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

:root {
  --primary-color: #0a0a0a;
  --secondary-color: #1a1a1a;
  --accent-color: #ffffff;
  --text-color: #333333;
  --text-light: #666666;
  --border-color: #e0e0e0;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --bg-light: #f9fafb;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-light);
  color: var(--text-color);
  line-height: 1.6;
}

.wrapper {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--primary-color);
  color: var(--accent-color);
  padding: 2rem 0;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.logo {
  padding: 0 1.5rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 1rem;
}

.logo h2 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 2px;
}

.logo p {
  font-size: 0.75rem;
  color: #cccccc;
  margin-top: 0.25rem;
}

.menu {
  list-style: none;
}

.menu li a {
  display: flex;
  align-items: center;
  padding: 1rem 1.5rem;
  color: var(--accent-color);
  text-decoration: none;
  transition: background 0.3s;
}

.menu li a:hover,
.menu li a.active {
  background: var(--secondary-color);
}

.menu li a .icon {
  margin-right: 0.75rem;
  font-size: 1.25rem;
}

.user-info {
  position: absolute;
  bottom: 2rem;
  left: 0;
  right: 0;
  padding: 0 1.5rem;
  border-top: 1px solid #333;
  padding-top: 1rem;
}

.user-info p {
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.btn-logout {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--danger-color);
  color: white;
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.875rem;
  transition: opacity 0.3s;
}

.btn-logout:hover {
  opacity: 0.9;
}

/* Content */
.content {
  flex: 1;
  margin-left: 260px;
  padding: 2rem;
}

/* Login Page */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.login-box {
  background: white;
  padding: 3rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

.login-box h2 {
  text-align: center;
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.login-box p {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 2rem;
}

/* Cards */
.card {
  background: white;
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  margin-bottom: 1.5rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
}

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

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border-left: 4px solid var(--primary-color);
}

.stat-card.success {
  border-left-color: var(--success-color);
}

.stat-card.warning {
  border-left-color: var(--warning-color);
}

.stat-card.danger {
  border-left-color: var(--danger-color);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

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

.stat-info {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-top: 0.5rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  letter-spacing: 0.01em;
  line-height: 1.5;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 100%);
  pointer-events: none;
  border-radius: inherit;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.1);
  text-decoration: none;
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.btn-primary {
  background: var(--primary-color);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-primary:hover {
  background: #222222;
  color: #ffffff;
}

.btn-success {
  background: #059669;
  color: #ffffff;
}

.btn-success:hover {
  background: #047857;
  color: #ffffff;
}

.btn-danger {
  background: #dc2626;
  color: #ffffff;
}

.btn-danger:hover {
  background: #b91c1c;
  color: #ffffff;
}

.btn-secondary {
  background: #f3f4f6;
  color: #374151;
  border: 1px solid #d1d5db;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-secondary::before {
  display: none;
}

.btn-secondary:hover {
  background: #e5e7eb;
  color: #1f2937;
  border-color: #9ca3af;
}

.btn-info {
  background: #2563eb;
  color: #ffffff;
}

.btn-info:hover {
  background: #1d4ed8;
  color: #ffffff;
}

.btn-nota {
  background: #1f2937;
  color: #ffffff;
  border: 1px solid #374151;
}

.btn-nota:hover {
  background: #374151;
  color: #ffffff;
}

.btn-warning {
  background: #d97706;
  color: #ffffff;
}

.btn-warning:hover {
  background: #b45309;
  color: #ffffff;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  border-radius: 6px;
  font-weight: 500;
}

.btn-group {
  display: inline-flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.badge-secondary {
  background: #e5e7eb;
  color: #4b5563;
}

/* Tables */
.table-responsive {
  overflow-x: auto;
}

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

table th,
table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

table th {
  background: var(--bg-light);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.875rem;
  color: var(--text-light);
}

table tr:hover {
  background: var(--bg-light);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success {
  background: #d1fae5;
  color: var(--success-color);
}

.badge-warning {
  background: #fef3c7;
  color: var(--warning-color);
}

.badge-danger {
  background: #fee2e2;
  color: var(--danger-color);
}

.badge-info {
  background: #dbeafe;
  color: #3b82f6;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.alert-success {
  background: #d1fae5;
  color: var(--success-color);
  border-left: 4px solid var(--success-color);
}

.alert-danger {
  background: #fee2e2;
  color: var(--danger-color);
  border-left: 4px solid var(--danger-color);
}

.alert-warning {
  background: #fef3c7;
  color: var(--warning-color);
  border-left: 4px solid var(--warning-color);
}

/* Utilities */
.text-center {
  text-align: center;
}

.mt-2 {
  margin-top: 1rem;
}

.mb-2 {
  margin-bottom: 1rem;
}

.flex {
  display: flex;
}

.flex-between {
  justify-content: space-between;
}

.flex-center {
  align-items: center;
}

.gap-1 {
  gap: 0.5rem;
}

.gap-2 {
  gap: 1rem;
}

/* Adicionando responsividade completa para mobile e tablet */

/* Responsividade - Tablet */
@media (max-width: 1024px) {
  .sidebar {
    width: 220px;
  }

  .content {
    margin-left: 220px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Responsividade - Mobile */
@media (max-width: 768px) {
  .wrapper {
    flex-direction: column;
  }

  /* Menu hamburger button */
  .sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    left: -280px;
    top: 0;
    z-index: 9999;
    transition: left 0.3s ease;
    padding: 1rem 0;
  }

  .sidebar.active {
    left: 0;
  }

  .menu-toggle {
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 10000;
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 45px;
    height: 45px;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  }

  .menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }

  /* Overlay when sidebar is open */
  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
  }

  .sidebar-overlay.active {
    display: block;
  }

  .logo {
    text-align: left;
    padding: 0 1.5rem;
  }

  .logo h2 {
    font-size: 1.5rem;
  }

  .menu li a {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }

  .user-info {
    position: absolute;
    bottom: 2rem;
    left: 0;
    right: 0;
    padding: 1rem 1.5rem;
    border-top: 1px solid #333;
    text-align: left;
  }

  .content {
    margin-left: 0;
    padding: 4rem 1rem 1rem 1rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .stat-card {
    padding: 1rem;
  }

  .stat-value {
    font-size: 1.5rem;
  }

  .card {
    padding: 1rem;
    margin-bottom: 1rem;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .card-header .btn {
    width: 100%;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .table-responsive {
    overflow-x: scroll;
  }

  table {
    min-width: 600px;
    font-size: 0.875rem;
  }

  table th,
  table td {
    padding: 0.75rem 0.5rem;
  }

  div[id^="modal"] {
    z-index: 10001 !important;
  }

  div[id^="modal"] > div {
    width: 95% !important;
    margin: 2% auto !important;
    padding: 1.5rem !important;
    max-height: 95vh !important;
    overflow-y: auto !important;
  }

  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    min-height: 40px;
  }

  .btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    min-height: 34px;
  }

  .btn-group {
    gap: 0.25rem;
  }

  /* Login responsivo melhorado */
  .login-box {
    padding: 2rem;
    margin: 1rem;
  }

  .login-box h2 {
    font-size: 1.5rem;
  }

  /* Modais responsivos melhorados */

  /* Ajustes nos grids para mobile */
  div[style*="grid-template-columns"] {
    display: block !important;
  }

  div[style*="grid-template-columns"] > * {
    margin-bottom: 1rem;
  }

  /* Flex para mobile */
  .flex {
    flex-direction: column;
  }

  .flex.gap-2 {
    gap: 0.5rem;
  }
}

/* Responsividade extra para telas muito pequenas */
@media (max-width: 480px) {
  .stat-value {
    font-size: 1.25rem;
  }

  .stat-label {
    font-size: 0.75rem;
  }

  .card-title {
    font-size: 1rem;
  }

  h2,
  h3 {
    font-size: 1.25rem;
  }

  .btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    min-height: 36px;
    border-radius: 6px;
  }

  .btn-sm {
    padding: 0.3rem 0.5rem;
    font-size: 0.75rem;
    white-space: nowrap;
    min-height: 32px;
    border-radius: 5px;
  }

  table td:last-child {
    white-space: nowrap;
  }

  table td:last-child .btn-sm {
    margin: 2px;
    display: inline-block;
  }
}

/* Melhorias nos filtros */
.form-control:focus {
  box-shadow: 0 0 0 3px rgba(10, 10, 10, 0.1);
}

.btn:active {
  transform: translateY(1px);
}

/* Animações suaves */
.card,
.stat-card {
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover,
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-light);
}

/* Alertas com animação */
.alert {
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Badges melhorados */
.badge {
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* Loading spinner */
.spinner {
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--primary-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Print styles */
@media print {
  .sidebar,
  .btn,
  .ai-assistant,
  .card-header button,
  .no-print {
    display: none !important;
  }

  .content {
    margin-left: 0;
  }

  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* Desktop - hide mobile menu elements */
@media (min-width: 769px) {
  .menu-toggle,
  .sidebar-overlay {
    display: none !important;
  }
}