/* ============================
   NPKN Flatpickr Theme
   Custom calendar picker matching NPKN design system.
   Teal accent, custom month/year pickers, calendar icon.
   ============================ */

/* Calendar container */
.flatpickr-calendar {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  font-family: inherit;
  width: 320px;
  padding: 0.625rem;
}
.flatpickr-calendar.arrowTop::before,
.flatpickr-calendar.arrowTop::after,
.flatpickr-calendar.arrowBottom::before,
.flatpickr-calendar.arrowBottom::after {
  display: none;
}

/* ============================
   Month navigation header
   ============================ */
.flatpickr-months {
  padding: 0.375rem 0;
  align-items: center;
}
.flatpickr-months .flatpickr-month {
  height: 2.5rem;
}
.flatpickr-current-month {
  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
  padding-top: 0.35rem;
}

/* Hide native month dropdown and year spinner entirely — replaced by JS */
.flatpickr-current-month .flatpickr-monthDropdown-months,
.flatpickr-current-month .numInputWrapper {
  display: none !important;
}

/* Nav arrows — fix red hover from base CSS, add proper padding */
.flatpickr-months .flatpickr-prev-month,
.flatpickr-months .flatpickr-next-month {
  color: #64748b;
  fill: #64748b;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: background 150ms ease, color 150ms ease;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 0.375rem;
}
.flatpickr-months .flatpickr-prev-month.flatpickr-prev-month {
  left: 0.375rem;
}
.flatpickr-months .flatpickr-next-month.flatpickr-next-month {
  right: 0.375rem;
}
/* Override the red hover from flatpickr base CSS */
.flatpickr-months .flatpickr-prev-month:hover,
.flatpickr-months .flatpickr-next-month:hover {
  background: #f1f5f9;
  color: #0f172a;
  fill: #0f172a;
}
/* Kill the red SVG fill and default solid arrows from base CSS */
.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg {
  fill: none !important;
}
.flatpickr-months .flatpickr-prev-month svg,
.flatpickr-months .flatpickr-next-month svg {
  width: 18px;
  height: 18px;
  fill: none !important;
  stroke: currentColor;
}
.flatpickr-months .flatpickr-prev-month svg path,
.flatpickr-months .flatpickr-next-month svg path {
  fill: none !important;
}

/* ============================
   Custom month/year header buttons (JS-injected)
   ============================ */
.npkn-month-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
}
.npkn-month-btn,
.npkn-year-btn {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
  background: transparent;
  border: none;
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: background 150ms ease;
  line-height: 1.4;
}
.npkn-month-btn:hover,
.npkn-year-btn:hover {
  background: #f1f5f9;
}

/* ============================
   Month + year picker overlays
   ============================ */
.npkn-picker-overlay {
  position: absolute;
  top: 2.75rem;
  left: 0.5rem;
  right: 0.5rem;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 0.75rem;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  padding: 0.75rem;
  z-index: 10;
  display: grid;
  gap: 0.375rem;
}
.npkn-month-picker {
  grid-template-columns: repeat(3, 1fr);
}
.npkn-year-picker {
  grid-template-columns: repeat(3, 1fr);
}
.npkn-picker-item {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  background: transparent;
  border: none;
  padding: 0.5rem 0.25rem;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
  text-align: center;
}
.npkn-picker-item:hover {
  background: rgba(26, 188, 156, 0.08);
  color: #0f172a;
}
.npkn-picker-item.active {
  background: #1ABC9C;
  color: #ffffff;
  font-weight: 600;
}
.npkn-picker-item.active:hover {
  background: #16a085;
  color: #ffffff;
}

/* ============================
   Day-of-week headers
   ============================ */
span.flatpickr-weekday {
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================
   Day cells
   ============================ */
.flatpickr-day {
  color: #0f172a;
  font-size: 0.875rem;
  font-weight: 400;
  border-radius: 9999px;
  height: 2.25rem;
  line-height: 2.25rem;
  max-width: 2.25rem;
  margin: 0.125rem auto;
  border: none;
  transition: background 150ms ease, color 150ms ease;
}
.flatpickr-day:hover,
.flatpickr-day:focus {
  background: rgba(26, 188, 156, 0.08);
  border: none;
  color: #0f172a;
}

/* Today */
.flatpickr-day.today {
  color: #1ABC9C;
  font-weight: 600;
  border: none;
  background: transparent;
}
.flatpickr-day.today:hover {
  background: rgba(26, 188, 156, 0.08);
  color: #1ABC9C;
}

/* Selected day */
.flatpickr-day.selected,
.flatpickr-day.selected:hover,
.flatpickr-day.selected:focus {
  background: #1ABC9C;
  color: #ffffff;
  border: none;
  font-weight: 600;
}

/* Previous/next month days */
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay {
  color: #cbd5e1;
}
.flatpickr-day.prevMonthDay:hover,
.flatpickr-day.nextMonthDay:hover {
  background: #f8fafc;
  border: none;
  color: #94a3b8;
}

/* Disabled days */
.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover {
  color: #e2e8f0;
  background: transparent;
  border: none;
  cursor: not-allowed;
}

/* ============================
   Calendar icon on input
   ============================ */
.npkn-datepicker-wrap {
  position: relative;
}
.npkn-datepicker-icon {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
  pointer-events: auto;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: color 150ms ease;
}
.npkn-datepicker-icon:hover {
  color: #64748b;
}

/* Alt input styling */
.flatpickr-input.flatpickr-mobile,
input.flatpickr-input[readonly] {
  cursor: pointer;
}
.flatpickr-alt-input {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-size: 1rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  background: #ffffff;
  color: #0f172a;
  outline: none;
  cursor: pointer;
  transition: border-color 150ms ease;
}
.flatpickr-alt-input:focus {
  border-color: #1ABC9C;
  box-shadow: 0 0 0 3px rgba(26, 188, 156, 0.15);
}

/* ============================
   Dark theme overrides
   ============================ */
html.theme-dark .flatpickr-calendar {
  background: #1e293b;
  border-color: #334155;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}
html.theme-dark .flatpickr-current-month {
  color: #e2e8f0;
}
html.theme-dark .npkn-month-btn,
html.theme-dark .npkn-year-btn {
  color: #e2e8f0;
}
html.theme-dark .npkn-month-btn:hover,
html.theme-dark .npkn-year-btn:hover {
  background: #334155;
}
html.theme-dark .npkn-picker-overlay {
  background: #1e293b;
  border-color: #334155;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}
html.theme-dark .npkn-picker-item {
  color: #cbd5e1;
}
html.theme-dark .npkn-picker-item:hover {
  background: rgba(26, 188, 156, 0.12);
  color: #e2e8f0;
}
html.theme-dark span.flatpickr-weekday {
  color: #64748b;
}
html.theme-dark .flatpickr-day {
  color: #e2e8f0;
}
html.theme-dark .flatpickr-day:hover {
  background: rgba(26, 188, 156, 0.12);
  color: #e2e8f0;
}
html.theme-dark .flatpickr-day.today {
  color: #1ABC9C;
}
html.theme-dark .flatpickr-day.prevMonthDay,
html.theme-dark .flatpickr-day.nextMonthDay {
  color: #475569;
}
html.theme-dark .flatpickr-months .flatpickr-prev-month,
html.theme-dark .flatpickr-months .flatpickr-next-month {
  color: #94a3b8;
}
html.theme-dark .flatpickr-months .flatpickr-prev-month:hover,
html.theme-dark .flatpickr-months .flatpickr-next-month:hover {
  background: #334155;
  color: #e2e8f0;
}
html.theme-dark .npkn-datepicker-icon {
  color: #64748b;
}
html.theme-dark .npkn-datepicker-icon:hover {
  color: #94a3b8;
}
html.theme-dark .flatpickr-alt-input {
  background: #0f172a;
  border-color: #475569;
  color: #e2e8f0;
}
html.theme-dark .flatpickr-alt-input:focus {
  border-color: #1ABC9C;
  box-shadow: 0 0 0 3px rgba(26, 188, 156, 0.2);
}