/**
 * NOODM Design System - CSS Variables
 * Color palette and design tokens
 */

:root {
  /* Primary Colors */
  --color-primary-black: #0B0B0B;
  --color-dark-gray: #1E1E1E;
  --color-medium-gray: #4D4D4D;
  --color-light-gray: #B3B3B3;
  --color-white: #FFFFFF;
  
  /* Accent Colors */
  --color-accent-cyan: #00FFFF;
  --color-accent-orange: #FF5A00;
  
  /* Additional Colors */
  --color-divider: #2A2A2A;
  
  /* Typography */
  --font-family-primary: 'Gotham', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Light Mode (default) */
[data-theme="light"] {
  --color-background: var(--color-white);
  --color-surface: var(--color-white);
  --color-text-primary: var(--color-primary-black);
  --color-text-secondary: var(--color-medium-gray);
  --color-border: var(--color-light-gray);
  --color-card-background: var(--color-white);
}

/* Dark Mode */
[data-theme="dark"] {
  --color-background: var(--color-primary-black);
  --color-surface: var(--color-dark-gray);
  --color-text-primary: var(--color-white);
  --color-text-secondary: var(--color-light-gray);
  --color-border: var(--color-medium-gray);
  --color-card-background: var(--color-dark-gray);
}

/* Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-family-primary);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  margin: 0;
  padding: 0;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

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

/* Navigation */
header {
  background-color: var(--color-primary-black);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-divider);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 72px;
  width: auto;
  display: block;
  transition: opacity var(--transition-fast);
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  image-rendering: high-quality;
}

/* Mobile: Compress header */
@media (max-width: 768px) {
  header {
    padding: var(--spacing-sm) 0;
  }
  
  nav {
    padding: 0 var(--spacing-sm);
  }
  
  .logo img {
    height: 48px;
  }
}

.logo a:hover img {
  opacity: 0.8;
}

/* Footer logo */
.footer-logo {
  height: 72px;
  width: auto;
  display: block;
  transition: opacity var(--transition-fast);
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  image-rendering: high-quality;
}

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

.nav-links a {
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast);
}

.nav-links a:hover {
  background-color: var(--color-dark-gray);
  color: var(--color-white);
}

/* Footer */
footer {
  background-color: var(--color-primary-black);
  padding: var(--spacing-lg) 0;
  margin-top: 3rem;
  border-top: 1px solid var(--color-divider);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  text-align: center;
  color: var(--color-light-gray);
}

/* Messages/Alerts */
.messages {
  max-width: 1200px;
  margin: 1rem auto;
  padding: 0 var(--spacing-md);
}

.alert {
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: var(--border-radius-md);
  border-left: 4px solid var(--color-medium-gray);
  background-color: var(--color-surface);
}

.alert-error {
  background-color: rgba(255, 90, 0, 0.1);
  border-left-color: var(--color-accent-orange);
}

.alert-success {
  background-color: rgba(0, 255, 255, 0.1);
  border-left-color: var(--color-accent-cyan);
}

.alert-info {
  background-color: var(--color-surface);
  border-left-color: var(--color-medium-gray);
}

/* Buttons */
.btn-primary {
  background-color: var(--color-dark-gray);
  color: var(--color-white);
  border: none;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-family-primary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--color-medium-gray);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-dark-gray);
  border: 1px solid var(--color-dark-gray);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-family-primary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background-color: var(--color-light-gray);
  border-color: var(--color-medium-gray);
}

/* Cards */
.card {
  background-color: var(--color-card-background);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-title {
  color: var(--color-text-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

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

/* Dividers */
.divider {
  border-top: 0.5px solid var(--color-divider);
  margin: var(--spacing-md) 0;
}

.divider-thick {
  border-top: 1px solid var(--color-divider);
  margin: var(--spacing-lg) 0;
}

/* Navigation Icons */
.nav-icons {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: 50%;
  background-color: var(--color-dark-gray);
  border: 1px solid var(--color-divider);
  color: var(--color-white);
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  /* Larger touch target for mobile */
  touch-action: manipulation;
}

.nav-icon:hover {
  background-color: var(--color-medium-gray);
  border-color: var(--color-white);
  transform: scale(1.05);
}

.nav-icon:hover svg {
  color: var(--color-accent-cyan);
}

.nav-icon svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

/* Active navigation icon */
.nav-icon-active {
  background-color: var(--color-accent-cyan);
  border-color: var(--color-accent-cyan);
  color: var(--color-primary-black);
}

.nav-icon-active svg {
  color: var(--color-primary-black);
}

.nav-icon-active:hover {
  background-color: var(--color-accent-cyan);
  border-color: var(--color-accent-cyan);
  opacity: 0.9;
}

.nav-icon-active:hover svg {
  color: var(--color-primary-black);
}

/* Mobile: Reduce gap between icons */
@media (max-width: 768px) {
  .nav-icons {
    gap: var(--spacing-xs);
  }
  
  .nav-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
  }
  
  .nav-icon svg {
    width: 16px;
    height: 16px;
  }
}

/* Override nav-icon styles for hamburger menu */
.hamburger-menu-btn.nav-icon {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 4px !important;
}

.hamburger-menu-btn.nav-icon svg {
  display: none !important;
}

.nav-icon-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background-color: var(--color-accent-orange);
  color: var(--color-white);
  border-radius: 50%;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  border: 2px solid var(--color-primary-black);
  box-sizing: border-box;
  line-height: 1;
  /* Sync with notification card unread indicator */
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Extra spacing before logout icon */
.nav-icon:last-child {
  margin-left: var(--spacing-lg);
}

/* Hamburger Menu Styles */
.hamburger-menu-wrapper {
  position: relative;
}

.hamburger-menu-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-dark-gray);
  border: 1px solid var(--color-divider);
  color: var(--color-white);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  margin: 0;
}

.hamburger-menu-btn:hover {
  background-color: var(--color-medium-gray);
  border-color: var(--color-white);
  transform: scale(1.05);
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.hamburger-menu-btn:hover .hamburger-line {
  background-color: var(--color-accent-cyan);
}

.hamburger-menu-btn.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-menu-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger-menu-btn.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Navigation Menu Dropdown */
.nav-menu-dropdown {
  position: absolute !important;
  top: calc(100% + 0.5rem) !important;
  right: 0 !important;
  background-color: #1E1E1E !important;
  border: 1px solid #2A2A2A !important;
  border-radius: 12px !important;
  padding: 1rem !important;
  width: 360px !important;
  max-height: 80vh !important;
  overflow-y: auto !important;
  z-index: 10000 !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6) !important;
  animation: slideDown 0.3s ease;
  display: none;
}

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

.nav-menu-grid {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 0.5rem !important;
}

.nav-menu-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  background-color: var(--color-primary-black);
  border: 1px solid var(--color-divider);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  color: var(--color-white);
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
  min-height: 90px;
  aspect-ratio: 1;
}

.nav-menu-item:hover {
  background-color: var(--color-medium-gray);
  border-color: var(--color-accent-cyan);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 255, 255, 0.2);
}

.nav-menu-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: var(--spacing-xs);
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.nav-menu-item:hover .nav-menu-icon {
  color: var(--color-accent-cyan);
  transform: scale(1.1);
}

.nav-menu-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-align: center;
  color: var(--color-light-gray);
  transition: color var(--transition-fast);
  line-height: 1.2;
}

.nav-menu-item:hover .nav-menu-label {
  color: var(--color-white);
}

.nav-menu-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: var(--color-accent-orange);
  color: var(--color-white);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  border: 2px solid var(--color-primary-black);
}

/* Language Selector in Menu */
.language-selector-item {
  position: relative;
}

.language-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: var(--spacing-xs);
  background-color: var(--color-primary-black);
  border: 1px solid var(--color-divider);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm);
  z-index: 1001;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.language-menu-option {
  width: 100%;
  text-align: left;
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--border-radius-sm);
  color: var(--color-white);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.language-menu-option:last-child {
  margin-bottom: 0;
}

.language-menu-option:hover {
  background-color: var(--color-medium-gray);
  border-color: var(--color-divider);
}

.language-menu-option.active {
  background-color: rgba(0, 255, 255, 0.1);
  border-color: var(--color-accent-cyan);
}

.language-flag {
  font-size: 1.2rem;
}

/* Language Selector in Navigation */
.language-switcher {
  position: relative;
  display: inline-block;
}

.language-select {
  position: relative;
  background: var(--color-dark-gray) !important;
  color: var(--color-white) !important;
  border: 1px solid var(--color-divider) !important;
  border-radius: 50% !important;
  width: 44px !important;
  height: 44px !important;
  min-width: 44px !important;
  min-height: 44px !important;
  padding: 0 !important;
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  appearance: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
  text-align-last: center !important;
  transition: all var(--transition-fast) !important;
  touch-action: manipulation;
}

.language-select:hover {
  background-color: var(--color-medium-gray) !important;
  border-color: var(--color-white) !important;
  transform: scale(1.05) !important;
}

/* Mobile: Adjust language select size */
@media (max-width: 768px) {
  .language-select {
    width: 40px !important;
    height: 40px !important;
    min-width: 40px !important;
    min-height: 40px !important;
    font-size: 0.7rem !important;
  }
}

.language-select option {
  background: var(--color-dark-gray) !important;
  color: var(--color-white) !important;
  text-align: center !important;
}

.language-selector-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  width: auto;
  padding: 0 var(--spacing-sm);
}

.language-selector-btn .current-language-code {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1;
  color: var(--color-white);
  letter-spacing: 0.5px;
}

.language-dropdown {
  position: absolute;
  top: calc(100% + var(--spacing-xs));
  right: 0;
  background-color: var(--color-dark-gray);
  border: 1px solid var(--color-divider);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm);
  min-width: 180px;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.language-option {
  width: 100%;
  text-align: left;
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--border-radius-sm);
  color: var(--color-white);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.language-option:last-child {
  margin-bottom: 0;
}

.language-option:hover {
  background-color: var(--color-medium-gray);
  border-color: var(--color-divider);
}

.language-option.active {
  background-color: rgba(0, 255, 255, 0.1);
  border-color: var(--color-accent-cyan);
}