/**
 * SHARA Builder - Units Styles
 * ✨ MELHORIAS APLICADAS
 * 
 * @package SHARA
 * @version 10.0 - MODERN ANIMATIONS
 */

/* ============================================
   CARD "ADICIONAR UNIDADE" - ANIMAÇÃO MODERNA
   ============================================ */

.card-add {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.card-add:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(99, 102, 241, 0.15);
}

/* 🔒 Card desabilitado quando não há níveis */
.card-add--disabled {
  cursor: not-allowed;
  opacity: 0.5;
  filter: grayscale(0.6);
}

.card-add--disabled:hover {
  transform: none;
  box-shadow: none;
}

.card-add--disabled .card-add-animated-button {
  background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%);
  box-shadow: none;
  cursor: not-allowed;
}

.card-add--disabled .card-add-animated-button:hover {
  transform: none;
  box-shadow: none;
}

.card-add--disabled .card-add-ring {
  animation: none;
  opacity: 0;
}

.card-add--disabled .card-add-title {
  color: var(--color-text-secondary);
}

.card-add--disabled .card-add-subtitle {
  color: var(--color-text-tertiary);
}

.card-add-button-container {
  margin-bottom: var(--space-20);
  position: relative;
}

/* Botão animado com pulsing ring */
.card-add-animated-button {
  position: relative;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
}

.card-add-animated-button:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.5);
}

/* Anel pulsante contínuo */
.card-add-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.4);
  animation: pulseRing 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes pulseRing {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.3);
    opacity: 0.3;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* Ícone + com rotação excêntrica no hover */
.card-add-icon {
  position: relative;
  z-index: 10;
  font-size: 48px;
  font-weight: 300;
  color: white;
  line-height: 1;
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.card-add-animated-button:hover .card-add-icon {
  transform: rotate(135deg);
}

/* Títulos */
.card-add-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-8);
  text-align: center;
}

.card-add-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
}

/* ============================================
   LEVEL SELECTOR - MELHORIAS VISUAIS
   ============================================ */

.level-selector {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-24);
}

.level-selector-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-20);
  padding-bottom: var(--space-16);
  border-bottom: 2px solid var(--color-border);
}

.level-selector-header h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: 0;
}

.level-selector-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  margin-bottom: var(--space-20);
}

/* ============================================
   LEVEL OPTION - CARD INDIVIDUAL
   ============================================ */

.level-option {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  padding: var(--space-16);
  background: var(--color-surface-elevated);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
}

.level-option:hover {
  border-color: var(--color-primary);
  background: white;
  transform: translateX(4px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.1);
}

.level-option--active {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(99, 102, 241, 0.02));
  border-color: var(--color-primary);
  border-width: 3px;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.level-option--draft {
  border-color: rgba(245, 158, 11, 0.3);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), rgba(245, 158, 11, 0.02));
}

/* ============================================
   LEVEL BADGE - CONTRASTE ADEQUADO (WCAG AA)
   ============================================ */

.level-option-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.level-option:hover .level-option-badge {
  transform: scale(1.05) rotate(-3deg);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
}

.level-option-badge-label {
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2px;
}

.level-option-badge-number {
  font-size: 28px;
  font-weight: var(--font-weight-bold);
  color: white;
  line-height: 1;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-feature-settings: 'tnum';
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ============================================
   LEVEL OPTION CONTENT
   ============================================ */

.level-option-content {
  flex: 1;
  min-width: 0;
}

.level-option-name {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  margin-bottom: var(--space-6);
}

.level-option-name strong {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  transition: color 0.2s ease;
}

/* Hover visível no nome */
.level-option:hover .level-option-name strong {
  color: var(--color-primary);
}

.level-option-count {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Badge de rascunho */
.badge--draft {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

/* ============================================
   LEVEL OPTION ACTIONS
   ============================================ */

.level-option-actions {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-shrink: 0;
}

.btn-delete-draft {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.btn-delete-draft:hover {
  background: var(--color-error);
  color: white;
  transform: scale(1.1);
}

/* ============================================
   MENSAGEM DE VALIDAÇÃO - CLARA E OBJETIVA
   ============================================ */

.level-selector-validation {
  display: flex;
  align-items: flex-start;
  gap: var(--space-16);
  padding: var(--space-20);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(245, 158, 11, 0.02));
  border: 2px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.validation-icon {
  font-size: 32px;
  line-height: 1;
  flex-shrink: 0;
}

.validation-content {
  flex: 1;
}

.validation-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: #92400e;
  margin: 0 0 var(--space-8) 0;
}

.validation-text {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: #78350f;
  margin: 0;
}

/* ============================================
   MENSAGEM DE AJUDA
   ============================================ */

.level-selector-info {
  padding: var(--space-16);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.level-selector-info small {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   EMPTY STATE
   ============================================ */

.level-selector-empty {
  padding: var(--space-32);
  text-align: center;
  color: var(--color-text-tertiary);
}

.level-selector-empty p {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  margin: 0 0 var(--space-8) 0;
}

.level-selector-empty small {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  .card-add-animated-button {
    width: 64px;
    height: 64px;
  }
  
  .card-add-icon {
    font-size: 36px;
  }
  
  .level-option-badge {
    min-width: 56px;
    height: 56px;
  }
  
  .level-option-badge-number {
    font-size: 24px;
  }
  
  .level-selector-validation {
    flex-direction: column;
    text-align: center;
  }
}