:root {
  --paper: #faf4e8;
  --ink: #0b0b0f;
  --hot: #ff1c9c;
  --magenta: #ff00aa;
  --lime: #c6ff1a;
  --yellow: #ffe500;
  --white: #ffffff;
  --muted: #2d1f28;
  --border: 3px solid var(--ink);
  --shadow: 6px 6px 0 var(--ink);
  --shadow-press: 3px 3px 0 var(--ink);
  --radius: 2px;
  --font-display: "Archivo Black", "Space Grotesk", system-ui, sans-serif;
  --font-body: "Space Grotesk", system-ui, sans-serif;
  --max: 720px;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgb(255 28 156 / 18%), transparent 42%),
    radial-gradient(circle at 88% 0%, rgb(198 255 26 / 22%), transparent 38%),
    var(--paper);
}

a {
  color: var(--ink);
  font-weight: 700;
  text-underline-offset: 3px;
}

.hidden {
  display: none !important;
}

.site-header,
.main,
.site-footer {
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.site-header {
  padding-top: 2rem;
  padding-bottom: 1.5rem;
  text-align: center;
}

.eyebrow {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.title {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 10vw, 3.6rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.title-hot {
  display: block;
  color: var(--hot);
}

.title-quiz {
  display: block;
}

.tagline {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.main {
  padding-bottom: 3rem;
}

.screen {
  display: none;
}

.screen--active {
  display: block;
}

.card {
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.card--lime { background: var(--lime); }
.card--magenta { background: var(--magenta); color: var(--ink); }
.card--yellow { background: var(--yellow); }
.card--white { background: var(--white); }

.card-title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.section-title {
  margin: 1.75rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 1rem;
  padding: 0.7rem 1.1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translate(3px, 3px);
  box-shadow: var(--shadow-press);
  outline: none;
}

.btn--primary {
  background: var(--hot);
  color: var(--white);
}

.btn--dark {
  background: var(--ink);
  color: var(--lime);
}

.btn--ghost {
  background: var(--paper);
}

.leaderboard {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.55rem 0.75rem;
  font-weight: 700;
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 3px 3px 0 var(--ink);
}

.leaderboard-item--you {
  background: var(--hot);
  color: var(--white);
  transform: translate(3px, 3px);
  box-shadow: none;
}

.leaderboard-rank {
  font-family: var(--font-display);
}

.leaderboard-score {
  font-variant-numeric: tabular-nums;
}

.leaderboard-empty {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.progress-wrap {
  margin-bottom: 1rem;
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.progress-bar {
  height: 12px;
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--hot), var(--lime));
  transition: width 0.25s ease;
}

.quiz-card {
  margin-bottom: 1rem;
}

.quiz-meta {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.quiz-question {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 4.5vw, 1.55rem);
  line-height: 1.25;
}

.answers {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-top: 1.25rem;
}

.answer-btn {
  width: 100%;
  text-align: left;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 3px 3px 0 var(--ink);
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.1s ease;
}

.answer-btn:hover:not(:disabled),
.answer-btn:focus-visible:not(:disabled) {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--ink);
  outline: none;
}

.answer-btn:disabled {
  cursor: default;
  opacity: 0.92;
}

.answer-btn--correct {
  background: var(--lime);
}

.answer-btn--wrong {
  background: #ffc4c3;
}

.reveal-card {
  margin-top: 0.5rem;
}

.reveal-verdict {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.reveal-fact {
  margin: 0.75rem 0 0;
}

.reveal-source {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
}

.results-score {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 2.8rem);
  line-height: 1;
}

.results-copy {
  margin: 0.75rem 0 0;
}

.initials-form {
  margin-top: 1.25rem;
}

.initials-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.initials-row {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.initials-input {
  width: 6.5rem;
  padding: 0.75rem 0.9rem;
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.2em;
  text-align: center;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.initials-input:focus {
  outline: 2px solid var(--hot);
  outline-offset: 2px;
}

.hint {
  margin: 0.5rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.form-error {
  margin: 0.5rem 0 0;
  font-weight: 700;
  color: #b00020;
}

.submit-status {
  margin: 0.75rem 0 0;
  font-weight: 700;
}

.results-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.status-msg {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  font-weight: 700;
  background: var(--white);
  border: var(--border);
  box-shadow: var(--shadow);
}

.site-footer {
  padding: 2rem 1.25rem 2.5rem;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
}

.dot {
  margin-inline: 0.35rem;
  opacity: 0.5;
}