@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --success-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  --warning-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.15);
  --glass-hover: rgba(255, 255, 255, 0.12);
  
  --text-primary: #ffffff;
  --text-secondary: #e2e8f0;
  --text-muted: #94a3b8;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  --border-radius-sm: 0.5rem;
  --border-radius-md: 0.75rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  box-sizing: border-box;
}

body {
  background: 
    radial-gradient(ellipse at top left, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
    linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 50%, #0f3460 75%, #533a71 100%);
  background-attachment: fixed;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.glass-container {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  box-shadow: 
    var(--shadow-xl),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 0 1px rgba(255, 255, 255, 0.05);
  animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.glass-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

@keyframes slideUp {
  from { 
    opacity: 0; 
    transform: translateY(60px) scale(0.95); 
    filter: blur(10px);
  }
  to { 
    opacity: 1; 
    transform: translateY(0) scale(1); 
    filter: blur(0);
  }
}

.glass-input {
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.glass-input::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-slow);
}

.glass-input:focus {
  background: var(--glass-hover);
  border-color: rgba(102, 126, 234, 0.6);
  box-shadow: 
    0 0 32px rgba(102, 126, 234, 0.25),
    0 0 8px rgba(102, 126, 234, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  outline: none;
  transform: translateY(-1px);
}

.glass-input:focus::before {
  left: 100%;
}

.glass-button {
  background: var(--primary-gradient);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-md);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  font-weight: 600;
  letter-spacing: 0.025em;
  cursor: pointer;
}

.glass-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: var(--transition-slow);
}

.glass-button::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent, rgba(255, 255, 255, 0.1));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: xor;
  -webkit-mask-composite: xor;
}

.glass-button:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 
    var(--shadow-xl),
    0 0 40px rgba(102, 126, 234, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
}

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

.glass-button:active {
  transform: translateY(-1px) scale(1.01);
  transition: var(--transition-fast);
}

.glass-secondary {
  background: var(--success-gradient);
}

.glass-secondary:hover {
  box-shadow: 
    var(--shadow-xl),
    0 0 40px rgba(67, 233, 123, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.glass-orange {
  background: var(--warning-gradient);
}

.glass-orange:hover {
  box-shadow: 
    var(--shadow-xl),
    0 0 40px rgba(250, 112, 154, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.checkbox-custom {
  appearance: none;
  width: 22px;
  height: 22px;
  background: var(--glass-bg);
  border: 2px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  position: relative;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.checkbox-custom::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--primary-gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: xor;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: var(--transition-smooth);
}

.checkbox-custom:checked {
  background: var(--primary-gradient);
  border-color: transparent;
  transform: scale(1.1);
}

.checkbox-custom:checked::before {
  opacity: 1;
}

.checkbox-custom:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 14px;
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.floating-orb {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.7;
  animation: float 8s ease-in-out infinite;
  filter: blur(60px);
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(102, 126, 234, 0.4) 0%, rgba(102, 126, 234, 0.1) 40%, transparent 70%);
  top: -200px;
  right: -200px;
  animation-delay: 0s;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(118, 75, 162, 0.4) 0%, rgba(118, 75, 162, 0.1) 40%, transparent 70%);
  bottom: -150px;
  left: -150px;
  animation-delay: 2.5s;
}

.orb-3 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(79, 172, 254, 0.4) 0%, rgba(0, 242, 254, 0.1) 40%, transparent 70%);
  top: 50%;
  left: 50%;
  animation-delay: 5s;
}

@keyframes float {
  0%, 100% { 
    transform: translate(0, 0) rotate(0deg) scale(1); 
  }
  25% { 
    transform: translate(30px, -30px) rotate(90deg) scale(1.1); 
  }
  50% { 
    transform: translate(-20px, 20px) rotate(180deg) scale(0.9); 
  }
  75% { 
    transform: translate(-30px, -20px) rotate(270deg) scale(1.05); 
  }
}

.fade-in {
  animation: fadeIn 1s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
  from { 
    opacity: 0; 
    transform: translateY(40px) scale(0.95); 
    filter: blur(8px);
  }
  to { 
    opacity: 1; 
    transform: translateY(0) scale(1); 
    filter: blur(0);
  }
}

.glow-text {
  text-shadow: 
    0 0 20px rgba(102, 126, 234, 0.6),
    0 0 40px rgba(102, 126, 234, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.3);
}

.pulse-glow {
  animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { 
    box-shadow: 
      var(--shadow-lg),
      0 0 30px rgba(102, 126, 234, 0.3),
      inset 0 1px 0 rgba(255, 255, 255, 0.1);
  }
  50% { 
    box-shadow: 
      var(--shadow-xl),
      0 0 60px rgba(102, 126, 234, 0.6),
      0 0 100px rgba(102, 126, 234, 0.2),
      inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
  }
}

.alias-item {
  transition: var(--transition-smooth);
  border-radius: var(--border-radius-md);
  position: relative;
  overflow: hidden;
}

.alias-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-slow);
}

.alias-item:hover {
  background: var(--glass-hover);
  transform: translateY(-2px) scale(1.01);
  box-shadow: var(--shadow-md);
}

.alias-item:hover::before {
  left: 100%;
}

.star-button {
  transition: var(--transition-smooth);
  border-radius: 50%;
  position: relative;
}

.star-button::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: conic-gradient(from 0deg, #fbbf24, #f59e0b, #fbbf24);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: -1;
}

.star-button.starred {
  color: #fbbf24;
  text-shadow: 
    0 0 15px rgba(251, 191, 36, 0.8),
    0 0 30px rgba(251, 191, 36, 0.4);
  transform: scale(1.1);
}

.star-button.starred::before {
  opacity: 0.2;
  animation: starGlow 2s ease-in-out infinite;
}

@keyframes starGlow {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.2; }
  50% { transform: scale(1.2) rotate(180deg); opacity: 0.4; }
}

.filter-button {
  padding: 0.6rem 1.2rem;
  border-radius: var(--border-radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  position: relative;
  overflow: hidden;
}

.filter-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-slow);
}

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

.filter-button.active {
  background: var(--primary-gradient);
  border-color: rgba(102, 126, 234, 0.5);
  color: white;
  transform: translateY(-1px);
  box-shadow: 
    var(--shadow-md),
    0 0 20px rgba(102, 126, 234, 0.3);
}

.history-item {
  cursor: pointer;
  transition: var(--transition-smooth);
  border-radius: var(--border-radius-md);
  position: relative;
  overflow: hidden;
}

.history-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
  transition: var(--transition-slow);
}

.history-item:hover {
  background: var(--glass-bg);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.history-item:hover::before {
  left: 100%;
}

.tab-button {
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-md);
  font-weight: 500;
}

.tab-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-slow);
}

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

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

.tab-button.active::after {
  width: 100%;
}

.tab-button:hover {
  background: var(--glass-bg);
  transform: translateY(-1px);
}

.scroll-container {
  scrollbar-width: thin;
  scrollbar-color: rgba(102, 126, 234, 0.6) rgba(255, 255, 255, 0.1);
}

.scroll-container::-webkit-scrollbar {
  width: 10px;
}

.scroll-container::-webkit-scrollbar-track {
  background: var(--glass-bg);
  border-radius: var(--border-radius-sm);
  margin: 4px;
}

.scroll-container::-webkit-scrollbar-thumb {
  background: var(--primary-gradient);
  border-radius: var(--border-radius-sm);
  border: 2px solid transparent;
  background-clip: content-box;
}

.scroll-container::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
  background-clip: content-box;
}



.grid-layout {
  display: grid;
  grid-template-columns: minmax(250px, 1fr) minmax(400px, 2fr) minmax(250px, 1fr);
  gap: 2rem;
  min-height: calc(100vh - 200px);
  container-type: inline-size;
}

/* Container Queries for Modern Responsive Design */
@container (max-width: 1200px) {
  .grid-layout {
    grid-template-columns: 1fr 2fr;
    grid-template-rows: auto auto auto;
  }
  
  .grid-layout > div:first-child {
    grid-column: 1 / -1;
    order: 1;
  }
  
  .grid-layout > div:nth-child(2) {
    grid-column: 1 / -1;
    order: 2;
  }
  
  .grid-layout > div:last-child {
    grid-column: 1 / -1;
    order: 3;
  }
}

/* Enhanced Mobile Styles */

/* Enhanced Mobile Styles */
@media (max-width: 1024px) {
  :root {
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
  }
  
  .grid-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1rem;
  }
  
  .floating-orb {
    opacity: 0.4;
  }
  
  .glass-container,
  .stats-card,
  .feature-card {
    padding: 1.5rem !important;
  }
}

@media (max-width: 768px) {
  :root {
    --shadow-sm: 0 2px 4px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 12px 24px -6px rgba(0, 0, 0, 0.15);
  }
  
  .grid-layout {
    display: block;
    gap: 0;
    padding: 0 0.75rem;
  }
  
  .grid-layout > div:first-child,
  .grid-layout > div:last-child {
    width: 100%;
    max-width: 100vw;
    margin: 0 auto 1rem auto;
    order: 2;
  }
  
  .grid-layout > div:nth-child(2) {
    order: 1;
    margin-bottom: 1rem;
  }
  
  .glass-container,
  .stats-card,
  .feature-card {
    padding: 1rem !important;
    border-radius: var(--border-radius-lg) !important;
    margin-bottom: 0.75rem;
  }
  
  .tab-button,
  .filter-button,
  .glass-button {
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
  }
  
  .glass-button,
  .glass-secondary,
  .glass-orange {
    min-width: 0;
    width: 100%;
    font-size: 1rem;
    padding: 1rem 0.75rem;
    font-weight: 600;
  }
  
  .floating-orb {
    display: none;
  }
  
  .scroll-container {
    max-height: 280px;
  }
  
  .alias-item,
  .history-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: var(--border-radius-md);
  }
  
  /* Enhanced touch targets for mobile */
  .star-button,
  .checkbox-custom {
    min-width: 44px;
    min-height: 44px;
  }
}

@media (max-width: 480px) {
  .glass-container,
  .stats-card,
  .feature-card {
    padding: 0.75rem !important;
    border-radius: var(--border-radius-md) !important;
    margin-bottom: 0.5rem;
  }
  
  .tab-button,
  .filter-button,
  .glass-button {
    font-size: 0.875rem;
    padding: 0.625rem 0.75rem;
  }
  
  .glass-button,
  .glass-secondary,
  .glass-orange {
    font-size: 0.95rem;
    padding: 0.875rem 0.5rem;
  }
  
  .scroll-container {
    max-height: 200px;
  }
  
  .alias-item,
  .history-item {
    font-size: 0.95rem;
    padding: 0.875rem 0.75rem;
  }
  
  h1 { font-size: 1.5rem !important; }
  h2 { font-size: 1.25rem !important; }
  h3 { font-size: 1.125rem !important; }
  h4 { font-size: 1rem !important; }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .floating-orb {
    animation: none;
  }
}

.stats-card {
  background: linear-gradient(135deg, 
    rgba(102, 126, 234, 0.15) 0%, 
    rgba(118, 75, 162, 0.15) 50%,
    rgba(79, 172, 254, 0.15) 100%);
  border: 1px solid rgba(102, 126, 234, 0.25);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  padding: 2rem;
  border-radius: var(--border-radius-xl);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.stats-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
}

.stats-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 
    var(--shadow-xl),
    0 0 40px rgba(102, 126, 234, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  border-color: rgba(102, 126, 234, 0.4);
}

.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 2.5rem;
  border-radius: var(--border-radius-xl);
  transition: var(--transition-smooth);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent, rgba(255, 255, 255, 0.1));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: xor;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  background: var(--glass-hover);
  transform: translateY(-6px) scale(1.02);
  box-shadow: 
    var(--shadow-xl),
    0 0 60px rgba(102, 126, 234, 0.2);
}

.feature-card:hover::after {
  opacity: 1;
}

.animated-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, 
    transparent, 
    rgba(102, 126, 234, 0.05), 
    rgba(255, 255, 255, 0.03),
    rgba(118, 75, 162, 0.05), 
    transparent);
  animation: shimmer 4s infinite ease-in-out;
}

@keyframes shimmer {
  0% { transform: translateX(-100%) skewX(-15deg); }
  100% { transform: translateX(100%) skewX(-15deg); }
}

/* Learn Modal Tab Styles */
.learn-tab-btn, .learn-nav-button {
  transition: all 0.3s ease;
}

.learn-tab-btn:not(.active), .learn-nav-button:not(.active) {
  color: #d1d5db;
}

.learn-tab-btn:not(.active):hover, .learn-nav-button:not(.active):hover {
  color: white;
  background-color: rgba(255, 255, 255, 0.1);
}

.learn-tab-btn.active, .learn-nav-button.active {
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
  font-weight: 600;
}

.learn-tab-content, .learn-section {
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Custom scrollbar for learn modal */
.learn-content::-webkit-scrollbar {
  width: 6px;
}

.learn-content::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.learn-content::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 3px;
}

.learn-content::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

/* Animate fade in for modals */
.animate-fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

/* Modern Utility Classes */
.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.backdrop-blur {
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

.surface-glow {
  position: relative;
}

.surface-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: var(--primary-gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: xor;
  -webkit-mask-composite: xor;
  opacity: 0.6;
  filter: blur(8px);
}

.morphism {
  background: linear-gradient(145deg, 
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(255, 255, 255, 0.02) 100%);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 20px 40px rgba(0, 0, 0, 0.1);
}

.interactive-card {
  transition: var(--transition-smooth);
  cursor: pointer;
}

.interactive-card:hover {
  transform: translateY(-8px) rotateX(5deg) rotateY(-5deg);
  box-shadow: 
    var(--shadow-xl),
    0 0 80px rgba(102, 126, 234, 0.3);
}

.magnetic-button {
  transition: var(--transition-fast);
  transform-style: preserve-3d;
}

.magnetic-button:hover {
  transform: translateZ(20px);
}

/* Advanced Animations */
@keyframes slideInFromLeft {
  0% {
    opacity: 0;
    transform: translateX(-100px) rotateY(90deg);
  }
  100% {
    opacity: 1;
    transform: translateX(0) rotateY(0deg);
  }
}

@keyframes slideInFromRight {
  0% {
    opacity: 0;
    transform: translateX(100px) rotateY(-90deg);
  }
  100% {
    opacity: 1;
    transform: translateX(0) rotateY(0deg);
  }
}

@keyframes slideInFromBottom {
  0% {
    opacity: 0;
    transform: translateY(100px) rotateX(-90deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotateX(0deg);
  }
}

.slide-in-left {
  animation: slideInFromLeft 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide-in-right {
  animation: slideInFromRight 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide-in-bottom {
  animation: slideInFromBottom 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Staggered Animation Delays */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }

/* Loading States */
.skeleton {
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 0.1) 25%, 
    rgba(255, 255, 255, 0.2) 50%, 
    rgba(255, 255, 255, 0.1) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid var(--primary-gradient);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Enhanced Focus States */
.focus-visible:focus-visible {
  outline: 2px solid rgba(102, 126, 234, 0.8);
  outline-offset: 2px;
  box-shadow: 
    0 0 0 4px rgba(102, 126, 234, 0.2),
    var(--shadow-lg);
}

/* Improved Hover Effects */
.hover-lift:hover {
  transform: translateY(-4px) scale(1.02);
  transition: var(--transition-smooth);
}

.hover-glow:hover {
  box-shadow: 
    var(--shadow-xl),
    0 0 60px rgba(102, 126, 234, 0.4);
  transition: var(--transition-smooth);
}

/* Micro-interactions */
.micro-bounce:active {
  transform: scale(0.95);
  transition: var(--transition-fast);
}

.micro-rotate:hover {
  transform: rotate(5deg);
  transition: var(--transition-smooth);
}

/* Confirmation Modal Styles */
#confirmationModal {
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#confirmationModal .animate-fade-in {
  animation: modalSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

#confirmationModal button:focus {
  outline: 2px solid rgba(102, 126, 234, 0.5);
  outline-offset: 2px;
}