/* Base Styles */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #ffffff;
  color: #001f3f;
}

/* Primary button: same as Evaluation screen (indigo to purple gradient) */
.btn-gradient {
  background: linear-gradient(to right, #4f46e5, #9333ea);
  color: #ffffff;
  border: none;
  font-weight: 600;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  transition: all 0.2s;
}
.btn-gradient:hover {
  background: linear-gradient(to right, #4338ca, #7e22ce);
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}
.btn-gradient:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.3);
}

/* Primary button: indigo-purple gradient (consistent across all pages) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  transition: all 0.2s;
  background: linear-gradient(to right, #4f46e5, #9333ea);
  color: #ffffff;
  border: none;
  cursor: pointer;
  outline: none;
  position: relative;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
}

.btn-primary:hover {
  background: linear-gradient(to right, #4338ca, #7e22ce);
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

.btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.3);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

/* Danger button (e.g. Submit evaluation, Delete) */
.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  transition: all 0.2s;
  background: linear-gradient(to right, #dc2626, #b91c1c);
  color: #ffffff;
  border: none;
  cursor: pointer;
  outline: none;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
}

.btn-danger:hover {
  background: linear-gradient(to right, #b91c1c, #991b1b);
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

.btn-danger:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.3);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  transition: all 0.2s;
  border: 2px solid #0a1929;
  background-color: #ffffff;
  color: #0a1929;
  cursor: pointer;
  outline: none;
  position: relative;
}

.btn-outline:hover {
  background: linear-gradient(to right, #0a1929, #7c3aed);
  border-color: transparent;
  color: #ffffff;
}

.btn-outline:focus-visible {
  outline: 2px solid #7c3aed;
  outline-offset: 2px;
}

.btn-outline:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-outline.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s;
  border: none;
  background-color: transparent;
  color: #001f3f;
  cursor: pointer;
  outline: none;
}

.btn-ghost:hover {
  background-color: rgba(10, 25, 41, 0.1);
  color: #001f3f;
}

.btn-ghost:focus-visible {
  outline: 2px solid #7c3aed;
  outline-offset: 2px;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}