// Admin Marketing Calendar Styles

// Current time / today accent color
$calendar-now-color: #F44336;

// Campaign type colors (match JS constants)
$campaign-email-color: #2196F3;
$campaign-push-color: #4CAF50;

// ============================================
// Fix: viewport-locked layout sets display:flex on all direct children,
// which overrides Bootstrap modal's default display:none.
// Restore Bootstrap's default: hidden unless .show is present.
// ============================================
#campaign-editor-modal:not(.show),
#campaign-results-modal:not(.show) {
  display: none !important;
}

// ============================================
// Calendar Root
// ============================================
#calendar-root {
  min-height: 0;
}

// ============================================
// Toolbar
// ============================================
#calendar-toolbar {
  gap: 0.5rem;
  flex-wrap: wrap;
}

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

.calendar-toolbar-period {
  font-size: 1.1rem;
  font-weight: 600;
  text-align: center;
  min-width: 200px;
}

.calendar-toolbar-views .btn {
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
}

// ============================================
// Calendar Grid (shared)
// ============================================
#calendar-grid {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

// Day-of-week header
.calendar-day-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--bs-secondary-color);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--bs-border-color);
  flex-shrink: 0;
}

// ============================================
// Month View
// ============================================
.calendar-month {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-template-rows: repeat(auto-fill, 1fr);
  flex-grow: 1;
  min-height: 0;
}

.calendar-cell {
  border-right: 1px solid var(--bs-border-color);
  border-bottom: 1px solid var(--bs-border-color);
  padding: 0.25rem;
  overflow-y: auto;
  overflow-x: hidden;
  min-height: 80px;
  position: relative;
  cursor: pointer;
  transition: background-color 0.15s;

  &:nth-child(7n) {
    border-right: none;
  }

  &:hover {
    background-color: var(--bs-tertiary-bg);
  }
}

.calendar-cell--today {
  background-color: rgba($calendar-now-color, 0.05);

  .calendar-cell-date {
    background-color: $calendar-now-color;
    color: #fff;
    border-radius: 50%;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

.calendar-cell--outside {
  opacity: 0.35;
}

.calendar-cell--drag-over {
  background-color: rgba(var(--bs-primary-rgb), 0.1) !important;
}

.calendar-cell-date {
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 0.125rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
}

.calendar-cell-events {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.calendar-cell-more {
  font-size: 0.7rem;
  color: var(--bs-secondary-color);
  cursor: pointer;
  padding: 0 0.25rem;

  &:hover {
    color: var(--bs-primary);
  }
}

// ============================================
// Week View
// ============================================
.calendar-week-header {
  display: grid;
  grid-template-columns: 50px repeat(7, 1fr);
  border-bottom: 1px solid var(--bs-border-color);
  flex-shrink: 0;
}

.calendar-week-header-cell {
  text-align: center;
  padding: 0.5rem 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--bs-secondary-color);

  .calendar-week-header-date {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--bs-body-color);
  }

  &.calendar-cell--today .calendar-week-header-date {
    background-color: $calendar-now-color;
    color: #fff;
    border-radius: 50%;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
  }
}

.calendar-week-allday {
  display: grid;
  grid-template-columns: 50px repeat(7, 1fr);
  border-bottom: 1px solid var(--bs-border-color);
  min-height: 1.5rem;
  flex-shrink: 0;

  .calendar-week-time-label {
    font-size: 0.65rem;
    color: var(--bs-secondary-color);
    padding: 0.125rem 0.25rem;
    text-align: right;
  }
}

.calendar-week-body {
  display: grid;
  grid-template-columns: 50px repeat(7, 1fr);
  flex-grow: 1;
  overflow-y: auto;
  min-height: 0;
}

.calendar-week-time-col {
  display: flex;
  flex-direction: column;
}

.calendar-week-time-label {
  height: 60px;
  font-size: 0.65rem;
  color: var(--bs-secondary-color);
  text-align: right;
  padding-right: 0.5rem;
  padding-top: 0;
  transform: translateY(-0.4rem);
}

.calendar-week-day-col {
  position: relative;
  border-left: 1px solid var(--bs-border-color);
}

.calendar-week-time-slot {
  height: 60px;
  border-bottom: 1px solid var(--bs-border-color-translucent);
  position: relative;

  &:hover {
    background-color: var(--bs-tertiary-bg);
  }
}

// Now line (real-time red indicator)
.calendar-now-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background-color: $calendar-now-color;
  z-index: 2;
  pointer-events: none;

  &::before {
    content: '';
    position: absolute;
    left: -4px;
    top: -4px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: $calendar-now-color;
  }
}

.calendar-week-event {
  position: absolute;
  left: 2px;
  right: 2px;
  border-radius: 4px;
  padding: 0.125rem 0.25rem;
  font-size: 0.7rem;
  overflow: hidden;
  cursor: pointer;
  z-index: 1;
  color: #fff;
  border-left: 3px solid rgba(0, 0, 0, 0.2);

  &:hover {
    opacity: 0.85;
  }
}

// ============================================
// Day View
// ============================================
.calendar-day-header-single {
  text-align: center;
  padding: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-bottom: 1px solid var(--bs-border-color);
  flex-shrink: 0;
}

.calendar-day-body {
  display: grid;
  grid-template-columns: 50px 1fr;
  flex-grow: 1;
  overflow-y: auto;
  min-height: 0;
}

.calendar-day-col {
  position: relative;
}

// ============================================
// Year View
// ============================================
.calendar-year {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 0.5rem;
  overflow-y: auto;
  flex-grow: 1;
  min-height: 0;
}

.calendar-mini-month {
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: background-color 0.15s;

  &:hover {
    background-color: var(--bs-tertiary-bg);
  }
}

.calendar-mini-month-title {
  text-align: center;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
}

.calendar-mini-month-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.65rem;
  gap: 1px;
}

.calendar-mini-day-header {
  color: var(--bs-secondary-color);
  font-weight: 600;
  padding: 0.125rem 0;
}

.calendar-mini-day {
  padding: 0.125rem 0;
  border-radius: 50%;
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;

  &.calendar-cell--today {
    background-color: $calendar-now-color;
    color: #fff;
    opacity: 1;
  }

  &.calendar-cell--outside {
    visibility: hidden;
  }

  &.has-events::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: $calendar-now-color;
  }
}

// ============================================
// Event Pills (Month View)
// CSS uses "event" as a calendar UI term; the data model uses "campaign"
// ============================================
.calendar-event {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.0625rem 0.25rem;
  border-radius: 3px;
  font-size: 0.7rem;
  line-height: 1.3;
  height: 1.25rem;
  box-sizing: border-box;
  border: 1px solid transparent;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  color: #fff;
  transition: opacity 0.15s;

  &:hover {
    opacity: 0.85;
  }
}

.calendar-event--dragging {
  opacity: 0.4 !important;
}

// During drag, disable pointer-events on all events so drops land on time slots
.calendar-grid--dragging {
  .calendar-event,
  .calendar-week-event {
    pointer-events: none;
  }
}

.calendar-event-time {
  font-weight: 600;
  font-size: 0.65rem;
  flex-shrink: 0;
}

.calendar-event-type-icon {
  flex-shrink: 0;
  opacity: 0.8;
}

.calendar-event-title {
  overflow: hidden;
  text-overflow: ellipsis;
}

// ============================================
// Campaign Status & Recurrence Styles
// ============================================

// Sent campaigns: faded with strikethrough-like visual
.calendar-event--sent {
  cursor: default;

  .calendar-event-title {
    text-decoration: line-through;
    text-decoration-thickness: 1px;
  }
}

// Failed campaigns: red border accent
.calendar-event--failed {
  cursor: pointer;
  border-left: 3px solid $calendar-now-color !important;
  background-color: $calendar-now-color !important;
}

// Virtual recurring occurrences: dashed border, slightly transparent
.calendar-event--virtual {
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.5);
  opacity: 0.7;
}

// Recurring template/history: subtle left border indicator
.calendar-event--recurring {
  border-left: 3px solid rgba(255, 255, 255, 0.6) !important;
}

// ============================================
// Campaign Preview (Email)
// ============================================
.email-preview {
  max-width: 600px;
  margin: 0 auto;
}

.email-preview-header {
  border-bottom: 1px solid var(--bs-border-color);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.email-preview-subject {
  font-size: 1.1rem;
  font-weight: 600;
}

.email-preview-preheader {
  font-size: 0.85rem;
  color: var(--bs-secondary-color);
  margin-top: 0.25rem;
}

.email-preview-body {
  font-size: 0.9rem;
  line-height: 1.6;

  h1, h2, h3, h4, h5, h6 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  h3 { font-size: 1.1rem; }

  p { margin-bottom: 0.75rem; }

  a { color: var(--bs-primary); }

  ul, ol {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
  }

  blockquote {
    border-left: 3px solid var(--bs-border-color);
    padding-left: 1rem;
    color: var(--bs-secondary-color);
    margin: 0.75rem 0;
  }

  code {
    background-color: var(--bs-tertiary-bg);
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    font-size: 0.85em;
  }

  pre {
    background-color: var(--bs-tertiary-bg);
    padding: 0.75rem;
    border-radius: 6px;
    overflow-x: auto;

    code {
      background: none;
      padding: 0;
    }
  }

  img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
  }
}

.email-preview-disclaimer {
  border-top: 1px solid var(--bs-border-color);
  padding-top: 0.75rem;
}

// ============================================
// Campaign Preview (Push Notification)
// ============================================
.push-preview-frame {
  border: 1px solid var(--bs-border-color);
  border-radius: 0.75rem;
  padding: 0.5rem;
  background-color: var(--bs-dark);
}

.push-preview-screen {
  border-radius: 0.5rem;
  padding: 0.5rem;
}

.push-preview-status-bar {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.5rem;
}

.push-preview-notification {
  background-color: var(--bs-secondary-bg);
  border-radius: 0.5rem;
  padding: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  cursor: pointer;

  &:hover {
    opacity: 0.9;
  }
}

// ============================================
// List View
// ============================================
.calendar-list {
  flex-grow: 1;
  overflow-y: auto;
  min-height: 0;
}

.calendar-list table {
  width: 100%;
  margin-bottom: 0;
}

.calendar-list-date-header td {
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--bs-secondary-color);
  padding: 0.75rem 0.5rem 0.25rem;
  border-bottom: 2px solid var(--bs-border-color);
  position: sticky;
  top: 0;
  background-color: var(--bs-body-bg);
  z-index: 1;
}

.calendar-list-row {
  cursor: pointer;
  transition: background-color 0.15s;

  &:hover {
    background-color: var(--bs-tertiary-bg);
  }

  td {
    padding: 0.5rem;
    border-bottom: 1px solid var(--bs-border-color-translucent);
    font-size: 0.85rem;
    vertical-align: middle;
  }
}

.calendar-list-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  color: var(--bs-secondary-color);
}

// ============================================
// Responsive
// ============================================
@media (max-width: 767.98px) {
  .calendar-year {
    grid-template-columns: repeat(2, 1fr);
  }

  .calendar-toolbar-period {
    min-width: auto;
    font-size: 0.95rem;
  }

  .calendar-cell {
    min-height: 60px;
  }
}

@media (max-width: 575.98px) {
  .calendar-year {
    grid-template-columns: repeat(1, 1fr);
  }
}