@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');
@import './variables.css';
@import './components.css';

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  min-height: 100%;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.4;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Header & Top Bar - Sticky locked at top across full viewport when scrolling */
.app-header {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-medium);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-inner {
  max-width: 1920px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* Base App Shell */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 80px);
  max-width: 1920px;
  margin: 0 auto;
  padding: 16px 20px 24px 20px;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent-amber), #ea580c);
  border-radius: var(--radius-md);
  font-size: 22px;
  box-shadow: 0 4px 16px var(--accent-amber-glow);
}

.brand-info h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-lunch);
  box-shadow: 0 0 8px var(--accent-lunch);
  animation: pulse-live 2s infinite ease-in-out;
}

.live-dot.disconnected {
  background-color: var(--accent-danger);
  box-shadow: 0 0 8px var(--accent-danger);
  animation: none;
}

@keyframes pulse-live {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Nav & Action Controls */
.controls-section {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-cluster {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 3px;
  gap: 4px;
}

.nav-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-title {
  font-size: 1.2rem;
  font-weight: 600;
  min-width: 170px;
  text-align: center;
  user-select: none;
  letter-spacing: -0.01em;
}

/* Segmented View Switcher (Month / Week) */
.segmented-control {
  display: flex;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 3px;
  position: relative;
}

.seg-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.seg-btn.active {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

/* Mode Button (View / Edit) */
.mode-toggle-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.mode-toggle-btn:hover {
  border-color: var(--accent-amber);
  transform: translateY(-1px);
}

.mode-toggle-btn.edit-active {
  background: linear-gradient(135deg, var(--accent-amber), #d97706);
  color: #000;
  border-color: transparent;
  box-shadow: 0 4px 18px var(--accent-amber-glow);
}

/* Secondary Button / Icon Buttons */
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 1rem;
}

.btn-icon:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-medium);
  transform: scale(1.05);
}

.btn-sm {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-sm:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-medium);
}

/* Calendar Main Container */
.calendar-view-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: 500px;
}

/* Weekday Header Row */
.weekday-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  margin-bottom: 8px;
  padding: 0 4px;
}

.weekday-col-title {
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  padding: 6px 0;
}

.weekday-col-title.is-weekend {
  color: var(--accent-amber);
}

/* Monthly Grid View */
.month-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-auto-rows: minmax(135px, 1fr);
  gap: 8px;
  flex: 1;
}

/* Day Cell */
.day-cell {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  transition: all var(--transition-fast);
  backdrop-filter: var(--backdrop-blur);
  min-height: 125px;
}

.day-cell.other-month {
  opacity: 0.35;
  background: rgba(22, 27, 34, 0.4);
}

.day-cell.is-today {
  border-color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.05);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.1);
}

.day-cell:hover {
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
}

.day-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.day-number {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.day-cell.is-today .day-number {
  color: var(--accent-amber);
  font-weight: 700;
}

.day-name-mobile {
  display: none;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.day-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.day-cell:hover .day-actions,
.edit-mode-active .day-actions {
  opacity: 1;
}

/* Weekly View */
.week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  flex: 1;
}

.week-day-column {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  backdrop-filter: var(--backdrop-blur);
  transition: all var(--transition-fast);
}

.week-day-column.is-today {
  border-color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.05);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.12);
}

.week-day-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.week-day-title-group {
  display: flex;
  flex-direction: column;
}

.week-day-name {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.week-day-column.is-today .week-day-name {
  color: var(--accent-amber);
}

.week-day-date {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.week-day-slots {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

/* Live Flash Animation on incoming sync */
@keyframes syncPulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  50% { transform: scale(1.02); box-shadow: 0 0 20px 4px rgba(16, 185, 129, 0.5); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.sync-highlight {
  animation: syncPulse 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Responsive / Liquid Viewport Adaptations */

/* Tablet & Smaller Landscape Displays */
@media (max-width: 1024px) {
  .app-container {
    padding: 10px 12px;
  }
  
  .month-grid {
    gap: 6px;
    grid-auto-rows: minmax(110px, 1fr);
  }

  .week-grid {
    gap: 8px;
  }
}

/* Mobile Portrait Mode */
@media (max-width: 768px) {
  .app-container {
    padding: 12px 12px 24px 12px;
  }

  .header-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 10px 12px;
  }

  .brand-section {
    justify-content: space-between;
    width: 100%;
  }

  .controls-section {
    justify-content: space-between;
    width: 100%;
  }

  .nav-title-group {
    order: 1;
    width: 100%;
    justify-content: space-between;
  }

  .nav-title {
    font-size: 1.1rem;
    min-width: auto;
  }

  .weekday-header {
    display: none; /* In vertical mobile layout we show full day names on the cards */
  }

  .month-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .day-cell {
    min-height: auto;
    padding: 10px 12px;
  }

  .day-name-mobile {
    display: inline-block;
  }

  .week-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
}

/* Kiosk Fullscreen Mode (Ultra clean smart display layout) */
body.kiosk-mode .app-header {
  padding-bottom: 10px;
  margin-bottom: 10px;
}

body.kiosk-mode .app-container {
  padding: 8px 12px;
  max-width: 100vw;
  height: 100vh;
}