/* Reset e Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--text-primary);
  background-color: var(--background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Skip to content - Acessibilidade */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--primary-color);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  text-decoration: none;
  z-index: 10000;
  font-weight: var(--font-weight-bold);
  border-radius: 0 0 var(--border-radius-sm) 0;
}

.skip-to-content:focus {
  top: 0;
  outline: 3px solid white;
  outline-offset: 2px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  width: 100%;
}

/* Header */
.header {
  background: var(--gradient-wildtech);
  color: white;
  padding: var(--spacing-md) 0;
  box-shadow: var(--shadow-sm);
}

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

.header h1 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

/* Main */
main {
  flex: 1;
  padding: var(--spacing-xl) 0;
}

.habits-section {
  margin-bottom: var(--spacing-xl);
}

/* Habits List */
.habits-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

/* Habit Card */
.habit-card {
  background: var(--surface);
  border-left: 4px solid var(--border-card);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-left-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.habit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255, 123, 0, 0.03) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.habit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-left-color: var(--primary-orange);
}

.habit-card:hover::before {
  opacity: 1;
}

.habit-card:focus-within {
  outline: 2px solid var(--primary-orange);
  outline-offset: 2px;
}

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

.habit-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
  word-wrap: break-word;
  flex: 1;
}

.habit-delete-btn {
  background: transparent;
  border: none;
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--spacing-xs);
  opacity: 0.5;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: var(--border-radius-sm);
  flex-shrink: 0;
}

.habit-delete-btn:hover {
  opacity: 1;
  transform: scale(1.15);
}

.habit-delete-btn:focus {
  outline: 2px solid var(--primary-orange);
  outline-offset: 2px;
  opacity: 1;
}

.habit-since {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.habit-since strong {
  color: var(--primary-orange);
  font-weight: var(--font-weight-semibold);
}

.habit-days {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-md);
  background: var(--gradient-wildtech);
  border-radius: var(--border-radius-md);
  color: white;
  margin-top: var(--spacing-sm);
  box-shadow: 0 2px 8px rgba(255, 123, 0, 0.15);
}

.days-number {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  line-height: 1;
  letter-spacing: -0.02em;
}

.days-label {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  opacity: 0.95;
}

/* Footer */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) 0;
  text-align: center;
  margin-top: auto;
}

.footer p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  font-size: var(--font-size-xs);
}

.footer-links .separator {
  color: var(--text-secondary);
}

.footer a {
  color: var(--primary-orange);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: opacity 0.2s ease;
}

.footer a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

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

.empty-icon {
  font-size: 4rem;
  display: block;
  margin-bottom: var(--spacing-lg);
}

.empty-state h2 {
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.empty-state p {
  font-size: var(--font-size-md);
  margin-bottom: var(--spacing-lg);
}

/* Blank State Enhancements */
.blank-state-welcome {
  max-width: 600px;
  margin: 0 auto;
}

.blank-state-examples {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-md);
  background: var(--surface);
  border-radius: var(--border-radius-sm);
  text-align: left;
}

.blank-state-examples h3 {
  font-size: var(--font-size-md);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.blank-state-examples ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding: 0;
  margin: var(--spacing-md) 0;
}

.blank-state-examples li {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
}

.examples-note {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--spacing-sm);
}

.blank-state-button {
  margin: var(--spacing-lg) 0;
}

.blank-state-tip {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--spacing-lg);
}

/* Print Styles */
@media print {
  /* Ocultar elementos de ação */
  .theme-toggle,
  .view-mode-toggle,
  .sort-selector,
  .habit-delete-btn,
  button[aria-label*="Importar"],
  button[aria-label*="Exportar"],
  button[aria-label*="Stories"],
  .skip-to-content,
  .footer-links {
    display: none !important;
  }

  /* Simplificar header */
  .header {
    background: none !important;
    color: var(--text-primary) !important;
    padding: var(--spacing-md) 0;
  }

  .header-actions button[aria-label*="Adicionar"] {
    display: none !important;
  }

  /* Otimizar cards para impressão */
  .habit-card {
    break-inside: avoid;
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
    transform: none !important;
  }

  .habit-card::before {
    display: none !important;
  }

  .habit-card:hover {
    transform: none !important;
    box-shadow: none !important;
    border-left-color: var(--primary-orange) !important;
  }

  .habits-list {
    gap: var(--spacing-md);
  }

  /* Remover animações e transições */
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  /* Cores para impressão */
  body {
    background: white;
    color: black;
  }

  .habit-days {
    background: #f0f0f0 !important;
    color: black !important;
  }

  /* Milestone badges na impressão */
  .milestone-badge {
    transform: none !important;
    box-shadow: none !important;
  }

  .milestone-badge:hover {
    transform: none !important;
    box-shadow: none !important;
  }

  .milestone-progress-fill::after {
    animation: none !important;
    display: none !important;
  }

  /* Simplificar footer */
  .footer {
    border-top: 1px solid #ddd;
    page-break-after: avoid;
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .habits-list {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .habits-list {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .header h1 {
    font-size: var(--font-size-lg);
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .header {
    padding: var(--spacing-sm) 0;
  }

  .habit-card {
    padding: var(--spacing-md);
  }

  .days-number {
    font-size: 2.5rem;
  }

  .habit-name {
    font-size: var(--font-size-lg);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .habit-card {
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .days-number {
    font-size: 2rem;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}