:root {
  --color-purple-100: hsl(275, 100%, 97%);
  --color-purple-600: hsl(292, 16%, 49%);
  --color-purple-300: #9f34e2;
  --color-purple-950: hsl(292, 42%, 14%);

  --font: 400 1rem "Work Sans", sans-serif;
}

html {
  font: var(--font);
  font-size: 16px; /* 1rem */
}

body {
  background-color: var(--color-purple-100);
  display: flex;
  flex-direction: column;
  align-items: center;
}

main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  width: 100%;
  position: relative;
}

#background-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  object-fit: cover;
  z-index: -1;
}

section {
  margin: 0 1.3rem;
  background-color: white;
  border-radius: 0.7rem;
  box-shadow: 0 0.625rem 1.25rem hsl(292, 42%, 14%, 0.2);
  padding: 1.5rem;
  display: flex;
  max-width: 500px;
  flex-direction: column;
  transition: transform 0.3s ease;
}

#star {
  width: 1.8rem;
}

article {
  display: flex;
  flex-direction: column;
  padding: 1rem 0;
}

article:not(:last-child) {
  border-bottom: 1px solid hsl(292, 42%, 14%, 0.1);
}

section h2 {
  font-weight: 700;
  font-size: 2rem;
  line-height: 1.75rem;
  padding-left: 1rem;
  color: var(--color-purple-950);
}

section h3 {
  font-weight: 700;
  font-size: 1rem;
  flex: 1;
  line-height: 1.4rem;
  color: var(--color-purple-950);
  margin-top: 0.5rem;
}

article:has(> p.hidden) h3:hover {
  color: var(--color-purple-300);
  cursor: pointer;
}

section button {
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}

section p {
  font-size: 0.875rem;
  line-height: 1.4rem;
  color: var(--color-purple-600);
  margin-top: 0.5rem;
  max-height: 1000px;
  opacity: 1;
  transition:
    max-height 0.2s ease,
    opacity 0.1s ease;
  overflow: hidden;
}

.justify-between {
  justify-content: space-between;
  gap: 1rem;
}

.debug {
  border: 1px solid red;
}

.hidden {
  max-height: 0;
  opacity: 0;
}

.container {
  display: flex;
  align-items: center;
}

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

footer {
  position: absolute;
  bottom: calc(80vh / 100vh * 20px);
  padding: 0px 1.8rem;
  font-size: 11px;
  text-align: center;
}

footer a {
  font-weight: 600;
  color: var(--color-purple-950);
}

.attribution {
  font-size: 0.6875rem;
  text-align: center;
}
.attribution a {
  color: hsl(228, 45%, 44%);
}