/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: #333;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Common Button Styles */
.btn {
  padding: 1rem 2rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
}

.btn-secondary {
  background: #6c757d;
  color: white;
}

.btn-secondary:hover {
  background: #545b62;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.back-btn {
  background: #6c757d;
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 2rem;
  font-weight: 500;
  transition: background 0.3s ease;
}

.back-btn:hover {
  background: #545b62;
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s ease-in-out infinite;
}

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

/* Hidden class */
.hidden {
  display: none !important;
}

/* Common animations */
@keyframes pulse {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
  100% {
    opacity: 1;
  }
}

/* Form elements */
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #dee2e6;
  border-radius: 8px;
  font-size: 1rem;
  background: white;
}

input,
textarea {
  font-family: inherit;
}

/* Responsive utilities */
@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }
}

/* Navigation Bar Styles - Add these to your base.css */
.nav-bar {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  margin-bottom: 2rem;
  border-radius: 0 0 12px 12px;
}

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

.nav-back-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s ease;
  text-decoration: none;
  font-family: inherit;
}

.nav-back-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.nav-back-btn:active {
  transform: translateY(0);
}

.nav-breadcrumb {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-breadcrumb .separator {
  color: rgba(255, 255, 255, 0.5);
  font-weight: normal;
}

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

.nav-home-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.9);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: all 0.3s ease;
  text-decoration: none;
  font-family: inherit;
  font-weight: 500;
}

.nav-home-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  transform: translateY(-1px);
}

.nav-home-btn:active {
  transform: translateY(0);
}

.nav-title {
  color: white;
  font-size: 1.1rem;
  font-weight: 600;
  text-align: center;
  flex-grow: 1;
}

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

  .nav-left,
  .nav-right {
    width: 100%;
    justify-content: center;
  }

  .nav-breadcrumb {
    display: none;
  }

  .nav-title {
    order: -1;
    margin-bottom: 0.5rem;
  }

  .nav-back-btn {
    width: auto;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .nav-bar {
    padding: 0.75rem;
    margin-bottom: 1rem;
  }

  .nav-back-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }

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

  .nav-home-btn {
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
  }
}

/* Animation for smooth page transitions */
.nav-bar {
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}