:root {
  --ink: #1a1a1a;
  --red: #e8231a;
  --blue: #1f1f8c;
  --mach: #b44dff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: 'Nunito', 'Trebuchet MS', sans-serif;
  color: var(--ink);
  background: linear-gradient(
    180deg,
    #4885b9 0%,
    #3f97d9 22%,
    #41a8f3 48%,
    #61bdf5 72%,
    #83cbf7 100%
  );
  line-height: 1.45;
}

main {
  max-width: 440px;
  margin: 0 auto;
  padding: 28px 12px 48px;
}

.card {
  background: #fff;
  border: 3px solid var(--ink);
  border-radius: 18px;
  box-shadow: 0 5px 0 var(--ink);
  padding: 24px 18px 18px;
}

.eyebrow {
  margin: 0;
  font-family: 'Fredoka', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #666;
  text-align: center;
}

h1 {
  margin: 4px 0 4px;
  font-family: 'Fredoka', sans-serif;
  font-style: italic;
  font-weight: 700;
  font-size: clamp(1.8rem, 7vw, 2.3rem);
  line-height: 1.1;
  color: var(--red);
  text-align: center;
}

.date {
  margin: 0 0 14px;
  font-family: 'Fredoka', sans-serif;
  font-weight: 700;
  text-align: center;
}

.lead {
  margin: 0 0 16px;
  font-weight: 700;
}

ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

ol > li {
  border: 2.5px solid var(--mach);
  border-radius: 14px;
  box-shadow: 0 3px 0 var(--mach);
  padding: 10px 12px;
}

.q {
  margin: 0;
  font-family: 'Fredoka', sans-serif;
  font-weight: 700;
  color: var(--blue);
}

.prompt {
  margin: 2px 0 0;
  font-weight: 800;
}

.rule {
  margin: 4px 0 8px;
  font-weight: 700;
  color: #5c6570;
  font-size: 0.92rem;
}

.bank {
  margin-top: 10px;
  border-top: 2.5px dashed var(--blue);
  padding-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bank__tier {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bank__label {
  margin: 0;
  font-family: 'Fredoka', sans-serif;
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.bank__label--mach { color: #b44dff; }
.bank__label--burner { color: #d63a10; }
.bank__label--cruise { color: #1f9a4a; }
.bank__label--climb { color: #2a8fc4; }
.bank__label--float { color: #c4a000; }

.bank ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bank li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: 'Fredoka', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
}

.bank__meta {
  color: #666;
  font-weight: 500;
  white-space: nowrap;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 2px solid rgba(31, 31, 140, 0.16);
  font-family: 'Fredoka', sans-serif;
}

a {
  color: var(--red);
  font-weight: 800;
}

.back {
  display: inline-block;
  margin-bottom: 14px;
  font-family: 'Fredoka', sans-serif;
  font-weight: 700;
  color: var(--ink);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.45);
}