/* HAP Silly 404 — Styles */

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

:root {
  --hap-orange: hsl(28, 90%, 38%);
  --hap-orange-light: hsl(28, 90%, 95%);
  --hap-teal: hsl(174, 80%, 28%);
  --hap-teal-light: hsl(174, 60%, 95%);
  --hap-brown: hsl(30, 30%, 30%);
  --hap-brown-light: hsl(30, 30%, 95%);
  --hap-bg: hsl(30, 20%, 98%);
  --hap-text: hsl(30, 10%, 20%);
  --hap-text-muted: hsl(30, 10%, 38%);
  --hap-border: hsl(30, 15%, 85%);
  --hap-card-bg: hsl(0, 0%, 100%);
  --hap-shadow: 0 2px 8px hsl(0, 0%, 0%, 0.08);
  --hap-radius: 8px;
  --hap-max-width: 52rem;
}

body {
  font-family:
    system-ui,
    -apple-system,
    sans-serif;
  background-color: var(--hap-bg);
  color: var(--hap-text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Layout */

.container {
  max-width: var(--hap-max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

header {
  background-color: var(--hap-card-bg);
  border-bottom: 3px solid var(--hap-orange);
  padding: 1.5rem 0;
  margin-bottom: 2rem;
}

header h1 {
  font-size: 1.5rem;
  color: var(--hap-brown);
}

header h1 span {
  color: var(--hap-orange);
}

header p {
  color: var(--hap-text-muted);
  font-size: 0.95rem;
}

main {
  padding-bottom: 3rem;
}

h2 {
  font-size: 1.3rem;
  color: var(--hap-brown);
  margin-bottom: 1rem;
}

/* Cards */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.card {
  background-color: var(--hap-card-bg);
  border: 1px solid var(--hap-border);
  border-radius: var(--hap-radius);
  padding: 1.25rem;
  box-shadow: var(--hap-shadow);
}

.card h3 {
  font-size: 1.05rem;
  color: var(--hap-brown);
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.9rem;
  color: var(--hap-text-muted);
  margin-bottom: 0.75rem;
}

.card a {
  color: var(--hap-teal);
  font-weight: 600;
  text-decoration: none;
}

.card a:hover,
.card a:focus-visible {
  text-decoration: underline;
}

/* Buttons */

.btn {
  display: inline-block;
  background-color: var(--hap-orange);
  color: hsl(0, 0%, 100%);
  border: none;
  border-radius: var(--hap-radius);
  padding: 0.6rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover,
.btn:focus-visible {
  background-color: hsl(28, 90%, 32%);
}

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

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background-color: hsl(30, 30%, 24%);
}

/* Figure / image */

.reveal-figure {
  margin: 1.5rem auto 0;
  text-align: center;
}

.reveal-figure img {
  width: 100%;
  max-width: 480px;
  height: auto;
  border-radius: 5%;
}

.reveal-figure figcaption {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: var(--hap-text-muted);
  font-style: italic;
}

/* Footer */

footer {
  margin-top: 3rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--hap-border);
  color: var(--hap-text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* Spacing utilities */

.mt-1 {
  margin-top: 1.25rem;
}

.mt-2 {
  margin-top: 1.5rem;
}

/* Visually hidden (accessible) */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}