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

:root {
  --primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --primary-solid: #667eea;
  --secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --success: linear-gradient(135deg, #81FBB8 0%, #28C76F 100%);
  --warning: linear-gradient(135deg, #FFD93D 0%, #FF8C42 100%);
  --danger: linear-gradient(135deg, #FF8A80 0%, #FF5722 100%);
  
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-hover: rgba(255, 255, 255, 0.1);
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #6b7280;
  
  --bg-primary-light: #ffffff;
  --bg-secondary-light: #f8fafc;
  --bg-tertiary-light: #f1f5f9;
  --surface-light: rgba(0, 0, 0, 0.02);
  --surface-hover-light: rgba(0, 0, 0, 0.05);
  --text-primary-light: #1e293b;
  --text-secondary-light: #475569;
  --text-muted-light: #94a3b8;
  
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary-light);
  color: var(--text-primary-light);
  line-height: 1.6;
  overflow-x: hidden;
  transition: all 0.3s ease;
}

body.dark-mode {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
}

.modern-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg);
}

.modern-card {
  background: var(--surface-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

body.dark-mode .modern-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.modern-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);
}

.modern-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.btn-modern {
  background: var(--primary);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-lg);
  color: white;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.btn-modern::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: left 0.5s;
}

.btn-modern:hover::before {
  left: 100%;
}

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

.input-modern {
  background: var(--surface-light);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  color: var(--text-primary-light);
  font-size: 0.875rem;
  transition: all 0.3s ease;
  width: 100%;
}

body.dark-mode .input-modern {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.input-modern:focus {
  outline: none;
  border-color: var(--primary-solid);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
  background: rgba(255, 255, 255, 0.08);
}

.table-modern {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--surface-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  font-size: 0.75rem;
}

body.dark-mode .table-modern {
  background: var(--surface);
}

.table-modern th {
  background: var(--bg-tertiary-light);
  padding: var(--space-xs) var(--space-sm);
  font-weight: 600;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

body.dark-mode .table-modern th {
  background: var(--bg-tertiary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.table-modern td {
  padding: var(--space-xs) var(--space-sm);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  font-size: 0.7rem;
  text-align: center;
}

body.dark-mode .table-modern td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.table-modern tbody tr {
  transition: all 0.2s ease;
}

.table-modern tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.gradient-animated {
  background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c);
  background-size: 400% 400%;
  animation: gradient-shift 15s ease infinite;
}

.loading-modern {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--primary-solid);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.theme-toggle {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  z-index: 1000;
  background: var(--surface-light);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-sm);
  cursor: pointer;
  transition: all 0.3s ease;
}

body.dark-mode .theme-toggle {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.theme-toggle:hover {
  background: var(--surface-hover-light);
  transform: scale(1.05);
}

body.dark-mode .theme-toggle:hover {
  background: var(--surface-hover);
}

@media (max-width: 768px) {
  .modern-container {
    padding: var(--space-md);
  }
  
  .modern-card {
    padding: var(--space-md);
  }
  
  .table-modern {
    font-size: 0.75rem;
  }
  
  .table-modern th,
  .table-modern td {
    padding: var(--space-xs) var(--space-sm);
  }
}