/* ==========================================================================
   Vetmivo — Phase 2 Appointment Module Stylesheet (appointments.css)
   Clean 2026 SaaS layout, 1360px constrained width, sticky summaries,
   compact entity cards, interactive slot chips, and modern timelines.
   ========================================================================== */

/* 1. Main Container Constraints */
.appointment-page-wrapper {
  max-width: 1360px;
  margin-inline: auto;
  width: 100%;
  padding-bottom: var(--space-8);
}

.appointment-page-header {
  margin-bottom: var(--space-5);
}

.appointment-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.appointment-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.appointment-breadcrumb a:hover {
  color: var(--color-primary);
}

.appointment-breadcrumb-sep {
  color: var(--color-border);
}

/* 2. Step Indicator (Compact 4-step wizard indicator) */
.appointment-stepper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
}

.stepper-step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  color: var(--color-text-muted);
}

.stepper-num {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-bold);
  background: var(--color-surface-secondary);
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.stepper-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-semibold);
  white-space: nowrap;
}

/* Stepper States */
.stepper-step.current {
  color: var(--color-text-main);
}
.stepper-step.current .stepper-num {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.stepper-step.completed {
  color: var(--color-text-main);
}
.stepper-step.completed .stepper-num {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.stepper-step.pending .stepper-num {
  background: var(--color-surface-secondary);
  color: var(--color-text-light);
}

/* 3. Two-Column Layout (Main Form + Sticky Summary) */
.appointment-form-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: var(--space-6);
  align-items: start;
}

.appointment-main-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* 4. Appointment Form Cards & Density */
.appointment-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.appointment-card:focus-within {
  border-color: var(--color-primary-light);
}

.appointment-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
}

.appointment-card-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-md);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
}

.appointment-card-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Form Fields & Clean Typography */
.field-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-1);
}

.field-label {
  font-size: 13px;
  font-weight: var(--font-semibold);
  color: var(--color-text-main);
  margin-bottom: 0;
}

.field-action-btn {
  font-size: var(--font-size-xs);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: color var(--transition-fast);
}

.field-action-btn:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.appointment-input,
.appointment-select {
  height: 46px;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  font-size: var(--font-size-sm);
  color: var(--color-text-main);
  transition: all var(--transition-fast);
  width: 100%;
}

.appointment-input:focus,
.appointment-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

/* 5. Compact Entity Selection Card (Customer & Patient) */
.selected-entity-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-top: var(--space-2);
  animation: fadeIn 0.2s ease-in-out;
}

.entity-info-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.entity-avatar {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-bold);
  flex-shrink: 0;
}

.entity-avatar.pet {
  background: #E6FFFA;
  color: #0D9488;
}

.entity-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
}

.entity-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.entity-change-btn {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.entity-change-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-light);
}

/* 6. Service Selection Cards */
.service-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.service-choice-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 80px;
}

.service-choice-card:hover {
  border-color: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.service-choice-card.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.service-choice-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
  margin-bottom: var(--space-1);
}

.service-choice-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.service-choice-price {
  font-weight: var(--font-bold);
  color: var(--color-primary-dark);
}

/* 7. Date & Smart Slot Picker Section */
.date-nav-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.date-nav-btn {
  height: 44px;
  width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.date-nav-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-surface-secondary);
}

.slot-chips-wrapper {
  background: var(--color-surface-secondary);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
}

.slot-chips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
  gap: var(--space-2);
}

.slot-chip {
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-main);
  font-size: var(--font-size-xs);
  font-weight: var(--font-bold);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slot-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.slot-chip.selected {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.slot-chip.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: var(--color-surface-secondary);
  border-color: var(--color-border);
}

.slot-chip-skeleton {
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(90deg, #E2E8F0 25%, #F1F5F9 50%, #E2E8F0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.slot-info-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--color-border);
}

/* 8. Sticky Appointment Summary Card */
.appointment-summary-sidebar {
  position: sticky;
  top: 84px;
}

.summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.summary-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-subtle);
}

.summary-card-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.summary-empty-state {
  text-align: center;
  padding: var(--space-6) var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.summary-item-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.summary-item-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.summary-item-label {
  font-size: 11px;
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.summary-item-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
}

.summary-item-sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.summary-price-box {
  background: var(--color-surface-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.summary-price-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
}

.summary-price-amount {
  font-size: var(--font-size-xl);
  font-weight: var(--font-extrabold);
  color: var(--color-primary-dark);
}

.summary-trust-text {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: center;
}

/* 9. Appointment Detail Page (Clean 2-Col Layout) */
.appointment-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: var(--space-6);
  align-items: start;
}

.detail-hero-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.detail-hero-title-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.detail-ref-badge {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  background: var(--color-surface-secondary);
  border: 1px solid var(--color-border);
  padding: 3px 8px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.info-grid-modern {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-6);
}

.info-grid-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.info-grid-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-lg);
  background: var(--color-surface-secondary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-grid-label {
  font-size: 11px;
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.info-grid-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
}

.info-grid-sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* 10. Profile Mini Card (Sidebar in Detail Page) */
.profile-mini-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.profile-mini-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.profile-mini-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  font-size: var(--font-size-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  flex-shrink: 0;
}

.profile-mini-avatar.pet {
  background: #E6FFFA;
  color: #0D9488;
}

.profile-mini-name {
  font-size: var(--font-size-md);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
}

.profile-mini-sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.profile-mini-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.spec-item-label {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: var(--font-bold);
}

.spec-item-val {
  font-size: var(--font-size-xs);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
}

/* 11. Appointment Timeline (Dense, Namespaced & Connected) */
.apt-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
}

.apt-timeline-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  position: relative;
}

.apt-timeline-time {
  width: 68px;
  text-align: right;
  flex-shrink: 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.35;
}

.apt-timeline-time strong {
  display: block;
  color: var(--color-text-main);
  font-weight: var(--font-bold);
  font-size: 13px;
}

.apt-timeline-track {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 16px;
  position: relative;
  align-self: stretch;
}

.apt-timeline-node {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 3px solid var(--color-primary);
  z-index: 2;
  margin-top: 3px;
  flex-shrink: 0;
  position: relative;
}

.apt-timeline-node.success { border-color: var(--color-success); }
.apt-timeline-node.warning { border-color: var(--color-warning); }
.apt-timeline-node.danger { border-color: var(--color-danger); }
.apt-timeline-node.info { border-color: var(--color-info); }

.apt-timeline-line {
  position: absolute;
  top: 15px;
  bottom: -16px;
  width: 2px;
  background: var(--color-border);
  left: 7px;
  z-index: 1;
}

.apt-timeline-row:last-child .apt-timeline-line {
  display: none;
}

.apt-timeline-content {
  flex: 1;
  min-width: 0;
}

.apt-timeline-title {
  font-size: 14px;
  font-weight: var(--font-bold);
  color: var(--color-text-main);
  line-height: 1.35;
}

.apt-timeline-notes {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 3px;
}

.apt-timeline-actor {
  font-size: 11px;
  color: var(--color-text-light);
  margin-top: 3px;
}

/* 12. Mobile Sticky Action Bar */
.mobile-sticky-action-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-4);
  box-shadow: 0 -4px 12px rgba(0,0,0,0.08);
  z-index: 100;
  align-items: center;
  justify-content: space-between;
}

/* 13. Responsive Breakpoints */
@media (max-width: 1100px) {
  .appointment-form-grid,
  .appointment-detail-grid {
    grid-template-columns: 1fr;
  }

  .appointment-summary-sidebar {
    position: static;
    margin-top: var(--space-4);
  }
}

@media (max-width: 768px) {
  .appointment-page-wrapper {
    padding-inline: var(--space-3);
  }

  .appointment-stepper {
    display: none;
  }

  .appointment-card {
    padding: var(--space-4);
  }

  .info-grid-modern {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .mobile-sticky-action-bar {
    display: flex;
  }

  .summary-submit-btn {
    display: none;
  }
}

/* 14. Segmented Controls & Calendar Utilities */
.segmented-control {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-surface-secondary);
  padding: 3px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.segmented-btn {
  padding: 6px 14px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.segmented-btn:hover {
  color: var(--color-text-main);
}

.segmented-btn.active {
  background-color: var(--color-surface);
  color: var(--color-text-main);
  box-shadow: var(--shadow-sm);
  font-weight: var(--font-bold);
}

/* 15. Calendar Controls Bar & Filters */
.calendar-controls-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.calendar-controls-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.calendar-date-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.calendar-date-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-bold);
  color: var(--color-text-main);
  min-width: 180px;
}

.calendar-filter-form {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.calendar-filter-select {
  height: 38px;
  padding: 0.35rem 0.75rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  color: var(--color-text-main);
  transition: border-color var(--transition-fast);
}

.calendar-filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-soft);
}

/* 16. Calendar Grid System (Pixel-Perfect Alignment) */
:root {
  --cal-hour-height: 64px;
  --cal-time-col-width: 64px;
}

.calendar-workspace-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.calendar-scroll-wrapper {
  overflow-x: auto;
  width: 100%;
}

.calendar-grid-table {
  width: 100%;
  border-collapse: collapse;
}

/* Day Header Bar */
.calendar-days-header {
  display: grid;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-secondary);
}

.calendar-header-time-cell {
  width: var(--cal-time-col-width);
  padding: var(--space-3) var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--font-bold);
  color: var(--color-text-muted);
  border-right: 1px solid var(--color-border);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calendar-header-day-cell {
  padding: var(--space-2) var(--space-3);
  text-align: center;
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

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

.calendar-header-day-name {
  font-size: 11px;
  font-weight: var(--font-bold);
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.calendar-header-day-num {
  font-size: var(--font-size-md);
  font-weight: var(--font-extrabold);
  color: var(--color-text-main);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  margin-top: 2px;
}

.calendar-header-day-cell.is-today .calendar-header-day-name {
  color: var(--color-primary-dark);
}

.calendar-header-day-cell.is-today .calendar-header-day-num {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 2px 6px var(--color-primary-soft);
}

/* Calendar Body Grid */
.calendar-days-body {
  display: grid;
  position: relative;
  background: var(--color-surface);
}

.calendar-time-gutter {
  width: var(--cal-time-col-width);
  border-right: 1px solid var(--color-border);
  background: var(--color-surface-secondary);
  user-select: none;
}

.calendar-time-slot-label {
  height: var(--cal-hour-height);
  border-bottom: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 4px;
  font-size: 11px;
  font-weight: var(--font-bold);
  color: var(--color-text-muted);
  font-family: var(--font-family-mono);
  box-sizing: border-box;
}

.calendar-day-col {
  border-right: 1px solid var(--color-border-subtle);
  position: relative;
  min-height: calc(10 * var(--cal-hour-height));
  box-sizing: border-box;
}

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

.calendar-day-col.is-today {
  background: rgba(24, 169, 153, 0.02);
}

/* Hour Grid Guidelines */
.calendar-hour-guide {
  height: var(--cal-hour-height);
  border-bottom: 1px solid var(--color-border-subtle);
  box-sizing: border-box;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.calendar-hour-guide:hover {
  background: var(--color-primary-soft);
  opacity: 0.7;
}

/* Calendar Event Cards */
.calendar-event-card {
  position: absolute;
  left: 4px;
  right: 4px;
  border-radius: var(--radius-md);
  padding: 6px 8px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 2px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  z-index: 10;
  box-sizing: border-box;
  line-height: 1.25;
}

.calendar-event-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12) !important;
  z-index: 20;
}

/* Status-Based Themes */
.calendar-event-card.status-completed {
  background: #F0FDF4;
  border-color: #BBF7D0;
  border-left: 3px solid #16A34A;
  color: #14532D;
}

.calendar-event-card.status-in_progress {
  background: #EFF6FF;
  border-color: #BFDBFE;
  border-left: 3px solid #2563EB;
  color: #1E3A8A;
}

.calendar-event-card.status-checked_in {
  background: #FFFBEB;
  border-color: #FDE68A;
  border-left: 3px solid #D97706;
  color: #78350F;
}

.calendar-event-card.status-confirmed {
  background: #F0FDFA;
  border-color: #99F6E4;
  border-left: 3px solid #0D9488;
  color: #134E4A;
}

.calendar-event-card.status-scheduled {
  background: #F8FAFC;
  border-color: #E2E8F0;
  border-left: 3px solid #64748B;
  color: #1E293B;
}

.calendar-event-card.status-cancelled,
.calendar-event-card.status-no_show {
  background: #FEF2F2;
  border-color: #FECACA;
  border-left: 3px solid #DC2626;
  color: #7F1D1D;
  opacity: 0.75;
}

.cal-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}

.cal-card-time {
  font-size: 11px;
  font-weight: var(--font-extrabold);
  font-family: var(--font-family-mono);
}

.cal-card-status-badge {
  font-size: 9px;
  font-weight: var(--font-bold);
  padding: 1px 4px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  background: rgba(0, 0, 0, 0.06);
}

.cal-card-patient {
  font-size: 12px;
  font-weight: var(--font-bold);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cal-card-service {
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.85;
}