/* ==========================================
   MODERN DASHBOARD STYLES
   Reading History Dashboard - Modern UI
   ========================================== */

/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.idade-info {
  margin-top: 15px;
  padding: 10px;
  background-color: #f5f5f5;
  border-radius: 8px;
  text-align: center;
  font-weight: bold;
  color: #333;
}

.progress-container {
  width: 100%;
  height: 20px;
  background-color: #ddd;
  border-radius: 10px;
  overflow: hidden;
  margin-top: 8px;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #2837be, #400463);
  transition: width 0.5s ease;
}
@media (max-width: 600px) {
  .idade-info {
    font-size: 0.9rem;
    padding: 8px;
  }

  .progress-container {
    height: 16px;
  }
}


:root {
  /* Modern Color Palette */
  --primary-color: #2563eb;
  --primary-light: #3b82f6;
  --primary-dark: #1d4ed8;
  --secondary-color: #10b981;
  --secondary-light: #34d399;
  --accent-color: #f59e0b;
  --background: #f8fafc;
  --surface: #ffffff;
  --surface-hover: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --transition: all 0.2s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.nav {
  margin-top: 0.5rem;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.ativa {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

/* ===== CONTAINER & LAYOUT ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* ===== FORM STYLES ===== */
.form-section {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.form-section h2 {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  font-weight: 600;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-group input {
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-primary {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
  max-width: 200px;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ===== TABS SYSTEM ===== */
.aba {
  display: none;
  animation: fadeIn 0.3s ease;
}

.aba.ativa {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== STAT CARDS ===== */
.resumo-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-card h4 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stat-card h4::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--primary-color);
  border-radius: 2px;
}

.stat-card p {
  margin: 0.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stat-card .label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.stat-card .value {
  font-weight: 600;
  color: var(--text-primary);
}

.stat-card .percentage {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary-color);
}

/* ===== CHARTS GRID ===== */
.grafico-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.chart-container {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.chart-container:hover {
  box-shadow: var(--shadow-md);
}

.chart-container h3 {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-align: center;
}

.chart-container canvas {
  width: 100% !important;
  height: 250px !important;
  max-width: 100%;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }
  
  .header {
    padding: 1rem;
  }
  
  .header h1 {
    font-size: 1.5rem;
  }
  
  .nav-links {
    gap: 1rem;
  }
  
  .nav-links a {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .resumo-cards {
    grid-template-columns: 1fr;
  }
  
  .grafico-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .stat-card {
    padding: 1rem;
  }
  
  .chart-container {
    padding: 1rem;
  }
  
  .chart-container canvas {
    height: 200px !important;
  }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ===== ERROR STATES ===== */
.form-group input.error {
  border-color: #ef4444 !important;
  background-color: #fee2e2 !important;
  animation: shake 0.3s ease-in-out;
}

.form-group input.error:focus {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.error-message {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
  font-weight: 500;
  animation: fadeIn 0.3s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* ===== MENSAGEM DE FEEDBACK ===== */
.mensagem {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-weight: 500;
  text-align: center;
  animation: slideIn 0.3s ease;
}

.mensagem.sucesso {
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.mensagem.erro {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== EMAIL SECTION STYLES ===== */
.email-section {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.email-section h3 {
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-align: center;
}

.email-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== BUTTON STYLES ===== */
.btn-email,
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  min-width: 200px;
  justify-content: center;
}

.btn-email {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  box-shadow: 0 4px 6px rgba(102, 126, 234, 0.3);
}

.btn-email:hover {
  background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(102, 126, 234, 0.4);
}

.btn-download {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  box-shadow: 0 4px 6px rgba(16, 185, 129, 0.3);
}

.btn-download:hover {
  background: linear-gradient(135deg, #0ca678 0%, #047857 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(16, 185, 129, 0.4);
}

.btn-email:active,
.btn-download:active {
  transform: translateY(0);
}

/* ===== EMAIL STATUS ===== */
.email-status {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  text-align: center;
  font-weight: 500;
  display: none;
}

.email-status.success {
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.email-status.error {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* ===== RESPONSIVE BUTTONS ===== */
@media (max-width: 768px) {
  .email-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-email,
  .btn-download {
    width: 100%;
    max-width: 300px;
  }
}

/* ===== LOADING STATES ===== */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 200px;
  color: var(--text-secondary);
}

.loading::after {
  content: '';
  width: 40px;
  height: 40px;
  border: 4px solid var(--border);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===== MODAL DE SENHA - RESPONSIVO ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
}

.close-btn:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
}

.modal-body p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.modal-body input[type="password"] {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  transition: var(--transition);
}

.modal-body input[type="password"]:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.error-message {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.5rem;
  font-weight: 500;
}

.modal-footer {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}

.btn-cancel,
.btn-confirm {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-cancel {
  background: var(--border);
  color: var(--text-secondary);
}

.btn-cancel:hover {
  background: #e2e8f0;
}

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

.btn-confirm:hover {
  background: var(--primary-dark);
}

/* ===== RESPONSIVE MODAL ===== */
@media (max-width: 768px) {
  .modal-content {
    width: 95%;
    margin: 1rem;
    max-height: 80vh;
  }
  
  .modal-header,
  .modal-body,
  .modal-footer {
    padding: 1rem;
  }
  
  .modal-footer {
    flex-direction: column;
  }
  
  .btn-cancel,
  .btn-confirm {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .modal-content {
    width: 100%;
    height: 100%;
    max-height: 100vh;
    border-radius: 0;
  }
  
  .modal-header {
    padding: 1rem;
  }
  
  .modal-body {
    padding: 1rem;
  }
  
  .modal-footer {
    padding: 1rem;
  }
}

/* ===== MODAL ANIMATIONS ===== */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-overlay.show {
  display: flex;
}