/**
 * HWS Amazon Seller - Global Styles
 * 
 * CSS moderno e responsivo para toda a aplicação
 */

/* ============================================================================
   Reset & Base Styles
   ============================================================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colors */
  --primary: #FF9900;
  --primary-dark: #E88B00;
  --primary-light: #FFAD33;
  --secondary: #232F3E;
  --secondary-light: #37475A;
  --success: #067D62;
  --error: #B12704;
  --warning: #F0C14B;
  
  /* Grays */
  --gray-50: #F8F9FA;
  --gray-100: #F1F3F5;
  --gray-200: #E9ECEF;
  --gray-300: #DEE2E6;
  --gray-400: #CED4DA;
  --gray-500: #ADB5BD;
  --gray-600: #6C757D;
  --gray-700: #495057;
  --gray-800: #343A40;
  --gray-900: #212529;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-900);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================================================
   Typography
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

/* ============================================================================
   Layout
   ============================================================================ */

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

.page-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: var(--spacing-xl);
}

/* ============================================================================
   Header
   ============================================================================ */

.app-header {
  background-color: var(--secondary);
  color: white;
  padding: var(--spacing-md) 0;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
}

.logo:hover {
  color: var(--primary-light);
}

.logo-icon {
  font-size: 1.5rem;
}

.header-nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: white;
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.nav-link:hover {
  background-color: var(--secondary-light);
  color: white;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-email {
  color: var(--gray-300);
  font-size: 0.875rem;
}

/* ============================================================================
   Buttons
   ============================================================================ */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--secondary);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--gray-200);
  color: var(--gray-800);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--gray-300);
}

.btn-danger {
  background-color: var(--error);
  color: white;
}

.btn-danger:hover:not(:disabled) {
  background-color: #9B2103;
}

.btn-logout {
  background-color: transparent;
  color: white;
  border: 1px solid white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-logout:hover {
  background-color: white;
  color: var(--secondary);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

/* ============================================================================
   Cards
   ============================================================================ */

.card {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--secondary);
}

/* ============================================================================
   Loading Spinner
   ============================================================================ */

.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-2xl);
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.loading-spinner.small .spinner {
  width: 24px;
  height: 24px;
  border-width: 2px;
}

.loading-spinner.large .spinner {
  width: 64px;
  height: 64px;
  border-width: 5px;
}

.loading-message {
  color: var(--gray-600);
  font-size: 0.875rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================================================
   Landing Page
   ============================================================================ */

.landing-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.landing-main {
  flex: 1;
}

.hero-section {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: white;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-2xl);
  color: var(--gray-300);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.benefits-section,
.rewards-section,
.features-section,
.cta-section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-2xl);
  color: var(--secondary);
}

.benefits-grid,
.features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.benefit-card,
.feature-item {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition-base);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.rewards-cards {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.reward-card {
  background: white;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  min-width: 280px;
}

.reward-card.featured {
  border: 3px solid var(--primary);
  transform: scale(1.05);
}

.reward-amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--success);
  margin-bottom: var(--spacing-sm);
}

.reward-badge {
  display: inline-block;
  background-color: var(--primary);
  color: var(--secondary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--secondary);
  text-align: center;
}

.cta-title {
  color: var(--secondary);
}

.landing-footer {
  background-color: var(--secondary);
  color: white;
  padding: var(--spacing-xl) 0;
  margin-top: auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  color: var(--gray-300);
}

/* ============================================================================
   Dashboard Page
   ============================================================================ */

.amazon-status-card .status-connected,
.amazon-status-card .status-disconnected {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.status-icon {
  font-size: 3rem;
}

.status-icon.success {
  color: var(--success);
}

.upload-area {
  margin-bottom: var(--spacing-xl);
}

.upload-instructions {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.csv-details {
  background-color: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  text-align: left;
}

.csv-details-title {
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--spacing-sm);
}

.csv-details ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-sm) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.csv-details li {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--gray-800);
}

.csv-details code {
  font-family: var(--font-mono);
  background-color: var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 0 var(--spacing-xs);
  font-size: 0.85rem;
  color: var(--gray-800);
}

.csv-details-hint {
  font-size: 0.85rem;
  color: var(--gray-600);
  margin: 0;
}

.download-template {
  display: inline-block;
  margin-top: var(--spacing-sm);
  color: var(--primary);
  font-weight: 500;
}

.upload-input {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.file-name {
  color: var(--gray-600);
  font-size: 0.875rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.stat-item {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--gray-50);
  border-radius: var(--radius-md);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--secondary);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-top: var(--spacing-xs);
}

.validation-success {
  color: var(--success);
  padding: var(--spacing-md);
  background-color: #E6F4F1;
  border-radius: var(--radius-md);
  margin: var(--spacing-md) 0;
}

.validation-error {
  color: var(--error);
  padding: var(--spacing-md);
  background-color: #FEF3F2;
  border-radius: var(--radius-md);
  margin: var(--spacing-md) 0;
}

.quick-actions {
  margin-top: var(--spacing-2xl);
}

.actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.action-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
}

.action-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.action-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

/* ============================================================================
   Progress Page
   ============================================================================ */

.progress-bar-container {
  width: 100%;
  height: 48px;
  background-color: var(--gray-200);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: var(--spacing-xl) 0;
  position: relative;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
  transition: width 500ms ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.progress-text {
  color: white;
  font-weight: 700;
  font-size: 1.125rem;
}

.progress-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.stat-card {
  background-color: var(--gray-50);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-card.success {
  background-color: #E6F4F1;
}

.stat-card.error {
  background-color: #FEF3F2;
}

/* ============================================================================
   Reports Page
   ============================================================================ */

.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.summary-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.summary-icon {
  font-size: 3rem;
}

.summary-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--secondary);
}

.table-container {
  overflow-x: auto;
}

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

.products-table th,
.products-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.products-table th {
  font-weight: 600;
  color: var(--gray-700);
  background-color: var(--gray-50);
}

.status-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
}

.status-badge.success {
  background-color: #E6F4F1;
  color: var(--success);
}

.status-badge.error {
  background-color: #FEF3F2;
  color: var(--error);
}

/* ============================================================================
   Privacy Page
   ============================================================================ */

.rights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.right-item {
  padding: var(--spacing-xl);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  text-align: center;
}

.right-item.danger {
  border-color: var(--error);
  background-color: #FEF3F2;
}

.right-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

/* ============================================================================
   Responsive Design
   ============================================================================ */

@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .header-nav {
    display: none;
  }

  .benefits-grid,
  .rewards-cards,
  .actions-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}