/* Pree Dark Theme Design System */

:root {
  /* Backgrounds */
  --bg-primary: #111018;        /* Deepest charcoal */
  --bg-surface: #181524;         /* Surface level */
  --bg-card: #211B2E;            /* Card/elevated surfaces */
  --bg-card-hover: #2A2437;      /* Card hover state */
  --bg-card-light: #F8F5FC;      /* Light card surface for contrast */
  --bg-card-light-hover: #F0EBFF; /* Light card hover state */
  
  /* Purple palette */
  --purple-primary: #7A3DF0;     /* Main purple */
  --purple-deep: #3B1F47;        /* Deep plum */
  --purple-light: #9D6FFF;       /* Light purple for hover */
  --purple-subtle: #2D1B3D;      /* Subtle purple tint */
  
  /* Text colors */
  --text-primary: #F5F5F5;       /* Main text - white */
  --text-secondary: #B8A9C9;     /* Secondary text - light purple-gray */
  --text-muted: #C6B8D9;         /* Muted text - improved contrast for WCAG AA */
  --text-on-purple: #FFFFFF;     /* Text on purple backgrounds */
  --text-on-light: #1A0F1F;      /* Dark text for light backgrounds */
  --text-secondary-on-light: #5A4A6A; /* Secondary text on light backgrounds */
  --text-muted-on-light: #7A6A8A; /* Muted text on light backgrounds */
  
  /* Borders & dividers */
  --border-subtle: rgba(122, 61, 240, 0.15);
  --border-medium: rgba(122, 61, 240, 0.3);
  --border-strong: #3B1F47;
  
  /* Shadows */
  --shadow-soft: 0 2px 12px rgba(0, 0, 0, 0.4);
  --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.6);
  
  /* Gradients */
  --gradient-purple: linear-gradient(135deg, #3B1F47 0%, #7A3DF0 100%);
  --gradient-subtle: linear-gradient(135deg, #181524 0%, #211B2E 100%);
  --gradient-card: linear-gradient(135deg, #211B2E 0%, #2A2437 100%);
  
  /* Status colors */
  --success: #4CAF50;
  --warning: #FF9800;
  --error: #F44336;
  --error-light: #ff5252;
  --error-alpha-light: rgba(244, 67, 54, 0.1);
  --error-alpha-border: rgba(244, 67, 54, 0.3);
  --info: #2196F3;

  /* Purple alpha values */
  --purple-alpha-light: rgba(122, 61, 240, 0.1);
  --purple-alpha-medium: rgba(122, 61, 240, 0.2);
  --purple-shadow-light: rgba(122, 61, 240, 0.3);
  --purple-shadow-medium: rgba(122, 61, 240, 0.4);
  --purple-shadow-strong: rgba(122, 61, 240, 0.5);
  
  /* Overlays */
  --overlay-light: rgba(0, 0, 0, 0.5);
  --overlay-dark: rgba(0, 0, 0, 0.85);
  --overlay-subtle: rgba(0, 0, 0, 0.1);
  --shadow-black-30: rgba(0, 0, 0, 0.3);
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 20px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 24px;
  
  /* Typography */
  --font-primary: 'Inter', sans-serif;
}

/* Base styles */
body {
  font-family: var(--font-primary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.pree-container {
  max-width: 500px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  padding-bottom: 100px;
}

/* Headers */
.pree-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.pree-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-xs) 0;
}

.pree-header .subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
  font-weight: 400;
}

/* Cards */
.pree-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease-in-out;
}

.pree-card:hover {
  background: var(--bg-card-hover);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.pree-card.clickable {
  cursor: pointer;
}

.pree-card.clickable:active {
  transform: translateY(0);
}

.pree-card.gradient {
  background: var(--gradient-card);
}

/* Event card specific */
.event-card-dark {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border-subtle);
  position: relative;
  transition: all 0.2s ease-in-out;
  text-decoration: none;
  display: block;
}

.event-card-dark:hover {
  background: var(--bg-card-hover);
  border-color: var(--purple-primary);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.event-card-dark:active {
  transform: translateY(0);
}

.event-card-dark h3 {
  margin: 0 0 4px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  max-width: 80%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.event-card-dark p {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
}

/* Badges */
.pree-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  background: var(--purple-primary);
  color: var(--text-on-purple);
}

.pree-badge.secondary {
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-medium);
}

/* Positioned badge for cards */
.badge-positioned {
  position: absolute;
  top: 12px;
  right: 12px;
}

/* Buttons */
.pree-btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  font-family: var(--font-primary);
}

.pree-btn-primary {
  background: var(--purple-primary);
  color: var(--text-on-purple);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.pree-btn-primary:hover {
  background: var(--purple-light);
  box-shadow: 0 4px 12px var(--purple-shadow-medium);
  transform: scale(1.05);
}

.pree-btn-primary:active {
  transform: scale(0.98);
}

.pree-btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.pree-btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--purple-primary);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  transform: scale(1.05);
}

.pree-btn-secondary:active {
  transform: scale(0.98);
}

/* Inputs */
.pree-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 10px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease-in-out;
}

.pree-input:hover {
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  border-color: var(--border-medium);
}

.pree-input:focus {
  outline: none;
  border-color: var(--purple-primary);
  box-shadow: 0 0 0 3px var(--purple-alpha-light), 0 4px 10px rgba(0, 0, 0, 0.12);
}

.pree-input::placeholder {
  color: var(--text-muted);
}

/* Select dropdowns */
.pree-select {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 10px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-primary);
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease-in-out;
}

.pree-select:hover {
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  border-color: var(--border-medium);
}

.pree-select:focus {
  outline: none;
  border-color: var(--purple-primary);
  box-shadow: 0 0 0 3px var(--purple-alpha-light), 0 4px 10px rgba(0, 0, 0, 0.12);
}

/* Search bar */
.pree-search-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: var(--spacing-xl);
}

.pree-search-bar input,
.pree-search-bar select {
  flex: 1;
  min-width: 120px;
}

/* Grid layouts */
.pree-grid {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Back button */
.pree-back-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 100;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  padding: 8px 12px;
  font-size: 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease-in-out;
}

.pree-back-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--purple-primary);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  transform: scale(1.05);
}

.pree-back-btn:active {
  transform: scale(0.98);
}

/* Bottom navigation */
.pree-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 12px 0;
  z-index: 999;
  box-shadow: 0 -2px 12px var(--shadow-black-30);
}

.pree-bottom-nav a {
  color: var(--text-secondary);
  transition: all 0.2s ease-in-out;
  text-decoration: none;
  position: relative;
}

.pree-bottom-nav a:hover,
.pree-bottom-nav a.active {
  color: var(--purple-primary);
  transform: scale(1.15);
}

.pree-bottom-nav a:active {
  transform: scale(1.05);
}

.pree-bottom-nav i {
  font-size: 20px;
}

/* Empty state */
.pree-empty-state {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-lg);
  background: var(--gradient-subtle);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

.pree-empty-state h3 {
  font-size: 18px;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
  font-weight: 600;
}

.pree-empty-state p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Settings sections */
.pree-settings-section {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border: 1px solid var(--border-subtle);
}

.pree-settings-section h3 {
  font-size: 16px;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-lg) 0;
  font-weight: 600;
}

.pree-settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.pree-settings-row:last-child {
  border-bottom: none;
}

.pree-settings-row label {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
}

.pree-settings-row .description {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Modals & Overlays */
.pree-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  animation: fadeIn 0.2s ease-in-out forwards;
}

.pree-modal-content {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  max-width: 400px;
  width: 90%;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-medium);
  transform: translateY(20px);
  opacity: 0;
  animation: slideUp 0.25s ease-in-out 0.1s forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

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

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

/* Dropdowns */
.pree-dropdown {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  padding: var(--spacing-sm) 0;
  z-index: 100;
  transform: translateY(-10px);
  opacity: 0;
  animation: slideDown 0.2s ease-in-out forwards;
}

.pree-dropdown-item {
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  text-decoration: none;
  display: block;
}

.pree-dropdown-item:hover {
  background: var(--bg-card-hover);
  color: var(--purple-primary);
}

.pree-dropdown-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: var(--spacing-sm) 0;
}

/* Utility classes */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }

.bg-primary { background: var(--bg-primary); }
.bg-surface { background: var(--bg-surface); }
.bg-card { background: var(--bg-card); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }