:root {
  --primary: #0056b3; /* Azul KPI */
  --primary-dark: #003d7a;
  --secondary: #6c757d;
  --success: #28a745;
  --danger: #dc3545;
  --warning: #ffc107;
  --info: #17a2b8;
  --bg: #f8f9fa;
  --card-bg: #ffffff;
  --text: #212529;
  --text-light: #6c757d;
  --border: #dee2e6;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.1);
  --kpi-orange: #ff6b35; /* Acorde KPI */
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-card {
  background: var(--card-bg);
  padding: 40px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.logo {
  text-align: center;
  margin-bottom: 30px;
}

.logo h1 {
  font-size: 28px;
  color: white;
  margin-bottom: 5px;
}

.logo p {
  color: #e0e7ff;
  font-size: 14px;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group small {
  display: block;
  margin-top: 5px;
  color: var(--text-light);
  font-size: 12px;
}

.form-group textarea {
  resize: vertical;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

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

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

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

.btn-secondary:hover {
  background: #475569;
}

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

.btn-danger:hover {
  background: #dc2626;
}

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

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
}

.alert-error {
  background: #fee2e2;
  color: #991b1b;
  border-left: 4px solid var(--danger);
}

.alert-success {
  background: #d1fae5;
  color: #065f46;
  border-left: 4px solid var(--success);
}

.alert-info {
  background: #dbeafe;
  color: #1e40af;
  border-left: 4px solid var(--info);
}

/* Navbar */
.navbar {
  background: var(--primary);
  color: white;
  padding: 16px 32px;
  box-shadow: var(--shadow);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.navbar-brand h1 {
  font-size: 24px;
  color: white;
  margin: 0;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-email {
  color: #e0e7ff;
  font-size: 14px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--border);
}

.tab-button {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-light);
  transition: all 0.3s;
  margin-bottom: -2px;
}

.tab-button:hover {
  color: var(--text);
}

.tab-button.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Section Header */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.section-header h2 {
  font-size: 28px;
  color: var(--text);
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}

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

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.card-subtitle {
  font-size: 14px;
  color: var(--text-light);
}

.card-body {
  margin-bottom: 16px;
}

.card-footer {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.badge-primary {
  background: #ede9fe;
  color: var(--primary);
}

.badge-success {
  background: #d1fae5;
  color: #065f46;
}

/* OBS Link */
.obs-link {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding: 12px;
  background: var(--bg);
  border-radius: 8px;
}

.obs-link input {
  flex: 1;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: 'Courier New', monospace;
}

/* Table */
.table-container {
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

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

thead {
  background: var(--bg);
}

th {
  padding: 16px;
  text-align: left;
  font-weight: 600;
  color: var(--text);
  font-size: 14px;
}

td {
  padding: 16px;
  border-top: 1px solid var(--border);
}

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

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--card-bg);
  border-radius: 12px;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 20px;
  color: var(--text);
}

.modal-close {
  background: none;
  border: none;
  font-size: 28px;
  color: var(--text-light);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  width: 32px;
  height: 32px;
}

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

.modal-content form {
  padding: 24px;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  margin-top: 20px;
}

/* Checkbox Group */
.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  padding: 12px;
  background: var(--bg);
  border-radius: 8px;
  max-height: 200px;
  overflow-y: auto;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.checkbox-item label {
  cursor: pointer;
  font-size: 14px;
  -webkit-user-select: none;
  user-select: none;
}

/* Media Preview */
.media-preview {
  margin-top: 12px;
  max-width: 100%;
  border-radius: 8px;
  overflow: hidden;
}

.media-preview img,
.media-preview video {
  max-width: 100%;
  max-height: 200px;
  object-fit: contain;
  display: block;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
}

.empty-state h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--text);
}

/* Responsive */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 16px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .checkbox-group {
    grid-template-columns: 1fr;
  }

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

.logo-navbar {
  max-height: 40px;
  width: auto;
}