/* Bottom Navigation */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: var(--spacing-sm) 0 calc(var(--safe-bottom) + var(--spacing-sm)) 0;
  z-index: var(--z-bottom-nav);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: var(--spacing-sm);
  color: var(--color-muted);
  text-decoration: none;
  transition: all var(--transition-base);
  flex: 1;
  max-width: 80px;
  -webkit-tap-highlight-color: transparent;
}

.nav-icon {
  width: 24px;
  height: 24px;
  stroke: currentColor;
}

.nav-label {
  font-size: 0.625rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-item.active {
  color: var(--color-primary);
}

.nav-item:hover {
  color: var(--color-primary);
}

/* Workout Card */
.workout-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.workout-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.workout-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.workout-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-foreground);
}

.workout-card-meta {
  display: flex;
  gap: var(--spacing-md);
  color: var(--color-muted);
  font-size: 0.875rem;
}

.workout-card-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

/* Exercise Card */
.exercise-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.exercise-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.exercise-number {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
}

.exercise-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  flex: 1;
}

.exercise-meta {
  color: var(--color-muted);
  font-size: 0.875rem;
  text-transform: capitalize;
}

/* Set Input */
.set-input {
  background-color: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.set-input-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.set-number-badge {
  background-color: var(--color-primary);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
}

.set-input-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.set-input-field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.set-input-field label {
  font-size: 0.875rem;
  color: var(--color-muted);
  font-weight: 500;
}

.set-input-field input {
  font-size: 1.5rem;
  font-family: var(--font-mono);
  text-align: center;
  padding: var(--spacing-md);
}

.set-input-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* Completed Set */
.completed-set {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background-color: var(--color-success-light);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.completed-set-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-success);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

.completed-set-info {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Quick Stats */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.stat-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Progress Bar */
.progress-bar {
  height: 8px;
  background-color: var(--color-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: var(--spacing-sm) 0;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary) 0%, #a78bfa 100%);
  transition: width var(--transition-slow);
}

/* Header */
.page-header {
  padding: var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-lg);
}

.page-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
}

.page-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.page-subtitle {
  color: var(--color-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-md);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-md);
  color: var(--color-muted);
}

.empty-state-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.empty-state-description {
  color: var(--color-muted);
  margin-bottom: var(--spacing-lg);
}

/* Filter Chips */
.filter-chip {
  padding: 0.625rem 1rem;
  border: 2px solid var(--color-border);
  background-color: var(--color-card);
  color: var(--color-foreground);
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  line-height: 1.5;
  -webkit-appearance: none;
  appearance: none;
}

.filter-chip:hover {
  border-color: var(--color-primary);
  background-color: var(--color-surface);
}

.filter-chip.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: var(--spacing-md);
}

.modal {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  max-width: 500px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-muted);
  cursor: pointer;
  padding: var(--spacing-sm);
}

.modal-body {
  margin-bottom: var(--spacing-lg);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}