/**
 * Shadcn UI Date Picker Styles
 * Modeled after shadcn/ui React Popover + Calendar component
 */

/* ── Popover Trigger Button ── */
.shadcn-datepicker-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
}

.shadcn-datepicker-btn {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  width: 100% !important;
  min-height: 40px !important;
  padding: 0.5rem 0.875rem !important;
  font-family: 'Inter', 'Hind Siliguri', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  font-size: 0.875rem !important;
  font-weight: 400 !important;
  line-height: 1.4 !important;
  color: #18181b !important;
  background-color: #ffffff !important;
  border: 1px solid #e4e4e7 !important;
  border-radius: 8px !important;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.04) !important;
  cursor: pointer !important;
  text-align: left !important;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1) !important;
  outline: none !important;
  user-select: none !important;
}

.shadcn-datepicker-btn:hover {
  background-color: #f8fafc !important;
  border-color: #cbd5e1 !important;
}

.shadcn-datepicker-btn:focus-visible,
.shadcn-datepicker-btn.active {
  border-color: #6366f1 !important;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18) !important;
}

.shadcn-datepicker-btn[data-empty="true"] {
  color: #71717a !important; /* muted-foreground */
}

.shadcn-datepicker-btn .date-value {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.shadcn-datepicker-btn .date-value i,
.shadcn-datepicker-btn .date-value svg {
  color: #71717a;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.shadcn-datepicker-btn .chevron-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #71717a;
  font-size: 0.8rem;
  margin-left: 0.5rem;
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.shadcn-datepicker-btn.active .chevron-icon {
  transform: rotate(180deg);
}

/* ── Popover Content (Card) ── */
.shadcn-popover-content {
  position: absolute;
  z-index: 99999 !important;
  top: calc(100% + 6px);
  left: 0;
  min-width: 290px;
  max-width: 320px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  box-shadow: 0 16px 36px -6px rgba(15, 23, 42, 0.18), 0 6px 16px -4px rgba(15, 23, 42, 0.08);
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px) scale(0.98);
  transform-origin: top left;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  pointer-events: none;
  box-sizing: border-box;
}

.shadcn-popover-content.placement-top {
  top: auto;
  bottom: calc(100% + 6px);
  transform-origin: bottom left;
}

.shadcn-popover-content.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* ── Calendar Header ── */
.shadcn-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.875rem;
}

.shadcn-calendar-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #18181b;
}

.shadcn-select-month,
.shadcn-select-year {
  appearance: auto !important;
  -webkit-appearance: auto !important;
  background-color: #f8fafc !important;
  border: 1px solid #cbd5e1 !important;
  border-radius: 7px !important;
  padding: 3px 6px !important;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  color: #1e293b !important;
  cursor: pointer !important;
  outline: none !important;
  transition: all 0.15s ease !important;
}

.shadcn-select-month:hover,
.shadcn-select-year:hover {
  background-color: #eef2ff !important;
  border-color: #c7d2fe !important;
  color: #4f46e5 !important;
}

.shadcn-select-month:focus,
.shadcn-select-year:focus {
  border-color: #6366f1 !important;
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2) !important;
  background-color: #ffffff !important;
}

.shadcn-calendar-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.shadcn-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  background-color: transparent;
  border: 1px solid #e4e4e7;
  border-radius: 6px;
  color: #71717a;
  cursor: pointer;
  transition: all 0.15s;
}

.shadcn-nav-btn:hover {
  background-color: #f4f4f5;
  color: #18181b;
}

.shadcn-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ── Calendar Table & Weekdays ── */
.shadcn-calendar-grid {
  width: 100%;
  border-collapse: collapse;
}

.shadcn-calendar-grid th {
  padding: 0 0 0.5rem 0;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 500;
  color: #71717a; /* text-muted-foreground */
}

.shadcn-calendar-grid td {
  padding: 2px;
  text-align: center;
}

.shadcn-day-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  margin: 0;
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 400;
  color: #18181b;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.12s ease;
  user-select: none;
}

.shadcn-day-btn:hover:not(:disabled):not(.selected) {
  background-color: #f4f4f5;
  color: #18181b;
}

.shadcn-day-btn.outside {
  color: #a1a1aa;
  opacity: 0.45;
}

.shadcn-day-btn.today:not(.selected) {
  background-color: #f4f4f5;
  color: #6366f1;
  font-weight: 600;
}

.shadcn-day-btn.selected {
  background-color: #6366f1 !important; /* bg-primary */
  color: #ffffff !important;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.35);
}

.shadcn-day-btn:disabled {
  color: #d4d4d8;
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

/* ── Calendar Footer (Quick Actions) ── */
.shadcn-calendar-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding-top: 0.625rem;
  border-top: 1px solid #f4f4f5;
}

.shadcn-footer-btn {
  background: none;
  border: none;
  padding: 2px 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: #6366f1;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.shadcn-footer-btn:hover {
  background-color: #f4f4f5;
  color: #4f46e5;
}

.shadcn-footer-btn.clear-btn {
  color: #71717a;
}

.shadcn-footer-btn.clear-btn:hover {
  color: #ef4444;
}

/* Hide the original native date input while keeping it functional for forms */
.shadcn-native-hidden {
  position: absolute !important;
  opacity: 0 !important;
  width: 0 !important;
  height: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  border: none !important;
  pointer-events: none !important;
  clip: rect(0, 0, 0, 0) !important;
}