/**
 * Workout History - Session Styles
 * Session list, entries, details, and time period grouping
 * @version 1.0.0
 */

/* ============================================
   SESSION LIST CONTAINER
   ============================================ */

.session-list {
  background: var(--bs-card-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: 0.5rem;
  overflow: hidden;
}

/* ============================================
   SESSION GROUPS
   ============================================ */

.session-group {
  margin-bottom: 1.5rem;
}

.session-group:last-child {
  margin-bottom: 0;
}

/* Time Period Headers - outside the card */
.time-period-header {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.75px;
  color: var(--bs-secondary-color);
  padding: 0 0.25rem 0.5rem;
  margin-bottom: 0;
}

/* ============================================
   SESSION ENTRY
   ============================================ */

.session-entry {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--bs-border-color);
  cursor: pointer;
  transition: background-color 0.15s ease;
  background: var(--bs-card-bg);
}

/* Last collapse in each list shouldn't have bottom border */
.session-list .session-details-collapse:last-child {
  border-bottom: none;
}

.session-entry:hover {
  background-color: var(--bs-gray-50);
}

.session-entry[aria-expanded="true"] {
  background-color: var(--bs-gray-100);
}

/* ============================================
   SESSION INFO
   ============================================ */

.session-info {
  flex-grow: 1;
  min-width: 0; /* Allow text truncation */
  display: flex;
  flex-direction: column;
  gap: 0.0625rem;
}

/* Workout Name (shown in All Sessions mode) */
.session-workout-name {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--bs-heading-color);
  line-height: 1.3;
}

.session-date {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--bs-heading-color);
}

/* When workout name is shown, make date secondary */
.session-workout-name + .session-date {
  font-weight: 400;
  font-size: 0.8125rem;
  color: var(--bs-secondary-color);
}

.session-meta {
  font-size: 0.75rem;
  color: var(--bs-secondary-color);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.session-meta i {
  font-size: 0.875rem;
  vertical-align: -0.1em;
}

/* ============================================
   SESSION CHEVRON
   ============================================ */

.session-chevron {
  font-size: 1.125rem;
  color: var(--bs-secondary-color);
  transition: transform 0.2s ease;
}

.session-entry[aria-expanded="true"] .session-chevron {
  transform: rotate(180deg);
}

/* ============================================
   SESSION STATUS ICON
   ============================================ */

.session-status {
  flex-shrink: 0;
}

.session-status-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  font-size: 0.6875rem;
  font-weight: 700;
  border-radius: 50%;
}

.session-status-icon.completed {
  background-color: rgba(var(--bs-success-rgb), 0.15);
  color: var(--bs-success);
}

.session-status-icon.partial {
  background-color: rgba(var(--bs-warning-rgb), 0.15);
  color: var(--bs-warning);
}

.session-status-icon.abandoned {
  background-color: rgba(var(--bs-danger-rgb), 0.15);
  color: var(--bs-danger);
}

/* ============================================
   SESSION DETAILS COLLAPSE
   ============================================ */

.session-details-collapse {
  border-bottom: 1px solid var(--bs-border-color);
}

.session-details-wrapper {
  padding: 1rem;
  background: var(--bs-gray-50);
}

/* ============================================
   SESSION DETAILS TABLE
   ============================================ */

.session-details .table {
  margin-bottom: 0;
}

.session-details .table th {
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.75rem 0.5rem;
  background: var(--bs-gray-50);
}

.session-details .table td {
  padding: 0.75rem 0.5rem;
  vertical-align: middle;
}

.session-details .alert {
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
}

/* ============================================
   SESSION HIGHLIGHT ANIMATION
   ============================================ */

.session-highlight {
  animation: highlightPulse 1.5s ease;
}

@keyframes highlightPulse {
  0%, 100% { background-color: var(--bs-card-bg); }
  50% { background-color: rgba(var(--bs-primary-rgb), 0.1); }
}

/* ============================================
   SESSION THREE-DOT MENU
   ============================================ */

.session-menu {
  flex-shrink: 0;
}

.session-menu-btn {
  padding: 0.25rem 0.5rem;
  color: var(--bs-secondary-color);
  background: transparent;
  border: none;
  transition: color 0.15s ease;
}

.session-menu-btn:hover,
.session-menu-btn:focus {
  color: var(--bs-body-color);
  background: transparent;
  box-shadow: none;
}

.session-menu-btn i {
  font-size: 1.25rem;
}

/* Dropdown menu styling */
.session-menu .dropdown-menu {
  min-width: 120px;
  font-size: 0.875rem;
  box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.15);
}

.session-menu .dropdown-item {
  padding: 0.5rem 1rem;
}

.session-menu .dropdown-item i {
  font-size: 1rem;
}

/* ============================================
   EXERCISE MODIFICATION STRIKETHROUGH
   ============================================ */

.exercise-original-value {
  text-decoration: line-through;
  opacity: 0.5;
  margin-right: 0.25rem;
  font-size: 0.9em;
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */

@media (max-width: 991.98px) {
  .session-entry {
    padding: 0.625rem 0.875rem;
  }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */

@media (max-width: 767.98px) {
  .session-entry {
    padding: 0.5rem 0.75rem;
    gap: 0.5rem;
  }

  .session-workout-name {
    font-size: 0.875rem;
  }

  .session-date {
    font-size: 0.875rem;
  }

  .session-workout-name + .session-date {
    font-size: 0.75rem;
  }

  .session-meta {
    font-size: 0.6875rem;
  }

  .session-status-icon {
    width: 1.125rem;
    height: 1.125rem;
    font-size: 0.625rem;
  }

  .time-period-header {
    padding: 0 0.125rem 0.375rem;
    font-size: 0.625rem;
  }

  .session-group {
    margin-bottom: 1.25rem;
  }

  .session-details-wrapper {
    padding: 0.75rem;
  }

  .session-details .table {
    font-size: 0.8125rem;
  }

  .session-details .table th,
  .session-details .table td {
    padding: 0.5rem 0.25rem;
  }
}

/* ============================================
   DARK MODE
   ============================================ */

[data-bs-theme="dark"] .session-list {
  background: var(--bs-gray-900);
}

[data-bs-theme="dark"] .session-entry {
  background: var(--bs-gray-900);
}

[data-bs-theme="dark"] .session-entry:hover {
  background: var(--bs-gray-800);
}

[data-bs-theme="dark"] .session-entry[aria-expanded="true"] {
  background: var(--bs-gray-800);
}

[data-bs-theme="dark"] .session-details-wrapper {
  background: var(--bs-gray-800);
}

[data-bs-theme="dark"] .session-details .table th {
  background-color: var(--bs-gray-800);
}

[data-bs-theme="dark"] .session-menu-btn {
  color: var(--bs-gray-500);
}

[data-bs-theme="dark"] .session-menu-btn:hover {
  color: var(--bs-gray-300);
}

[data-bs-theme="dark"] .session-menu .dropdown-menu {
  background-color: var(--bs-gray-800);
  border-color: var(--bs-gray-700);
}

[data-bs-theme="dark"] .session-menu .dropdown-item:hover {
  background-color: var(--bs-gray-700);
}

[data-bs-theme="dark"] .exercise-original-value {
  opacity: 0.45;
}

/* ============================================
   DELETE MODE - SESSION ENTRY
   ============================================ */

.session-entry.delete-mode {
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.session-entry.delete-mode:hover {
  background: rgba(var(--bs-danger-rgb), 0.05);
  border-left-color: var(--bs-danger);
}

.session-entry.delete-mode.selected {
  background: rgba(var(--bs-primary-rgb), 0.08);
  border-left-color: var(--bs-primary);
}

.session-entry.delete-mode.selected:hover {
  background: rgba(var(--bs-primary-rgb), 0.12);
}

/* Checkbox container */
.session-select-checkbox {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.session-checkbox {
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
  margin: 0;
}

/* ============================================
   DELETE MODE - DARK MODE
   ============================================ */

[data-bs-theme="dark"] .session-entry.delete-mode:hover {
  background: rgba(var(--bs-danger-rgb), 0.1);
}

[data-bs-theme="dark"] .session-entry.delete-mode.selected {
  background: rgba(var(--bs-primary-rgb), 0.15);
}

[data-bs-theme="dark"] .session-entry.delete-mode.selected:hover {
  background: rgba(var(--bs-primary-rgb), 0.2);
}

/* ============================================
   DELETE MODE - RESPONSIVE
   ============================================ */

@media (max-width: 767.98px) {
  .session-checkbox {
    width: 1.125rem;
    height: 1.125rem;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .session-details-collapse {
    display: block !important;
    height: auto !important;
  }

  .session-chevron {
    display: none !important;
  }

  .session-menu {
    display: none !important;
  }

  .exercise-original-value {
    opacity: 0.6;
    color: var(--gs-gray-500) !important;
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .session-entry,
  .session-chevron,
  .session-highlight {
    transition: none !important;
    animation: none !important;
  }
}