/* Apply consistent box model sizing to all elements */
*,
*::before,
*::after {
    box-sizing: border-box;}


/* Readability defaults */
body {
    margin: 1rem; /* Removes default spacing around page */
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; /* Clean system fonts */
    line-height: 1.6; /* Improves reading comfort */
    color: #111; /* Dark text for strong contrast */
    background: #fff; /* White background for clarity */}

/* Skip link: appears when keyboard users press Tab (accessibility best practice) */
.skip-link {
    position: absolute;
    left: -999px; /* Hide off-screen until focused */
    top: 0;
    padding: 0.75rem 1rem;
    background: #5f5aeb;
    color: #fff;
    border-radius: 0.5rem;
    text-decoration: none;}

.skip-link:focus,
.skip-link:focus-visible {
    left: 1rem;
    top: 1rem;
    z-index: 9999;}

/*accessible links*/
a {
    color: #5f5aeb;
    text-decoration: underline;
    text-underline-offset: 0.2em;}

nav a {
    text-decoration: none;
    padding: 0.4rem 0.6rem;
    border-radius: 0.4rem;}

nav a:hover {
    background: #5f5aeb;
    color: #fafafa;} /*colour change when over link */

nav a:hover {
    background: #5f5aeb;
    color: #fafafa;} /*colour change when over link */

/* Visible keyboard focus indicator */
:focus-visible {    
    outline: 3px solid #5f5aeb;
    outline-offset: 3px;}


/* Text styling and visual hierachy */
h1, h2, h3 {
    line-height: 1.2;
    margin: 0 0 0.75rem 0;
    color: #333;}

h1 {font-size: 2.5rem;}

h2 {font-size: 1.5rem;
    margin-top: 0.5rem; /* Adds space before new sections */}

h3 {font-size: 1.2rem;
    margin-top: 0.5rem;}

h4 {font-size: 1rem;
    margin-top: 0.75rem;
    color: fafafa;}

p {margin: 0 0 1rem 0;}

main {
    max-width: 800px; /* Prevents long, hard-to-read lines */
    margin: 0 auto; /* Centres content horizontally */
    padding: 1.5rem; /* Adds breathing room inside container */}

article {
    border: 1px solid #e6e6e6;
    border-radius: 0.75rem; /* Soft rounded corners */
    padding: 1rem 1.75rem; /* Internal spacing */
    margin: 1.5rem 0 0 auto; /* Space between projects */
    background: #fafafa; /* Light background contrast */}

.question {
  font-weight: bold;
  margin: 1rem 0 0.5rem ;
}

.answers {
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid #333;
  border-radius: 0.75rem;
  padding: 1rem;

}

.answers label {
  display: block;
}

body {
  font-size: 1.25rem;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; /* Clean system fonts */
  color: #111;
}


#submit {
  font-family: inherit;
  font-size: 1rem;
  background-color: #5f5aeb;
  color: #fafafa;
  border: none;
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  cursor: pointer;
  margin-bottom: 20px;
  width: fit-content; 
}

#submit:hover { /*colour change when over link */
    color: #fafafa;
    background: #5f5aebc2;;
}

footer {
    border-top: 1px solid #e6e6e6;
    padding: 1.5rem;
    color: #333;
}

/* Reduce padding and stack navigation for narrow screen */
@media (max-width: 600px) {
    header,
    footer {padding: 1rem;}
    main {padding: 1rem;}
    h1 {font-size: 1.6rem;}
    nav ul {gap: 0.5rem;}
    nav a {padding: 0.35rem 0.5rem;}
}