/* 
  NEVO-TASK DESIGN SYSTEM 2.0 
  Features: Glassmorphism, Dark Mode, Premium Animations
*/

:root {
  /* Brand Colors */
  --primary: #b80035;
  --primary-dark: #920028;
  --primary-light: #e11d48;
  --secondary: #565e74;
  --tertiary: #006855;
  
  /* Backgrounds */
  --bg-app: #faf8ff;
  --bg-card: rgba(255, 255, 255, 0.8);
  --bg-sidebar: #ffffff;
  
  --text-main: #131b2e;
  --text-muted: #64748b;
  --text-on-primary: #ffffff;
  
  /* Missing semantic tokens for compatibility */
  --bg-background: #faf8ff;
  --text-on-surface: #131b2e;
  --text-on-surface-variant: #64748b;
  --bg-surface-container-low: #f1f5f9;
  --bg-surface-container-lowest: #ffffff;
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.3);
  --glass-blur: 12px;
  
  /* Shadows */
  --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-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Dark Mode Tokens */
html.dark {
  --bg-app: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-sidebar: #1e293b;
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  
  --bg-background: #0f172a;
  --text-on-surface: #f1f5f9;
  --text-on-surface-variant: #94a3b8;
  --bg-surface-container-low: #1e293b;
  --bg-surface-container-lowest: #1e293b;
  
  --glass-bg: rgba(15, 23, 42, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);
  
  --shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
}

/* Base Styles */
body {
  background-color: var(--bg-app);
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .font-headline {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
}

/* Glassmorphism Utilities */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-premium);
  border-radius: 1.5rem;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.15);
}

/* Tailwind Semantic Overrides */
.bg-background { background-color: var(--bg-background); }
.text-on-surface { color: var(--text-on-surface); }
.text-on-surface-variant { color: var(--text-on-surface-variant); }
.bg-surface-container-low { background-color: var(--bg-surface-container-low); }
.bg-surface-container-lowest { background-color: var(--bg-surface-container-lowest); }

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

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

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.animate-fade { animation: fadeIn 0.5s ease-out both; }
.animate-slide-up { animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
.animate-scale { animation: scaleIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { 
  background: var(--text-muted); 
  border-radius: 10px; 
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* Components Overrides */
.btn-premium {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(184, 0, 53, 0.3);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(184, 0, 53, 0.4);
  filter: brightness(1.1);
}

.btn-premium:active {
  transform: translateY(0);
}

/* Dark Mode specific overrides for complex components */
html.dark .form-input, 
html.dark select, 
html.dark textarea {
  background-color: rgba(30, 41, 59, 0.5);
  border-color: rgba(255, 255, 255, 0.1);
  color: #f1f5f9;
}

html.dark .form-input:focus {
  border-color: var(--primary);
  background-color: rgba(30, 41, 59, 0.8);
}

/* Navigation Overrides */
.nav-link-premium {
  position: relative;
  transition: all 0.3s ease;
}

.nav-link-premium::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.nav-link-premium:hover::after,
.nav-link-premium.active::after {
  width: 100%;
}

.nav-link-premium.active {
  color: var(--primary);
}

/* Table Enhancements */
.premium-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.premium-table th {
  background: var(--glass-bg);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem;
  border-bottom: 2px solid var(--glass-border);
}

.premium-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--glass-border);
  font-size: 0.875rem;
}

.premium-table tr:hover td {
  background: rgba(var(--primary), 0.02);
}

/* Modal Enhancements */
.premium-modal {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

/* Page transitions */
.page { 
    display: none; 
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
}
.page.active { 
    display: block; 
}
.page.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Toast notification */
.toast {
    position: fixed; bottom: 2rem; right: 2rem; z-index: 9999;
    transform: translateX(120%); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.toast.show { transform: translateX(0); }

/* Additional Utilities */
.card-lift { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.card-lift:hover { transform: translateY(-4px); box-shadow: 0 20px 60px -15px rgba(19, 27, 46, 0.12); }

.notification-dropdown {
    opacity: 0; transform: translateY(-8px) scale(0.95);
    pointer-events: none; transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.notification-dropdown.open {
    opacity: 1; transform: translateY(0) scale(1);
    pointer-events: auto;
}