/* ==========================================================================
   iCal Calendar Grid Layouts & Views
   Full Screen Responsive Architecture with Fluid Scaling
   ========================================================================== */

/* Full Viewport App Body */
html, body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
}

body.ical-app {
  width: 100vw;
  height: 100vh;
  margin: 0;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background-color: var(--mat-bg-color);
  background-image: var(--mat-gradient);
  font-family: var(--font-sans);
  color: var(--ink-primary);
  -webkit-font-smoothing: antialiased;
}

/* Fullscreen Viewport Frame */
.desk-mat-viewport {
  width: 100%;
  height: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* Fullscreen Planner Shell */
.planner-binder {
  width: 100%;
  height: 100%;
  max-width: none;
  border-radius: 0;
  border: none;
  box-shadow: none;
  background: var(--parchment-sheet);
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* Parchment Main Stage: Fills Remaining Viewport Height */
.calendar-stage {
  position: relative;
  background: linear-gradient(180deg, var(--parchment-sheet) 0%, var(--parchment-sheet-alt) 100%);
  width: 100%;
  height: 100%;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ==========================================================================
   MONTH VIEW - FLUID FULLSCREEN GRID
   ========================================================================== */

.month-view-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  box-sizing: border-box;
}

/* Weekday Name Headers (Sun, Mon, Tue...) */
.month-weekdays-row {
  display: grid !important;
  grid-template-columns: repeat(7, minmax(0, 1fr)) !important;
  width: 100% !important;
  flex-shrink: 0;
  border-bottom: 1px solid var(--parchment-border);
  background: rgba(0, 0, 0, 0.025);
  box-sizing: border-box;
}

.weekday-header-cell {
  padding: clamp(6px, 1vh, 11px) 4px;
  text-align: center;
  font-family: var(--font-serif);
  font-size: clamp(0.75rem, 0.95vw, 0.9375rem);
  font-weight: 700;
  color: var(--ink-secondary);
  text-shadow: var(--letterpress-light);
  border-right: 1px solid var(--parchment-border);
  letter-spacing: 0.03em;
  user-select: none;
  box-sizing: border-box;
  min-width: 0 !important;
  overflow: hidden;
}

.weekday-header-cell:last-child {
  border-right: none;
}

/* Month Day Cells Grid: 1fr rows split remaining height equally */
.month-grid {
  display: grid !important;
  grid-template-columns: repeat(7, minmax(0, 1fr)) !important;
  grid-auto-rows: 1fr !important;
  flex: 1;
  height: 100%;
  width: 100%;
  min-height: 0;
  background: var(--parchment-sheet);
  box-sizing: border-box;
}

.month-day-cell {
  border-right: 1px solid var(--parchment-border);
  border-bottom: 1px solid var(--parchment-border);
  padding: clamp(3px, 0.6vw, 8px);
  display: flex;
  flex-direction: column;
  min-height: 0 !important;
  height: 100%;
  min-width: 0 !important;
  overflow: hidden;
  box-sizing: border-box;
  background: transparent;
  transition: background-color 0.1s ease;
  position: relative;
  cursor: pointer;
}

.month-day-cell:nth-child(7n) {
  border-right: none;
}

.month-day-cell.weekend {
  background: var(--parchment-weekend);
}

.month-day-cell.other-month {
  background: var(--parchment-other-month);
  opacity: 0.65;
}

.month-day-cell:hover {
  background-color: rgba(255, 255, 255, 0.65);
}

.day-cell-top {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: clamp(2px, 0.4vh, 6px);
  min-width: 0;
}

.day-number {
  font-family: var(--font-serif);
  font-size: clamp(0.8125rem, 1.1vw, 1.15rem);
  font-weight: 700;
  color: var(--ink-primary);
  text-shadow: var(--letterpress-light);
  width: clamp(20px, 2vw, 30px);
  height: clamp(20px, 2vw, 30px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  user-select: none;
  flex-shrink: 0;
}

.month-day-cell.today .day-number {
  background: linear-gradient(180deg, #db3a3a 0%, #b82222 100%);
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(184, 34, 34, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.6);
}

/* Event Chips inside Month Cells */
.day-events-list {
  display: flex;
  flex-direction: column;
  gap: clamp(2px, 0.35vh, 4px);
  overflow: hidden;
  min-width: 0 !important;
  width: 100%;
  flex: 1;
}

.event-chip {
  display: flex;
  align-items: center;
  gap: clamp(3px, 0.4vw, 6px);
  padding: clamp(2px, 0.3vh, 4px) clamp(4px, 0.5vw, 8px);
  border-radius: 3px;
  font-size: clamp(0.6875rem, 0.85vw, 0.875rem);
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: 1.25;
  box-sizing: border-box;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
  border-left-width: clamp(2.5px, 0.3vw, 4px) !important;
  min-width: 0 !important;
  max-width: 100%;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.event-chip:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.event-chip-time {
  font-size: clamp(0.625rem, 0.75vw, 0.75rem);
  opacity: 0.85;
  font-weight: 500;
  flex-shrink: 0;
}

.event-chip-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0 !important;
  flex: 1;
}

/* Overflow indicator */
.event-overflow-pill {
  font-size: clamp(0.625rem, 0.75vw, 0.75rem);
  font-weight: 700;
  color: var(--ink-muted);
  text-align: right;
  padding-right: 4px;
  margin-top: 1px;
  cursor: pointer;
}

.event-overflow-pill:hover {
  color: var(--ink-primary);
  text-decoration: underline;
}

/* Paper Tag Color Schemes */
.tag-blue {
  background-color: var(--chip-blue-bg);
  border: 1px solid var(--chip-blue-border);
  border-left-color: var(--chip-blue-stripe) !important;
  color: var(--chip-blue-text);
}

.tag-green {
  background-color: var(--chip-green-bg);
  border: 1px solid var(--chip-green-border);
  border-left-color: var(--chip-green-stripe) !important;
  color: var(--chip-green-text);
}

.tag-amber {
  background-color: var(--chip-amber-bg);
  border: 1px solid var(--chip-amber-border);
  border-left-color: var(--chip-amber-stripe) !important;
  color: var(--chip-amber-text);
}

.tag-purple {
  background-color: var(--chip-purple-bg);
  border: 1px solid var(--chip-purple-border);
  border-left-color: var(--chip-purple-stripe) !important;
  color: var(--chip-purple-text);
}

.tag-rose {
  background-color: var(--chip-rose-bg);
  border: 1px solid var(--chip-rose-border);
  border-left-color: var(--chip-rose-stripe) !important;
  color: var(--chip-rose-text);
}

/* ==========================================================================
   WEEK VIEW - FULLSCREEN RESPONSIVE
   ========================================================================== */

.week-view-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  flex: 1;
  min-height: 0;
  box-sizing: border-box;
}

.week-header-row {
  display: grid !important;
  grid-template-columns: clamp(50px, 6vw, 70px) repeat(7, minmax(0, 1fr)) !important;
  width: 100% !important;
  flex-shrink: 0;
  border-bottom: 1px solid var(--parchment-border);
  background: rgba(0, 0, 0, 0.02);
  box-sizing: border-box;
}

.week-header-cell {
  padding: clamp(6px, 1vh, 10px) 4px;
  text-align: center;
  border-right: 1px solid var(--parchment-border);
  font-family: var(--font-serif);
  min-width: 0 !important;
  overflow: hidden;
  box-sizing: border-box;
}

.week-header-cell:last-child {
  border-right: none;
}

.week-day-title {
  font-size: clamp(0.75rem, 0.9vw, 0.875rem);
  font-weight: 700;
  color: var(--ink-secondary);
  text-shadow: var(--letterpress-light);
}

.week-day-num {
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  font-weight: 700;
  color: var(--ink-primary);
  text-shadow: var(--letterpress-light);
  margin-top: 2px;
}

.week-header-cell.today .week-day-num {
  color: #b82222;
}

/* All Day Shelf in Week View */
.all-day-shelf {
  display: grid !important;
  grid-template-columns: clamp(50px, 6vw, 70px) repeat(7, minmax(0, 1fr)) !important;
  width: 100% !important;
  flex-shrink: 0;
  border-bottom: 2px solid var(--parchment-border);
  background: rgba(0, 0, 0, 0.015);
  min-height: 36px;
  box-sizing: border-box;
}

.all-day-label {
  font-family: var(--font-sans);
  font-size: clamp(0.625rem, 0.75vw, 0.75rem);
  font-weight: 700;
  color: var(--ink-muted);
  text-align: right;
  padding: 8px 6px;
  border-right: 1px solid var(--parchment-border);
  user-select: none;
}

.all-day-day-slot {
  border-right: 1px solid var(--parchment-border);
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0 !important;
  overflow: hidden;
  box-sizing: border-box;
}

.all-day-day-slot:last-child {
  border-right: none;
}

/* Week Time Grid Scroll Area */
.week-time-grid-scroll {
  flex: 1;
  height: 100%;
  min-height: 0;
  overflow-y: auto;
  position: relative;
  width: 100%;
}

.week-time-grid {
  display: grid !important;
  grid-template-columns: clamp(50px, 6vw, 70px) repeat(7, minmax(0, 1fr)) !important;
  width: 100% !important;
  position: relative;
  box-sizing: border-box;
}

.time-axis-col {
  border-right: 1px solid var(--parchment-border);
  user-select: none;
}

.time-axis-slot {
  height: var(--time-row-height);
  text-align: right;
  padding-right: 6px;
  font-family: var(--font-sans);
  font-size: clamp(0.625rem, 0.75vw, 0.75rem);
  font-weight: 600;
  color: var(--ink-muted);
  box-sizing: border-box;
  transform: translateY(-8px);
}

.week-day-col {
  position: relative;
  border-right: 1px solid var(--parchment-border);
  box-sizing: border-box;
  background: repeating-linear-gradient(
    180deg,
    transparent 0,
    transparent calc(var(--time-row-height) - 1px),
    var(--parchment-border) calc(var(--time-row-height) - 1px),
    var(--parchment-border) var(--time-row-height)
  );
  min-height: calc(var(--time-row-height) * 24);
  min-width: 0 !important;
  overflow: hidden;
}

.week-day-col:last-child {
  border-right: none;
}

.week-day-col.weekend {
  background-color: var(--parchment-weekend);
}

/* Timed Event Blocks in Week View */
.week-event-card {
  position: absolute;
  border-radius: 4px;
  padding: 4px 6px;
  box-sizing: border-box;
  font-size: clamp(0.6875rem, 0.8vw, 0.8125rem);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
  border-left-width: 3.5px !important;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.1s ease, box-shadow 0.1s ease, z-index 0.1s ease;
  z-index: 2;
}

.week-event-card:hover {
  z-index: 10;
  transform: scale(1.02);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.week-event-title {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.week-event-time {
  font-size: 0.6875rem;
  opacity: 0.85;
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ==========================================================================
   DAY VIEW - FULLSCREEN RESPONSIVE
   ========================================================================== */

.day-view-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  flex: 1;
  min-height: 0;
}

.day-header-banner {
  padding: clamp(10px, 1.4vh, 16px) clamp(16px, 2.5vw, 32px);
  border-bottom: 2px solid var(--parchment-border);
  background: rgba(0, 0, 0, 0.02);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-shrink: 0;
}

.day-headline {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 1.8vw, 1.65rem);
  font-weight: 700;
  color: var(--ink-primary);
  text-shadow: var(--letterpress-light);
  margin: 0;
}

.day-subline {
  font-family: var(--font-sans);
  font-size: clamp(0.75rem, 0.9vw, 0.9375rem);
  font-weight: 600;
  color: var(--ink-secondary);
}

.day-scroll-schedule {
  flex: 1;
  height: 100%;
  min-height: 0;
  overflow-y: auto;
  position: relative;
}

.day-schedule-grid {
  display: grid;
  grid-template-columns: clamp(60px, 7vw, 90px) 1fr;
  position: relative;
  min-height: calc(var(--time-row-height) * 24);
}

.day-time-axis {
  border-right: 1px solid var(--parchment-border);
  user-select: none;
}

.day-time-slot {
  height: var(--time-row-height);
  text-align: right;
  padding-right: 12px;
  font-family: var(--font-sans);
  font-size: clamp(0.6875rem, 0.8vw, 0.8125rem);
  font-weight: 600;
  color: var(--ink-muted);
  box-sizing: border-box;
  transform: translateY(-8px);
}

.day-events-column {
  position: relative;
  background: repeating-linear-gradient(
    180deg,
    transparent 0,
    transparent calc(var(--time-row-height) - 1px),
    var(--parchment-border) calc(var(--time-row-height) - 1px),
    var(--parchment-border) var(--time-row-height)
  );
}

/* Real-time Current Hour Indicator Line */
.current-time-marker {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background-color: #d12828;
  z-index: 8;
  pointer-events: none;
}

.current-time-marker::before {
  content: "";
  position: absolute;
  left: -5px;
  top: -4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff 0%, #d12828 70%, #7d1212 100%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   Responsive Adaptations (Phone & Small Displays)
   ========================================================================== */

@media (max-width: 768px) {
  .leather-header {
    padding: 10px 14px 14px 14px;
  }

  .header-row {
    flex-wrap: wrap;
    gap: 8px;
  }

  .header-left {
    order: 1;
    width: 100%;
    justify-content: space-between;
  }

  .header-center {
    order: 2;
  }

  .header-right {
    order: 3;
    margin-left: auto;
  }

  .calendar-title-display {
    font-size: 1.15rem;
  }

  .ribbon-bookmark {
    height: 44px;
    margin-top: 0;
    margin-bottom: 0;
  }

  .day-events-list {
    display: none;
  }

  .month-day-cell {
    padding: 2px;
  }

  .month-day-cell.today .day-number {
    width: 18px;
    height: 18px;
    font-size: 0.75rem;
  }
}