/**
 * Ethiopian Date Picker Styles
 * Premium, modern design with Ethiopian color accents
 */

/* Google Font Import - Noto Sans Ethiopic for Amharic */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Ethiopic:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Ethiopian Flag Colors */
  --ethio-green: #078930;
  --ethio-yellow: #FCDD09;
  --ethio-red: #DA121A;

  /* Modern Color Palette */
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #60a5fa;

  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Semantic Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* 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-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-ethiopic: 'Noto Sans Ethiopic', 'Nyala', 'Ethiopia Jiret', sans-serif;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Variables */
.ethio-datepicker.dark-mode {
  --bg-primary: var(--gray-900);
  --bg-secondary: var(--gray-800);
  --bg-tertiary: var(--gray-700);
  --text-primary: var(--gray-100);
  --text-secondary: var(--gray-300);
  --text-tertiary: var(--gray-400);
  --border-color: var(--gray-700);
  --hover-bg: var(--gray-700);
  --selected-bg: var(--primary);
  --selected-text: var(--white);
}

/* Light Mode Variables (Default) */
.ethio-datepicker:not(.dark-mode) {
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-tertiary: var(--gray-100);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-700);
  --text-tertiary: var(--gray-500);
  --border-color: var(--gray-200);
  --hover-bg: var(--gray-50);
  --selected-bg: var(--primary);
  --selected-text: var(--white);
}

/* Main Container */
.ethio-datepicker {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 320px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-10px) scale(0.95);
  transition: opacity var(--transition-base),
    transform var(--transition-base);
  user-select: none;
}

/* Open State Animation */
.ethio-datepicker.open {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Header */
.ethio-datepicker-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: linear-gradient(135deg, var(--ethio-green) 0%, var(--ethio-green) 33%, var(--ethio-yellow) 33%, var(--ethio-yellow) 66%, var(--ethio-red) 66%, var(--ethio-red) 100%);
  background-size: 100% 4px;
  background-repeat: no-repeat;
  background-position: bottom;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.ethio-datepicker-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg,
      var(--ethio-green) 0%,
      var(--ethio-green) 33%,
      var(--ethio-yellow) 33%,
      var(--ethio-yellow) 66%,
      var(--ethio-red) 66%,
      var(--ethio-red) 100%);
}

/* Navigation Buttons */
.ethio-nav-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.ethio-nav-btn:hover {
  background: var(--hover-bg);
  border-color: var(--primary);
  color: var(--primary);
  transform: scale(1.05);
}

.ethio-nav-btn:active {
  transform: scale(0.95);
}

/* Month/Year Display */
.ethio-month-year {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-ethiopic), var(--font-sans);
  flex: 1;
  text-align: center;
  letter-spacing: 0.5px;
}

.ethio-month-year .year-segment,
.ethio-month-year .month-segment,
.ethio-month-year .year-range {
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: inline-block;
}

.ethio-month-year .year-segment:hover,
.ethio-month-year .month-segment:hover,
.ethio-month-year .year-range:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  transform: translateY(-1px);
}

/* Language Toggle */
.ethio-lang-toggle {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  margin: 0 var(--spacing-sm);
  transition: all var(--transition-fast);
}

.ethio-lang-toggle:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Calendar Grid */
.ethio-calendar-grid {
  padding: var(--spacing-md);
}

/* Day Headers */
.ethio-day-headers {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.ethio-day-header {
  text-align: center;
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  padding: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Days Grid */
.ethio-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--spacing-xs);
}

/* Day Cell */
.ethio-day {
  aspect-ratio: 1;
  border: 1px solid transparent;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* Ripple Effect */
.ethio-day::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
  opacity: 0;
  transform: scale(0);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.ethio-day:active::before {
  opacity: 0.3;
  transform: scale(1);
}

/* Empty Day */
.ethio-day.empty {
  background: transparent;
  cursor: default;
  pointer-events: none;
}

/* Hover State */
.ethio-day:not(.empty):not(.disabled):hover {
  background: var(--hover-bg);
  border-color: var(--primary-light);
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
  z-index: 1;
}

/* Today */
.ethio-day.today {
  border-color: var(--primary);
  font-weight: 700;
  color: var(--primary);
}

/* Selected */
.ethio-day.selected {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  border-color: var(--primary-dark);
  font-weight: 700;
  box-shadow: var(--shadow-md);
  transform: scale(1.05);
}

.ethio-day.selected:hover {
  transform: scale(1.15);
}

/* Holiday */
.ethio-day.holiday {
  background: linear-gradient(135deg, var(--ethio-yellow) 0%, var(--ethio-red) 100%);
  color: var(--gray-900);
  font-weight: 600;
}

.ethio-day.holiday:not(.selected):hover {
  box-shadow: 0 0 0 2px var(--ethio-red);
}

/* Disabled */
.ethio-day.disabled {
  background: var(--bg-tertiary);
  color: var(--text-tertiary);
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* Year Grid View */
.ethio-year-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  max-height: 240px;
  overflow-y: auto;
}

.ethio-year-cell {
  padding: var(--spacing-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.ethio-year-cell:hover {
  background: var(--hover-bg);
  border-color: var(--primary);
  color: var(--primary);
  transform: scale(1.05);
}

.ethio-year-cell.selected {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary-dark);
}

/* Month Grid View */
.ethio-month-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
}

.ethio-month-cell {
  padding: var(--spacing-md) var(--spacing-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  font-family: var(--font-ethiopic), var(--font-sans);
}

.ethio-month-cell:hover {
  background: var(--hover-bg);
  border-color: var(--primary);
  color: var(--primary);
  transform: scale(1.02);
}

.ethio-month-cell.selected {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary-dark);
}

/* Footer */
.ethio-datepicker-footer {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

/* Footer Buttons */
.ethio-today-btn,
.ethio-close-btn {
  flex: 1;
  padding: 0.625rem var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}

.ethio-today-btn {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.ethio-today-btn:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.ethio-close-btn {
  background: var(--bg-primary);
  color: var(--text-secondary);
}

.ethio-close-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Focus Styles for Accessibility */
.ethio-day:focus,
.ethio-nav-btn:focus,
.ethio-lang-toggle:focus,
.ethio-today-btn:focus,
.ethio-close-btn:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Ethiopic Font for Amharic Text */
.ethio-datepicker-header,
.ethio-day-header,
.ethio-month-year,
.ethio-today-btn,
.ethio-close-btn {
  font-family: var(--font-ethiopic), var(--font-sans);
}

/* Responsive Design */
@media (max-width: 480px) {
  .ethio-datepicker {
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
  }

  .ethio-day {
    font-size: 0.8rem;
  }

  .ethio-month-year {
    font-size: 0.9rem;
  }
}

/* Animation Keyframes */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

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

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }
}

/* Pulse animation for selected day */
.ethio-day.selected {
  animation: pulse 2s infinite;
}

/* Smooth scrolling for better UX */
* {
  box-sizing: border-box;
}

/* Print Styles */
@media print {
  .ethio-datepicker {
    display: none !important;
  }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .ethio-datepicker {
    border-width: 2px;
  }

  .ethio-day {
    border-width: 2px;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {

  .ethio-datepicker,
  .ethio-day,
  .ethio-nav-btn,
  .ethio-lang-toggle,
  .ethio-today-btn,
  .ethio-close-btn {
    transition: none;
    animation: none;
  }
}

/* Custom Scrollbar (if needed for year/month select in future) */
.ethio-datepicker ::-webkit-scrollbar {
  width: 8px;
}

.ethio-datepicker ::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
}

.ethio-datepicker ::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-sm);
}

.ethio-datepicker ::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}