {
  background: linear-gradient(135deg, rgba(139, 28, 251, 0.9) 0%, rgba(168, 85, 247, 0.9) 100%);
  border-color: rgba(145, 71, 255, 0.6);
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.cta-button:hover::before {
  left: 100%;
}

/* ============================================================
   MAGNETIC BUTTON ENHANCEMENTS WITH PURPLE GRADIENT
   ============================================================ */
.magnetic-button {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
  background: linear-gradient(135deg, #7534b3 0%, #9147ff 50%, #b57bff 100%);
  border: 1px solid rgba(145, 71, 255, 0.4);
  box-shadow: 0 4px 15px rgba(117, 52, 179, 0.3), 0 0 20px rgba(145, 71, 255, 0.2);
}

.magnetic-button:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #8b1cfb 0%, #a855f7 50%, #c084fc 100%);
  box-shadow: 0 10px 25px rgba(117, 52, 179, 0.4), 0 0 30px rgba(145, 71, 255, 0.3);
  border-color: rgba(145, 71, 255, 0.6);
}

/* ============================================================
   RESPONSIVE DESIGN FOR HERO
   ============================================================ */
@media (max-width: 768px) {
  .hero-cta-container {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .hero-description {
    font-size: clamp(1.125rem, 4vw, 1.5rem);
  }
  
  .hero-subtitle {
    margin-bottom: var(--space-xl);
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 0 var(--space-sm);
  }
  
  .hero-title {
    font-size: clamp(2rem, 12vw, 3rem);
  }
  
  .hero-description {
    font-size: clamp(0.875rem, 5vw, 1rem);
  }
  
  .hero-subtitle {
    margin-bottom: var(--space-xl);
  }
}

/* ============================================================
   SECTION STYLES
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--text-light);
}

.section-subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: var(--text-dim);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ============================================================
   FEATURE SECTION STYLES
   ============================================================ */
.feature-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-darker);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.feature-item {
  background: var(--bg-light);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.feature-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent, rgba(var(--accent-rgb), 0.05), transparent);
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.feature-item:hover {
  transform: translateY(-8px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-xl);
}

.feature-item:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.feature-item h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--text-light);
}

.feature-item p {
  color: var(--text-dim);
  line-height: 1.6;
  font-size: 1rem;
}

/* ============================================================
   ABOUT SECTION STYLES
   ============================================================ */
.about-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-dark);
}

.about-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.about-column {
  background: var(--bg-light);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  transition: all var(--transition-medium);
}

.about-column:hover {
  transform: translateY(-4px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-lg);
}

.about-column h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--text-light);
}

.about-column p {
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.about-column ul {
  color: var(--text-dim);
  line-height: 1.6;
  padding-left: var(--space-lg);
}

.about-column li {
  margin-bottom: var(--space-sm);
}

.about-column strong {
  color: var(--text-light);
}

/* ============================================================
   PERFORMANCE SECTION STYLES
   ============================================================ */
.performance-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-darker);
}

.performance-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  margin-top: var(--space-2xl);
}

.performance-image {
  text-align: center;
}

.performance-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.performance-stats {
  background: var(--bg-light);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
}

.game-selection {
  margin-bottom: var(--space-xl);
}

.game-selection h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--text-light);
}

.game-selection select {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-darker);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  color: var(--text-light);
  font-size: 1rem;
  cursor: pointer;
}

.game-selection select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}

.performance-boost h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: var(--text-light);
}

.boost-percentage {
  color: var(--accent);
  font-weight: 700;
}

.fps-comparison {
  margin-bottom: var(--space-lg);
}

.fps-bar {
  height: 40px;
  background: var(--bg-darker);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
  position: relative;
}

.fps-bar > div {
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 var(--space-md);
  color: var(--text-light);
  font-weight: 600;
  font-size: 0.875rem;
  transition: width var(--transition-medium);
}

.with-vitality {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-md);
}

.without-vitality {
  background: var(--bg-lighter);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
}

.disclaimer {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-style: italic;
  text-align: center;
}

/* Ensure performance bar text is always visible */
.fps-bar .with-vitality,
.fps-bar .without-vitality {
  position: relative;
  z-index: 2;
  text-indent: 0;
  overflow: visible;
  white-space: nowrap;
  min-width: max-content;
}

/* Ensure text is visible even when bars are at 0% width */
.fps-bar > div[style*="width: 0%"] {
  min-width: max-content !important;
  overflow: visible !important;
}

/* ============================================================
   FOOTER STYLES
   ============================================================ */
.footer {
  background: var(--bg-darker);
  padding: var(--space-3xl) 0 var(--space-2xl);
  border-top: 1px solid var(--border-light);
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
}

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
}

.footer-column h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--text-light);
}

.footer-column p {
  color: var(--text-dim);
  line-height: 1.6;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column li {
  margin-bottom: var(--space-sm);
}

.footer-column a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: var(--accent);
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 1024px) {
  .performance-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-cta-container {
    flex-direction: column;
    align-items: center;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .hero-description {
    font-size: clamp(1.125rem, 4vw, 1.5rem);
  }
  
  .section-title {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 0 var(--space-sm);
  }
  
  .feature-item,
  .about-column,
  .performance-stats {
    padding: var(--space-xl);
  }
  

  
  .hero-subtitle {
    margin-bottom: var(--space-xl);
  }
}

/* ============================================================
   ANIMATION ENHANCEMENTS
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

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

.magnetic-button {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.magnetic-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ============================================================
   ALL BUTTONS WITH PURPLE GRADIENT STYLE
   ============================================================ */
button,
.button,
.btn,
[class*="btn-"],
[class*="button-"] {
  background: linear-gradient(135deg, #7534b3 0%, #9147ff 50%, #b57bff 100%);
  border: 1px solid rgba(145, 71, 255, 0.4);
  color: white;
  transition: all var(--transition-medium);
  box-shadow: 0 4px 15px rgba(117, 52, 179, 0.3), 0 0 20px rgba(145, 71, 255, 0.2);
}

button:hover,
.button:hover,
.btn:hover,
[class*="btn-"]:hover,
[class*="button-"]:hover {
  background: linear-gradient(135deg, #8b1cfb 0%, #a855f7 50%, #c084fc 100%);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(117, 52, 179, 0.4), 0 0 30px rgba(145, 71, 255, 0.3);
  border-color: rgba(145, 71, 255, 0.6);
}

/* ============================================================
   DOWNLOAD BUTTON SPECIFIC STYLING - VIBRANT PURPLE
   ============================================================ */
.cta-button[href*="download"],
.cta-button.download,
.download-button,
[href*="download"] {
  background: linear-gradient(135deg, #8b1cfb 0%, #a855f7 50%, #c084fc 100%);
  border: 1px solid rgba(145, 71, 255, 0.6);
  box-shadow: 0 4px 15px rgba(139, 28, 251, 0.5), 0 0 30px rgba(145, 71, 255, 0.4);
  transform: scale(1.02);
}

.cta-button[href*="download"]:hover,
.cta-button.download:hover,
.download-button:hover,
[href*="download"]:hover {
  background: linear-gradient(135deg, #a855f7 0%, #c084fc 50%, #ddd6fe 100%);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 10px 25px rgba(139, 28, 251, 0.6), 0 0 40px rgba(145, 71, 255, 0.5);
  border-color: rgba(145, 71, 255, 0.8);
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.text-center {
  text-align: center;
}

/* ============================================================
   FALLBACK STYLES - Ensure content is visible even without JavaScript
   ============================================================ */
.main-hero {
  opacity: 1 !important;
  visibility: visible !important;
}

.hero-section {
  opacity: 1 !important;
  visibility: visible !important;
}

.feature-section {
  opacity: 1 !important;
  visibility: visible !important;
}

.about-section {
  opacity: 1 !important;
  visibility: visible !important;
}

.performance-section {
  opacity: 1 !important;
  visibility: visible !important;
}

.footer {
  opacity: 1 !important;
  visibility: visible !important;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }
.mb-6 { margin-bottom: var(--space-2xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }
.mt-6 { margin-top: var(--space-2xl); }

/* ============================================================
   VISIBILITY FIXES - OVERRIDE PROBLEMATIC ANIMATIONS
   ============================================================ */

/* Ensure all content is visible by default */
.fade-in,
.fade-in-up,
.fade-in-left,
.fade-in-right,
.scale-in {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

.fade-in.visible,
.fade-in-up.visible,
.fade-in-left.visible,
.fade-in-right.visible,
.scale-in.visible {
  opacity: 1 !important;
  transform: none !important;
}

/* Ensure all sections are visible */
.hero-section,
.feature-section,
.about-section,
.performance-section,
.footer,
.feature-item,
.about-column {
  opacity: 1 !important;
  visibility: visible !important;
  display: block !important;
}

/* Override any preloader hiding */
body.loaded .preloader {
  display: none !important;
}

/* Ensure text content is visible */
.hero-title,
.hero-description,
.hero-subtitle,
.section-title,
.section-subtitle,
.feature-item h3,
.feature-item p,
.about-column h3,
.about-column p {
  opacity: 1 !important;
  visibility: visible !important;
  color: inherit !important;
}

/* Override any transform animations */
.hero-title.animate-in,
.hero-description.animate-in,
.hero-cta.animate-in {
  opacity: 1 !important;
  transform: none !important;
}