:root {
  --transition-speed: 0.25s;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  
  /* Dodatkowe kolory AI dla elementów niestandardowych */
  --ai-gradient-1: linear-gradient(135deg, #7764e5, #9333ea);
  --ai-gradient-2: linear-gradient(135deg, #8a7deb, #4dabff);
  --ai-accent-1: #a855f7;
  --ai-accent-2: #56c8fa;
}

body {
  font-family: 'Inter', 'Roboto', system-ui, sans-serif;
}

/* Style dla grupowanych nagłówków nawigacji */
.mud-nav-menu .mud-typography-overline {
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.08em !important;
  text-transform: uppercase !important;
  color: var(--mud-palette-text-secondary) !important;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

/* Styl dla linków nawigacyjnych w grupach */
.mud-nav-menu .mud-nav-link {
  margin: 0.125rem 0;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-speed) ease;
}

.mud-nav-menu .mud-nav-link:hover {
  background-color: rgba(var(--mud-palette-primary-rgb), 0.08);
  transform: translateX(2px);
}

.mud-nav-menu .mud-nav-link.active {
  background-color: rgba(var(--mud-palette-primary-rgb), 0.12);
  color: var(--mud-palette-primary);
}

/* Separatory między grupami */
.mud-nav-menu .mud-divider {
  margin: 1rem 0;
  opacity: 0.6;
}

/* Style dla panelu AI */
.ai-panel {
  border-radius: var(--border-radius-lg);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px rgba(119, 100, 229, 0.1);
  border: 1px solid rgba(119, 100, 229, 0.1);
  padding: 1.5rem;
}

.mud-dark-theme .ai-panel {
  background: rgba(28, 29, 48, 0.8);
  box-shadow: 0 8px 32px rgba(138, 125, 235, 0.2);
  border: 1px solid rgba(138, 125, 235, 0.2);
}

.ai-card {
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(119, 100, 229, 0.08);
  transition: all var(--transition-speed) ease;
}

.ai-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(119, 100, 229, 0.12);
}

.mud-dark-theme .ai-card {
  border: 1px solid rgba(138, 125, 235, 0.12);
}

.mud-dark-theme .ai-card:hover {
  box-shadow: 0 8px 20px rgba(138, 125, 235, 0.18);
}

.ai-badge {
  background: var(--ai-gradient-1);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.mud-dark-theme .ai-badge {
  background: var(--ai-gradient-2);
}

.ai-highlight {
  position: relative;
  padding-left: 0.75rem;
}

.ai-highlight::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--ai-gradient-1);
  border-radius: 3px;
}

.mud-dark-theme .ai-highlight::before {
  background: var(--ai-gradient-2);
}

/* Elementy nawigacji */
.nav-link-style {
  font-size: 0.95rem;
  font-family: 'Inter', 'Roboto', sans-serif;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--mud-palette-text-primary);
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-speed) ease;
}

.nav-link-style:hover {
  background-color: rgba(var(--mud-palette-primary-rgb), 0.08);
  transform: translateY(-1px);
}

/* Elementy interfejsu */
.mud-button {
  border-radius: var(--border-radius-md);
  transition: all var(--transition-speed) ease;
}

.mud-button-filled.mud-button-filled-primary {
  box-shadow: 0 2px 10px rgba(119, 100, 229, 0.3);
}

.mud-dark-theme .mud-button-filled.mud-button-filled-primary {
  box-shadow: 0 2px 10px rgba(138, 125, 235, 0.3);
}

.mud-card {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.mud-input {
  border-radius: var(--border-radius-md);
}

.mud-table {
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

/* Elementy związane z AI */
.ai-chat-bubble {
  padding: 1rem;
  border-radius: 1.5rem;
  max-width: 85%;
  margin-bottom: 1rem;
}

.ai-chat-bubble.ai-message {
  background-color: rgba(119, 100, 229, 0.08);
  border-bottom-left-radius: 0.25rem;
  margin-right: auto;
}

.mud-dark-theme .ai-chat-bubble.ai-message {
  background-color: rgba(138, 125, 235, 0.16);
}

.ai-chat-bubble.user-message {
  background-color: rgba(56, 189, 248, 0.08);
  border-bottom-right-radius: 0.25rem;
  margin-left: auto;
}

.mud-dark-theme .ai-chat-bubble.user-message {
  background-color: rgba(86, 200, 250, 0.16);
}

.ai-typing-indicator {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: rgba(119, 100, 229, 0.08);
  border-radius: 1rem;
}

.ai-typing-indicator span {
  width: 6px;
  height: 6px;
  background-color: var(--mud-palette-primary);
  border-radius: 50%;
  margin: 0 2px;
  animation: typing-bounce 1.4s infinite ease-in-out both;
}

.ai-typing-indicator span:nth-child(1) {
  animation-delay: -0.32s;
}

.ai-typing-indicator span:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes typing-bounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

/* Wizualizacje AI */
.ai-visualization {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--mud-palette-background);
}

.ai-pulse {
  position: relative;
}

.ai-pulse::after {
  content: '';
  position: absolute;
  right: -4px;
  top: -4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--mud-palette-tertiary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(147, 51, 234, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(147, 51, 234, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(147, 51, 234, 0);
  }
}

.mud-dark-theme .ai-pulse::after {
  animation: pulse-dark 2s infinite;
}

@keyframes pulse-dark {
  0% {
    box-shadow: 0 0 0 0 rgba(168, 85, 247, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(168, 85, 247, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(168, 85, 247, 0);
  }
}