:root {
  /* Paleta corporativa */
  --primary-color: #2c3e50;
  --secondary-color: #34495e;
  --accent-color: #3498db;
  --success-color: #27ae60;
  --warning-color: #f39c12;
  --danger-color: #e74c3c;
  --light-gray: #ecf0f1;
  --dark-gray: #7f8c8d;

  /* Colores adicionales derivados */
  --primary-light: #34495e;
  --primary-dark: #1a252f;
  --accent-light: #64b8f0;
  --accent-dark: #2980b9;
  --text-dark: #2c3e50;
  --text-light: #7f8c8d;
  --border-color: #bdc3c7;
  --shadow-light: rgba(44, 62, 80, 0.1);
  --shadow-medium: rgba(44, 62, 80, 0.15);
  --shadow-dark: rgba(44, 62, 80, 0.25);
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--light-gray);
  color: var(--text-dark);
  line-height: 1.6;
  min-height: 100vh;
}

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

/* Header Styles */
.header {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: white;
  padding: 1rem 0;
  box-shadow: var(--shadow-medium);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo i {
  font-size: 2rem;
  color: var(--accent-light);
}

.logo h1 {
  font-size: 1.8rem;
  font-weight: 600;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.welcome-text {
  font-size: 1rem;
  opacity: 0.9;
  font-weight: bold;
}

.logout-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.logout-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 3rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.selection-container {
  max-width: 1000px;
  margin: 0 auto;
}

.title-section {
  text-align: center;
  margin-bottom: 3rem;
}

.title-section h2 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.title-section p {
  font-size: 1.2rem;
  color: var(--text-light);
}

/* Options Grid */
.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.option-card {
  background: white;
  border-radius: 16px;
  border: 2px solid transparent;
  padding: 2rem;
  box-shadow: var(--shadow-light);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.option-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-color), var(--accent-light));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.option-card:hover::before {
  transform: scaleX(1);
}

.option-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-dark);
  border-color: var(--accent-color);
}

.create-card:hover {
  border-color: var(--success-color);
}

.create-card::before {
  background: linear-gradient(90deg, var(--success-color), #2ecc71);
}

.resolve-card:hover {
  border-color: var(--accent-color);
}

.option-card.manage-card:hover .card-action {
  background: var(--warning-color);
  color: white;
}

.option-card.maintainer-card:hover .card-action {
  background: var(--danger-color);
  color: white;
}

.card-icon {
  text-align: center;
  margin-bottom: 1.5rem;
}

.card-icon i {
  font-size: 3rem;
  color: var(--accent-color);
  transition: all 0.3s ease;
}

.create-card .card-icon i {
  color: var(--success-color);
}

.option-card:hover .card-icon i {
  transform: scale(1.1);
}

.card-content h3 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  text-align: center;
  font-weight: 600;
}

.card-content p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 1rem;
  line-height: 1.6;
}

.manage-card:hover {
  border-color: var(--warning-color);
}

.manage-card::before {
  background: linear-gradient(90deg, var(--warning-color), #f1c40f);
}

.manage-card .card-icon i {
  color: var(--warning-color);
}

.maintainer-card:hover {
  border-color: var(--danger-color);
}

.maintainer-card::before {
  background: linear-gradient(90deg, var(--danger-color), #e74c3c);
}

.maintainer-card .card-icon i {
  color: var(--danger-color);
}

.feature-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-size: 0.9rem;
}

.feature-list i {
  color: var(--success-color);
  font-size: 0.8rem;
}

.card-action {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  background: var(--light-gray);
  border-radius: 8px;
  margin-top: 1rem;
  transition: all 0.3s ease;
}

.option-card:hover .card-action {
  background: var(--accent-color);
  color: white;
}

.create-card:hover .card-action {
  background: var(--success-color);
}

.action-text {
  font-weight: 600;
  font-size: 1rem;
}

.card-action i {
  transition: transform 0.3s ease;
}

.option-card:hover .card-action i {
  transform: translateX(4px);
}

/* Stats Section */
.stats-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.stat-item {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-light);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s ease;
}

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

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
}

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

/* Footer */
.footer {
  background: var(--primary-color);
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: auto;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(44, 62, 80, 0.9);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.loading-spinner {
  text-align: center;
  color: white;
}

.loading-spinner i {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--accent-light);
}

.loading-spinner p {
  font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .user-info {
    flex-direction: column;
    gap: 0.5rem;
  }

  .main-content {
    padding: 2rem 1rem;
  }

  .title-section h2 {
    font-size: 2rem;
  }

  .options-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .option-card {
    padding: 1.5rem;
  }

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

@media (max-width: 480px) {
  .title-section h2 {
    font-size: 1.8rem;
  }

  .card-content h3 {
    font-size: 1.5rem;
  }

  .option-card {
    padding: 1rem;
  }

  .card-icon i {
    font-size: 2.5rem;
  }
}

/* Animation Classes */
.fade-in {
  animation: fadeIn 0.6s ease-out;
}

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

.combined-card:hover {
  border-color: var(--primary-color);
}

.combined-card::before {
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.combined-card:hover .card-action {
  background: var(--primary-color);
  color: white;
}