/* ============================================================
   PARDIS JALALI DATEPICKER — Component Styles
   ============================================================ */

:root {
  /* ── Modern/Clean Theme (Default) ── */
  --pardis-font: 'Vazirmatn', system-ui, sans-serif;
  --pardis-bg: #ffffff;
  --pardis-bg-secondary: #f8f9fc;
  --pardis-text: #1a1a2e;
  --pardis-text-secondary: #6b7280;
  --pardis-text-disabled: #c4c9d4;
  --pardis-primary: #4f46e5;
  --pardis-primary-light: #eef2ff;
  --pardis-primary-hover: #4338ca;
  --pardis-range-bg: #eef2ff;
  --pardis-border: #e5e7eb;
  --pardis-shadow: 0 20px 60px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
  --pardis-radius: 16px;
  --pardis-radius-sm: 10px;
  --pardis-radius-day: 12px;
  --pardis-cell-size: 42px;
  --pardis-header-bg: transparent;
  --pardis-today-border: 2px solid var(--pardis-primary);
  --pardis-input-bg: #f8f9fc;
  --pardis-input-border: #e5e7eb;
  --pardis-input-focus: var(--pardis-primary);
  --pardis-backdrop: rgba(0,0,0,0);
  --pardis-blur: 0px;
  --pardis-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --pardis-weekend-color: #ef4444;
}

/* ── Glassmorphism Theme ── */
[data-pardis-theme="glass"] {
  --pardis-bg: rgba(255, 255, 255, 0.12);
  --pardis-bg-secondary: rgba(255, 255, 255, 0.06);
  --pardis-text: #ffffff;
  --pardis-text-secondary: rgba(255, 255, 255, 0.6);
  --pardis-text-disabled: rgba(255, 255, 255, 0.2);
  --pardis-primary: #a78bfa;
  --pardis-primary-light: rgba(167, 139, 250, 0.15);
  --pardis-primary-hover: #c4b5fd;
  --pardis-range-bg: rgba(167, 139, 250, 0.1);
  --pardis-border: rgba(255, 255, 255, 0.12);
  --pardis-shadow: 0 24px 80px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.1);
  --pardis-radius: 24px;
  --pardis-radius-sm: 14px;
  --pardis-radius-day: 14px;
  --pardis-today-border: 2px solid rgba(167, 139, 250, 0.6);
  --pardis-input-bg: rgba(255, 255, 255, 0.08);
  --pardis-input-border: rgba(255, 255, 255, 0.15);
  --pardis-input-focus: #a78bfa;
  --pardis-backdrop: rgba(255, 255, 255, 0.08);
  --pardis-blur: 24px;
  --pardis-weekend-color: #fb923c;
}

/* ── Classic/Admin Theme ── */
[data-pardis-theme="classic"] {
  --pardis-bg: #1e1e2e;
  --pardis-bg-secondary: #252536;
  --pardis-text: #e2e8f0;
  --pardis-text-secondary: #94a3b8;
  --pardis-text-disabled: #475569;
  --pardis-primary: #38bdf8;
  --pardis-primary-light: rgba(56, 189, 248, 0.12);
  --pardis-primary-hover: #7dd3fc;
  --pardis-range-bg: rgba(56, 189, 248, 0.08);
  --pardis-border: #334155;
  --pardis-shadow: 0 8px 32px rgba(0,0,0,0.4);
  --pardis-radius: 8px;
  --pardis-radius-sm: 6px;
  --pardis-radius-day: 6px;
  --pardis-cell-size: 36px;
  --pardis-today-border: 2px solid #38bdf8;
  --pardis-input-bg: #252536;
  --pardis-input-border: #334155;
  --pardis-input-focus: #38bdf8;
  --pardis-backdrop: rgba(0,0,0,0);
  --pardis-blur: 0px;
  --pardis-weekend-color: #f87171;
}

/* ============================================================
   PARDIS INPUT COMPONENT
   ============================================================ */
.pardis-input-wrapper {
  position: relative;
  width: 100%;
}

.pardis-input {
  width: 100%;
  font-family: var(--pardis-font);
  font-size: 1rem;
  font-weight: 500;
  padding: 14px 48px 14px 16px;
  border: 2px solid var(--pardis-input-border);
  border-radius: var(--pardis-radius-sm);
  background: var(--pardis-input-bg);
  color: var(--pardis-text);
  outline: none;
  transition: all var(--pardis-transition);
  direction: ltr;
  text-align: right;
  letter-spacing: 1px;
}

.pardis-input::placeholder {
  color: var(--pardis-text-disabled);
  font-weight: 400;
  letter-spacing: 0;
}

.pardis-input:focus {
  border-color: var(--pardis-input-focus);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

.pardis-input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--pardis-text-secondary);
  pointer-events: none;
  transition: color var(--pardis-transition);
}

.pardis-input:focus ~ .pardis-input-icon {
  color: var(--pardis-primary);
}

/* ============================================================
   PARDIS CALENDAR — Popover Mode
   ============================================================ */
.pardis-popover-anchor {
  position: relative;
  width: 100%;
}

.pardis-calendar-popover {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) scale(0.95) translateY(-8px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pardis-calendar-popover.open {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) scale(1) translateY(0);
}

/* ============================================================
   PARDIS CALENDAR — Bottom Sheet Mode
   ============================================================ */
.pardis-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.pardis-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.pardis-bottom-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.33, 1, 0.68, 1);
  max-height: 90vh;
  overflow-y: auto;
}

.pardis-bottom-sheet.open {
  transform: translateY(0);
}

.pardis-bottom-sheet .pardis-calendar {
  border-radius: 24px 24px 0 0;
  width: 100%;
  max-width: 100%;
}

.pardis-sheet-handle {
  width: 40px;
  height: 4px;
  background: var(--pardis-text-disabled);
  border-radius: 2px;
  margin: 12px auto 8px;
}

/* ============================================================
   PARDIS CALENDAR — Core Component
   ============================================================ */
.pardis-calendar {
  width: 340px;
  background: var(--pardis-bg);
  border: 1px solid var(--pardis-border);
  border-radius: var(--pardis-radius);
  box-shadow: var(--pardis-shadow);
  backdrop-filter: blur(var(--pardis-blur));
  -webkit-backdrop-filter: blur(var(--pardis-blur));
  overflow: hidden;
  user-select: none;
  /* direction is set dynamically via dir="rtl"|"ltr" attribute by JS */
}

.pardis-calendar[dir="rtl"] { direction: rtl; }
.pardis-calendar[dir="ltr"] { direction: ltr; }

/* ── Calendar Header ── */
.pardis-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 16px 8px;
  gap: 8px;
}

.pardis-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--pardis-radius-day);
  background: var(--pardis-bg-secondary);
  color: var(--pardis-text);
  cursor: pointer;
  font-size: 1rem;
  transition: all var(--pardis-transition);
}

.pardis-nav-btn:hover {
  background: var(--pardis-primary-light);
  color: var(--pardis-primary);
}

.pardis-nav-btn:active {
  transform: scale(0.92);
}

.pardis-header-title {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.pardis-title-chip {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--pardis-text-secondary);
  cursor: pointer;
  padding: 5px 10px;
  border-radius: var(--pardis-radius-sm);
  border: 1.5px solid transparent;
  transition: all var(--pardis-transition);
  white-space: nowrap;
}

.pardis-title-chip:hover {
  background: var(--pardis-primary-light);
  color: var(--pardis-primary);
  border-color: var(--pardis-primary-light);
}

.pardis-title-chip.active-view {
  color: var(--pardis-primary);
  background: var(--pardis-primary-light);
  border-color: var(--pardis-primary-light);
}

/* ── Weekday Headers ── */
.pardis-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding: 4px 12px;
  gap: 2px;
}

.pardis-weekday {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--pardis-text-secondary);
  padding: 6px 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pardis-weekday.weekend {
  color: var(--pardis-weekend-color);
  opacity: 0.7;
}

/* ── Days Grid ── */
.pardis-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding: 4px 12px 16px;
  gap: 2px;
}

.pardis-day {
  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--pardis-cell-size);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--pardis-text);
  border-radius: var(--pardis-radius-day);
  cursor: pointer;
  transition: all var(--pardis-transition);
  position: relative;
}

.pardis-day:hover:not(.disabled):not(.empty) {
  background: var(--pardis-primary-light);
  color: var(--pardis-primary);
}

.pardis-day.empty {
  cursor: default;
}

.pardis-day.disabled {
  color: var(--pardis-text-disabled);
  cursor: not-allowed;
}

.pardis-day.other-month {
  color: var(--pardis-text-disabled);
}

.pardis-day.today:not(.selected):not(.range-start):not(.range-end) {
  border: var(--pardis-today-border);
  font-weight: 700;
}

.pardis-day.weekend {
  color: var(--pardis-weekend-color);
}

.pardis-day.weekend.disabled,
.pardis-day.weekend.other-month {
  color: var(--pardis-text-disabled);
}

/* ── Selection States ── */
.pardis-day.selected,
.pardis-day.range-start,
.pardis-day.range-end {
  background: var(--pardis-primary) !important;
  color: #fff !important;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.pardis-day.in-range {
  background: var(--pardis-range-bg);
  color: var(--pardis-primary);
  border-radius: 0;
}

.pardis-day.in-range.weekend {
  color: var(--pardis-primary);
}

/* RTL (default Persian): start is visually on the right */
.pardis-calendar[dir="rtl"] .pardis-day.range-start,
.pardis-day.range-start {
  border-radius: 0 var(--pardis-radius-day) var(--pardis-radius-day) 0 !important;
}

.pardis-calendar[dir="rtl"] .pardis-day.range-end,
.pardis-day.range-end {
  border-radius: var(--pardis-radius-day) 0 0 var(--pardis-radius-day) !important;
}

.pardis-day.range-start.range-end {
  border-radius: var(--pardis-radius-day) !important;
}

/* LTR: start is visually on the left — invert the corner values */
.pardis-calendar[dir="ltr"] .pardis-day.range-start {
  border-radius: var(--pardis-radius-day) 0 0 var(--pardis-radius-day) !important;
}

.pardis-calendar[dir="ltr"] .pardis-day.range-end {
  border-radius: 0 var(--pardis-radius-day) var(--pardis-radius-day) 0 !important;
}

.pardis-calendar[dir="ltr"] .pardis-day.range-start.range-end {
  border-radius: var(--pardis-radius-day) !important;
}

/* ── Month/Year Grid Views ── */
.pardis-grid-view {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 12px;
  gap: 8px;
}

.pardis-grid-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 52px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--pardis-text);
  border-radius: var(--pardis-radius-sm);
  cursor: pointer;
  transition: all var(--pardis-transition);
}

.pardis-grid-cell:hover {
  background: var(--pardis-primary-light);
  color: var(--pardis-primary);
}

.pardis-grid-cell.current {
  border: var(--pardis-today-border);
}

.pardis-grid-cell.selected-period {
  background: var(--pardis-primary);
  color: #fff;
}

/* ── Hover Range Preview ── */
.pardis-day.hover-range {
  background: var(--pardis-range-bg);
  color: var(--pardis-primary);
  border-radius: 0;
  opacity: 0.7;
}

.pardis-day.hover-range-end {
  background: var(--pardis-primary);
  color: #fff;
  opacity: 0.55;
  font-weight: 700;
}

/* RTL hover range */
.pardis-day.hover-range-end.hover-range-end,
.pardis-calendar[dir="rtl"] .pardis-day.hover-range-end.hover-range-end {
  border-radius: var(--pardis-radius-day) 0 0 var(--pardis-radius-day);
}

.pardis-days .pardis-day.range-start ~ .pardis-day.hover-range-end,
.pardis-calendar[dir="rtl"] .pardis-days .pardis-day.range-start ~ .pardis-day.hover-range-end {
  border-radius: var(--pardis-radius-day) 0 0 var(--pardis-radius-day);
}

/* LTR hover range */
.pardis-calendar[dir="ltr"] .pardis-day.hover-range-end.hover-range-end {
  border-radius: 0 var(--pardis-radius-day) var(--pardis-radius-day) 0;
}

.pardis-calendar[dir="ltr"] .pardis-days .pardis-day.range-start ~ .pardis-day.hover-range-end {
  border-radius: 0 var(--pardis-radius-day) var(--pardis-radius-day) 0;
}

/* cursor crosshair while picking end date */
.pardis-days .pardis-day:not(.disabled):not(.empty) {
  cursor: pointer;
}

/* ── Range Status Hint ── */
.pardis-range-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--pardis-text-secondary);
  font-weight: 500;
  padding: 2px 0;
}

.hint-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pardis-border);
  flex-shrink: 0;
  transition: background var(--pardis-transition);
}

.hint-dot.picking {
  background: var(--pardis-primary);
  box-shadow: 0 0 0 3px var(--pardis-primary-light);
  animation: pardis-pulse 1.2s ease-in-out infinite;
}

.hint-dot.done {
  background: #22c55e;
}

@keyframes pardis-pulse {
  0%, 100% { box-shadow: 0 0 0 3px var(--pardis-primary-light); }
  50%       { box-shadow: 0 0 0 5px var(--pardis-primary-light); }
}

/* ── Footer ── */
.pardis-footer {
  display: flex;
  justify-content: space-between;
  padding: 8px 16px 14px;
  border-top: 1px solid var(--pardis-border);
}

.pardis-footer-btn {
  font-family: var(--pardis-font);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 16px;
  border: none;
  border-radius: var(--pardis-radius-day);
  cursor: pointer;
  transition: all var(--pardis-transition);
}

.pardis-footer-btn.today-btn {
  background: var(--pardis-primary-light);
  color: var(--pardis-primary);
}

.pardis-footer-btn.today-btn:hover {
  background: var(--pardis-primary);
  color: #fff;
}

.pardis-footer-btn.clear-btn {
  background: transparent;
  color: var(--pardis-text-secondary);
}

.pardis-footer-btn.clear-btn:hover {
  color: var(--pardis-weekend-color);
  background: rgba(239, 68, 68, 0.08);
}

/* ── Animations ── */
@keyframes pardis-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.pardis-days .pardis-day,
.pardis-grid-view .pardis-grid-cell {
  animation: pardis-fade-in 0.2s ease both;
}

.pardis-days .pardis-day:nth-child(7n+1) { animation-delay: 0.01s; }
.pardis-days .pardis-day:nth-child(7n+2) { animation-delay: 0.02s; }
.pardis-days .pardis-day:nth-child(7n+3) { animation-delay: 0.03s; }
.pardis-days .pardis-day:nth-child(7n+4) { animation-delay: 0.04s; }
.pardis-days .pardis-day:nth-child(7n+5) { animation-delay: 0.05s; }
.pardis-days .pardis-day:nth-child(7n+6) { animation-delay: 0.06s; }
.pardis-days .pardis-day:nth-child(7n+7) { animation-delay: 0.07s; }

/* ── Inline Mode ── */
.pardis-inline-host {
  display: inline-block;
}

.pardis-calendar.pardis-inline {
  position: static !important;
  display: block !important;
  opacity: 1 !important;
  transform: none !important;
  pointer-events: auto !important;
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .pardis-calendar {
    width: 100%;
    max-width: 100%;
  }
}

/* ── Screen-reader only utility ── */
.pardis-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;
}

/* ── Highlighted dates ── */
.pardis-day.highlighted {
  background: color-mix(in srgb, var(--pardis-primary) 15%, transparent);
  border-radius: 50%;
}

/* ── Preset range buttons ── */
.pardis-preset-ranges {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.pardis-preset-btn {
  font-family: var(--pardis-font);
  font-size: 0.7rem;
  padding: 3px 8px;
  border: 1px solid var(--pardis-border);
  border-radius: 12px;
  background: transparent;
  color: var(--pardis-text);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.pardis-preset-btn:hover {
  background: var(--pardis-primary);
  color: #fff;
  border-color: var(--pardis-primary);
}