/**
 * PRZ Critical Path CSS
 * Dark/Light theme with Material Design principles
 * Responsive design with mobile-first approach
 */

:root {
  /* Dark Theme Colors */
  --primary: #1976d2;
  --primary-dark: #1565c0;
  --primary-light: #42a5f5;
  --secondary: #ffc107;
  --secondary-dark: #ffa000;
  
  --bg-primary: #121212;
  --bg-secondary: #1e1e1e;
  --bg-tertiary: #2d2d2d;
  --bg-elevation-1: #1e1e1e;
  --bg-elevation-2: #232323;
  --bg-elevation-3: #282828;
  
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-disabled: #666666;
  
  --success: #4caf50;
  --warning: #ff9800;
  --error: #f44336;
  --info: #2196f3;
  
  --border: #404040;
  --border-light: #525252;
  --shadow: rgba(0, 0, 0, 0.3);
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-xxl: 20px;
  --font-size-h3: 24px;
  --font-size-h2: 28px;
  --font-size-h1: 32px;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.35s ease;
}

/* Light Theme */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-tertiary: #eeeeee;
  --bg-elevation-1: #ffffff;
  --bg-elevation-2: #fafafa;
  --bg-elevation-3: #f5f5f5;
  
  --text-primary: #212121;
  --text-secondary: #757575;
  --text-disabled: #bdbdbd;
  
  --border: #e0e0e0;
  --border-light: #f5f5f5;
  --shadow: rgba(0, 0, 0, 0.1);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: 1.5;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }

p {
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

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

a:hover {
  color: var(--primary-light);
}

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

.main-content {
  padding-top: 64px; /* Account for fixed header */
  min-height: calc(100vh - 64px);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background-color: var(--bg-elevation-2);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  box-shadow: 0 2px 4px var(--shadow);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--primary);
  padding: 10px;
}
.logo img {
    vertical-align: middle;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Hamburger Menu */
.menu-toggle {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.menu-toggle:hover {
  background-color: var(--bg-tertiary);
}

.hamburger {
  width: 20px;
  height: 20px;
  position: relative;
  transform: rotate(0deg);
  transition: var(--transition-normal);
}

.hamburger span {
  display: block;
  position: absolute;
  height: 2px;
  width: 100%;
  background: var(--text-primary);
  border-radius: 1px;
  opacity: 1;
  left: 0;
  transform: rotate(0deg);
  transition: var(--transition-normal);
}

.hamburger span:nth-child(1) { top: 4px; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 14px; }

.menu-toggle.active .hamburger span:nth-child(1) {
  top: 9px;
  transform: rotate(135deg);
}

.menu-toggle.active .hamburger span:nth-child(2) {
  opacity: 0;
  left: -20px;
}

.menu-toggle.active .hamburger span:nth-child(3) {
  top: 9px;
  transform: rotate(-135deg);
}

/* Sidebar Menu */
.sidebar {
  position: fixed;
  top: 64px;
  right: calc((100vw - 1200px) / 2 + var(--spacing-md));
  width: 0;
  height: calc(100vh - 64px);
  background-color: var(--bg-elevation-2);
  border-left: 1px solid var(--border);
  transition: width var(--transition-normal), opacity var(--transition-normal);
  z-index: 999;
  overflow: hidden;
  opacity: 0;
  box-shadow: -2px 0 8px var(--shadow);
}

.sidebar.open {
  width: 320px;
  opacity: 1;
  overflow-y: auto;
}

.sidebar-content {
  padding: var(--spacing-lg);
}

.sidebar-section {
  margin-bottom: var(--spacing-xl);
}

.sidebar-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

/* Portfolio Selector */
.portfolio-selector {
  margin-bottom: var(--spacing-lg);
}

.portfolio-list {
  list-style: none;
}

.portfolio-item {
  margin-bottom: var(--spacing-sm);
}

.portfolio-item button {
  width: 100%;
  padding: var(--spacing-md);
  background: none;
  border: 1px solid var(--border);
  color: var(--text-primary);
  text-align: left;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--font-size-base);
}

.portfolio-item button:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--border-light);
}

.portfolio-item button.active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: white;
}

.portfolio-name {
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.portfolio-id {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  opacity: 0.8;
}

/* Navigation Menu */
.nav-menu {
  list-style: none;
}

.nav-item {
  margin-bottom: var(--spacing-xs);
}

.nav-link {
  display: block;
  padding: var(--spacing-md);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
  font-size: var(--font-size-base);
}

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

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

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--font-size-sm);
}

.theme-toggle:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--border-light);
}

/* Overlay */
.sidebar-overlay {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 998;
}

.sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .header-container {
    padding: 0 var(--spacing-sm);
  }
  
  .sidebar {
    right: var(--spacing-sm);
    width: 0;
  }
  
  .sidebar.open {
    width: 280px;
  }
  
  .sidebar-content {
    padding: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .sidebar {
    right: 0;
    width: 0;
  }
  
  .sidebar.open {
    width: 100vw;
  }
}

/* Utility Classes */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

/* Market Status */
.market-status {
  margin-top: var(--spacing-md);
}

.market-indicator {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background-color: var(--bg-elevation-1);
}

.market-normal {
  border-color: var(--success);
  background-color: rgba(76, 175, 80, 0.1);
}

.market-recovering {
  border-color: var(--info);
  background-color: rgba(33, 150, 243, 0.1);
}

.market-warning {
  border-color: var(--warning);
  background-color: rgba(255, 152, 0, 0.1);
}

.market-crash {
  border-color: var(--error);
  background-color: rgba(244, 67, 54, 0.1);
}

.market-unknown {
  border-color: var(--border);
  background-color: var(--bg-elevation-2);
}

.market-status-text {
  font-weight: 600;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-xs);
}

.market-normal .market-status-text { color: var(--success); }
.market-recovering .market-status-text { color: var(--info); }
.market-warning .market-status-text { color: var(--warning); }
.market-crash .market-status-text { color: var(--error); }
.market-unknown .market-status-text { color: var(--text-secondary); }

.market-confidence {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.market-message {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* PRZ Loading Animation - Animated Candlestick Logo */
.prz-loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}

.prz-loading-icon {
  width: 48px;
  height: 48px;
}

/* Pulsing animation for each candlestick */
.prz-loading-icon .candlestick-1 {
  animation: prz-pulse 1.5s ease-in-out infinite;
  animation-delay: 0s;
}

.prz-loading-icon .candlestick-2 {
  animation: prz-pulse 1.5s ease-in-out infinite;
  animation-delay: 0.3s;
}

.prz-loading-icon .candlestick-3 {
  animation: prz-pulse 1.5s ease-in-out infinite;
  animation-delay: 0.6s;
}

@keyframes prz-pulse {
  0%, 100% {
    opacity: 0.3;
    transform: scaleY(0.8);
  }
  50% {
    opacity: 1;
    transform: scaleY(1.1);
  }
}

/* Alternative: Sequential highlight animation */
.prz-loading-icon.highlight-mode .candlestick-1 {
  animation: prz-highlight 2s ease-in-out infinite;
  animation-delay: 0s;
}

.prz-loading-icon.highlight-mode .candlestick-2 {
  animation: prz-highlight 2s ease-in-out infinite;
  animation-delay: 0.4s;
}

.prz-loading-icon.highlight-mode .candlestick-3 {
  animation: prz-highlight 2s ease-in-out infinite;
  animation-delay: 0.8s;
}

@keyframes prz-highlight {
  0%, 80%, 100% {
    opacity: 0.4;
    filter: brightness(0.7);
  }
  20% {
    opacity: 1;
    filter: brightness(1.3) drop-shadow(0 0 8px currentColor);
  }
}

/* Loading text */
.prz-loading-text {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  text-align: center;
}

/* Different sizes */
.prz-loading.small .prz-loading-icon {
  width: 32px;
  height: 32px;
}

.prz-loading.large .prz-loading-icon {
  width: 64px;
  height: 64px;
}

/* Overlay version for full-screen loading */
.prz-loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(2px);
}

.prz-loading-overlay .prz-loading {
  background: var(--bg-elevation-2);
  padding: 32px;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px var(--shadow);
}

.prz-loading-overlay .prz-loading-text {
  color: var(--text-primary);
  font-size: 16px;
}