/* 
 * NULP Collective - Professional Design System
 * Inspired by Uniswap, Aave, Base - sleek, crypto-native, dark theme
 */

/* === CSS VARIABLES === */
:root {
  /* Color Palette */
  --bg-primary: #0d0d0f;
  --bg-secondary: #131318;
  --bg-tertiary: #1a1a22;
  --bg-card: rgba(26, 26, 34, 0.6);
  --bg-card-hover: rgba(26, 26, 34, 0.8);
  
  /* Accent Colors */
  --accent-primary: #a855f7;
  --accent-primary-dim: rgba(168, 85, 247, 0.15);
  --accent-primary-glow: rgba(168, 85, 247, 0.4);
  --accent-secondary: #22d3ee;
  --accent-secondary-dim: rgba(34, 211, 238, 0.15);
  
  /* Status Colors */
  --success: #10b981;
  --success-dim: rgba(16, 185, 129, 0.15);
  --warning: #f59e0b;
  --warning-dim: rgba(245, 158, 11, 0.15);
  --error: #ef4444;
  --error-dim: rgba(239, 68, 68, 0.15);
  
  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;
  
  /* Borders */
  --border-color: rgba(148, 163, 184, 0.1);
  --border-hover: rgba(148, 163, 184, 0.2);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
  --gradient-secondary: linear-gradient(135deg, #22d3ee 0%, #06b6d4 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(168, 85, 247, 0.15) 0%, transparent 70%);
  
  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(168, 85, 247, 0.2);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Background Effect */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(168, 85, 247, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(34, 211, 238, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

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

a:hover {
  color: var(--accent-secondary);
}

/* === NAVIGATION === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 13, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-logo-icon {
  font-size: 1.5rem;
}

.nav-logo-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-link {
  padding: var(--space-sm) var(--space-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-link.active {
  color: var(--accent-primary);
  background: var(--accent-primary-dim);
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(168, 85, 247, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(168, 85, 247, 0.4);
  color: white;
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.btn-success {
  background: var(--gradient-success);
  color: white;
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(16, 185, 129, 0.4);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--accent-primary);
  border: 1px solid var(--accent-primary);
}

.btn-outline:hover {
  background: var(--accent-primary-dim);
  color: var(--accent-primary);
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: 0.8rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* === CARDS === */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-primary-dim);
  border-radius: var(--radius-md);
  font-size: 1.25rem;
}

/* === LAYOUT === */
.main {
  padding-top: 72px;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.container-lg {
  max-width: 1400px;
}

.container-sm {
  max-width: 800px;
}

.section {
  margin-bottom: var(--space-3xl);
}

.section-header {
  margin-bottom: var(--space-xl);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: var(--space-lg);
}

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

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

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* === STATS === */
.stat-card {
  text-align: center;
  padding: var(--space-xl);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* === DATA ROWS === */
.data-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-color);
}

.data-row:last-child {
  border-bottom: none;
}

.data-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.data-value {
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.data-value.positive { color: var(--success); }
.data-value.negative { color: var(--error); }
.data-value.warning { color: var(--warning); }

/* === BADGES & TAGS === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-primary {
  background: var(--accent-primary-dim);
  color: var(--accent-primary);
}

.badge-success {
  background: var(--success-dim);
  color: var(--success);
}

.badge-warning {
  background: var(--warning-dim);
  color: var(--warning);
}

.badge-error {
  background: var(--error-dim);
  color: var(--error);
}

.badge-live {
  background: var(--success-dim);
  color: var(--success);
}

.badge-live::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* === FORMS & INPUTS === */
.input {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-dim);
}

.input::placeholder {
  color: var(--text-dim);
}

.input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* === TABLES === */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th {
  text-align: left;
  padding: var(--space-md);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: var(--space-md);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border-color);
}

.table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* === PROGRESS & BARS === */
.progress-bar {
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.progress-fill.primary {
  background: var(--gradient-primary);
}

.progress-fill.success {
  background: var(--gradient-success);
}

/* === TOAST NOTIFICATIONS === */
.toast {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 1000;
  animation: slide-in 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.toast-success {
  background: var(--success);
  color: white;
}

.toast-error {
  background: var(--error);
  color: white;
}

.toast-info {
  background: var(--accent-primary);
  color: white;
}

@keyframes slide-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* === HERO SECTION === */
.hero {
  text-align: center;
  padding: var(--space-3xl) 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--accent-primary-dim);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--accent-primary);
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.6;
}

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

/* === FEATURE CARDS === */
.feature-card {
  padding: var(--space-xl);
  text-align: left;
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  box-shadow: 0 8px 32px rgba(168, 85, 247, 0.3);
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.feature-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === TOKEN CARDS === */
.token-card {
  position: relative;
  overflow: hidden;
}

.token-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.token-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.token-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  font-size: 1.25rem;
}

.token-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.token-ticker {
  font-size: 0.9rem;
  color: var(--success);
}

.token-address {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  word-break: break-all;
  margin-bottom: var(--space-md);
}

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

.token-link {
  font-size: 0.85rem;
  font-weight: 500;
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border-color);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  background: var(--bg-secondary);
}

.footer-links {
  display: flex;
  gap: var(--space-xl);
  justify-content: center;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-primary);
}

/* === MUSIC PLAYER === */
.music-toggle {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--accent-primary);
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 1000;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.music-toggle:hover {
  background: var(--accent-primary-dim);
  border-color: var(--accent-primary);
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

.music-toggle.playing {
  animation: glow-pulse 2s infinite;
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 15px rgba(168, 85, 247, 0.3); }
  50% { box-shadow: 0 0 30px rgba(168, 85, 247, 0.6); }
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .nav-inner {
    padding: 0 var(--space-md);
  }
  
  .container {
    padding: var(--space-xl) var(--space-md);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
}

/* === UTILITIES === */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }

.font-mono { font-family: var(--font-mono); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}

/* Selection */
::selection {
  background: var(--accent-primary);
  color: white;
}