/* ===========================================
   MapleStory Private Server - CSS Design System
   Modern, Premium Design with Animations
   =========================================== */

/* ============= CSS Variables ============= */
:root {
  /* MapleStory Color Palette */
  --primary-blue: #1e3a8a;
  --primary-purple: #7c3aed;
  --accent-cyan: #06b6d4;
  --accent-pink: #ec4899;
  --accent-orange: #f97316;
  --accent-yellow: #fbbf24;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-hero: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
  --gradient-card: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
  
  /* Neutral Colors */
  --dark-bg: #0f172a;
  --dark-surface: #1e293b;
  --dark-card: #334155;
  --light-text: #f1f5f9;
  --muted-text: #94a3b8;
  
  /* Glassmorphism */
  --glass-bg: rgba(30, 41, 59, 0.7);
  --glass-border: rgba(148, 163, 184, 0.2);
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(124, 58, 237, 0.4);
  
  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ============= Global Styles ============= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background: var(--dark-bg);
  color: var(--light-text);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Animated Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
  z-index: -1;
  animation: backgroundPulse 15s ease-in-out infinite;
}

@keyframes backgroundPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* ============= Typography ============= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: var(--spacing-sm);
}

p {
  font-size: 1.125rem;
  color: var(--muted-text);
  margin-bottom: var(--spacing-sm);
}

/* ============= Layout & Containers ============= */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

/* ============= Navigation ============= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(15, 23, 42, 0.95);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.nav-logo:hover {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  color: var(--light-text);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

.nav-link:hover {
  color: var(--accent-cyan);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 0.3rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--light-text);
  transition: all var(--transition-fast);
  border-radius: 2px;
}

/* ============= Hero Section ============= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-content {
  text-align: center;
  z-index: 2;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 5rem);
  margin-bottom: var(--spacing-sm);
  animation: floatAnimation 3s ease-in-out infinite;
}

.hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--muted-text);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1s ease-out 0.3s backwards;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.6s backwards;
}

/* Particle Background for Hero */
#particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* ============= Buttons ============= */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(124, 58, 237, 0.6);
}

.btn-secondary {
  background: transparent;
  color: var(--light-text);
  border: 2px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  transform: translateY(-3px);
}

.btn-small {
  padding: 0.6rem 1.5rem;
  font-size: 1rem;
}

/* ============= Cards ============= */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.card:hover::before {
  transform: scaleX(1);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(124, 58, 237, 0.5);
}

/* ============= Grid Layouts ============= */
.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ============= Features Section ============= */
.features {
  background: linear-gradient(180deg, var(--dark-bg) 0%, var(--dark-surface) 100%);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.feature-card {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-sm);
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
  transform: rotateY(360deg);
  background: var(--gradient-primary);
}

.feature-title {
  color: var(--light-text);
  margin-bottom: var(--spacing-xs);
}

.feature-description {
  font-size: 1rem;
}

/* ============= Vote System ============= */
.vote-container {
  max-width: 900px;
  margin: 0 auto;
}

.vote-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.vote-points {
  display: inline-block;
  background: var(--gradient-primary);
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-sm);
  box-shadow: var(--shadow-glow);
}

.vote-points-value {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.vote-sites {
  display: grid;
  gap: var(--spacing-sm);
}

.vote-site-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.vote-site-card:hover {
  transform: translateX(5px);
  border-color: var(--accent-cyan);
}

.vote-site-info h4 {
  color: var(--light-text);
  margin-bottom: 0.25rem;
}

.vote-site-info p {
  font-size: 0.9rem;
  margin: 0;
}

.vote-btn {
  padding: 0.75rem 1.5rem;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.vote-btn:hover:not(:disabled) {
  transform: scale(1.05);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.5);
}

.vote-btn:disabled {
  background: var(--dark-card);
  cursor: not-allowed;
  opacity: 0.6;
}

.cooldown-timer {
  font-size: 0.85rem;
  color: var(--accent-orange);
  font-weight: 600;
}

/* ============= Donation System ============= */
.donation-packages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.package-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.package-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
}

.package-card:hover::after {
  opacity: 0.1;
}

.package-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: var(--primary-purple);
  box-shadow: var(--shadow-glow);
}

.package-card.featured {
  border-color: var(--accent-pink);
  transform: scale(1.05);
}

.package-badge {
  position: absolute;
  top: 20px;
  right: -30px;
  background: var(--gradient-secondary);
  padding: 0.25rem 2.5rem;
  transform: rotate(45deg);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  box-shadow: var(--shadow-md);
}

.package-name {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-xs);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.package-price {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
  margin: var(--spacing-sm) 0;
}

.package-points {
  color: var(--accent-cyan);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.package-features {
  list-style: none;
  margin: var(--spacing-md) 0;
  text-align: left;
}

.package-features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--glass-border);
  color: var(--muted-text);
}

.package-features li::before {
  content: '✓';
  color: var(--accent-cyan);
  font-weight: 700;
  margin-right: 0.5rem;
}

/* ============= Gallery ============= */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: pointer;
  aspect-ratio: 16/9;
  background: var(--dark-surface);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-sm);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-caption {
  color: white;
  font-weight: 600;
}

/* ============= Rankings ============= */
.rankings-container {
  max-width: 800px;
  margin: 0 auto;
}

.ranking-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.tab-btn {
  padding: 0.75rem 2rem;
  background: transparent;
  border: 2px solid var(--glass-border);
  color: var(--muted-text);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-normal);
}

.tab-btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
  box-shadow: var(--shadow-glow);
}

.ranking-list {
  list-style: none;
}

.ranking-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xs);
  transition: all var(--transition-normal);
}

.ranking-item:hover {
  transform: translateX(5px);
  border-color: var(--accent-cyan);
}

.ranking-position {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
  min-width: 50px;
}

.ranking-position.gold { color: var(--accent-yellow); }
.ranking-position.silver { color: #c0c0c0; }
.ranking-position.bronze { color: #cd7f32; }

.ranking-info {
  flex: 1;
  margin: 0 var(--spacing-sm);
}

.ranking-name {
  font-weight: 600;
  color: var(--light-text);
  margin-bottom: 0.25rem;
}

.ranking-class {
  font-size: 0.9rem;
  color: var(--muted-text);
}

.ranking-stat {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: var(--font-heading);
}

/* ============= Server Info ============= */
.server-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.stat-card {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-cyan);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: var(--muted-text);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.server-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--glass-bg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-sm);
}

.status-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 20px #10b981;
  animation: pulse 2s ease-in-out infinite;
}

.status-indicator.offline {
  background: #ef4444;
  box-shadow: 0 0 20px #ef4444;
  animation: none;
}

/* ============= Modal ============= */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--dark-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: slideUp 0.4s ease;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--dark-surface);
  z-index: 1;
}

.modal-title {
  font-size: 1.5rem;
  margin: 0;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--muted-text);
  font-size: 2rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.modal-close:hover {
  background: var(--dark-card);
  color: var(--light-text);
  transform: rotate(90deg);
}

.modal-body {
  padding: var(--spacing-md);
}

/* Lightbox for Gallery */
.lightbox-content {
  width: auto;
  max-width: 1200px;
  padding: 0;
  background: transparent;
  border: none;
}

.lightbox-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--glass-bg);
  border: none;
  color: white;
  font-size: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.lightbox-nav:hover {
  background: var(--primary-purple);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

/* ============= Footer ============= */
footer {
  background: var(--dark-surface);
  border-top: 1px solid var(--glass-border);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.footer-section h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--light-text);
}

.footer-section p,
.footer-section li {
  color: var(--muted-text);
  font-size: 0.95rem;
}

.footer-links {
  list-style: none;
}

.footer-links a {
  color: var(--muted-text);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-block;
  padding: 0.25rem 0;
}

.footer-links a:hover {
  color: var(--accent-cyan);
  transform: translateX(5px);
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--light-text);
  text-decoration: none;
  font-size: 1.25rem;
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--glass-border);
  color: var(--muted-text);
  font-size: 0.9rem;
}

/* ============= Animations ============= */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatAnimation {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.fade-in {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

/* Scroll Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ============= Utility Classes ============= */
.text-center { text-align: center; }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* ============= Responsive Design ============= */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: var(--dark-surface);
    width: 100%;
    padding: var(--spacing-md);
    transition: left var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .donation-packages {
    grid-template-columns: 1fr;
  }
  
  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }
  
  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }
  
  section {
    padding: var(--spacing-lg) 0;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-sm: 0.75rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .btn {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
  }
  
  .vote-site-card {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
  
  .ranking-item {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }
}

/* ============= Print Styles ============= */
@media print {
  .navbar,
  .modal,
  .btn,
  footer {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}

/* ============= Accessibility ============= */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* ============= Custom Scrollbar ============= */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-purple);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}