:root {
  --clr-primary: teal;
  --clr-secondary: crimson;
  --bg-primary: #0d1a2d;
  --bg-secondary: #14273e;
  --text-primary: #fff;
  --text-secondary: #ccc;
  }
  *,
  *::before,
  *::after {
  box-sizing: border-box;
  }
  * {
  margin: 0;
  font: inherit;
  }

  html {
  color-scheme: dark;
  }
  body {
  font-family: system-ui, sans-serif;
  min-height: 100vh;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  }
  ul:where([role="list"]) {
  list-style: none;
  margin: 0;
  padding: 0;
  }
  section {
  padding-block: clamp(2rem, 5vw, 5rem);
  }
  a {
  color: cyan;
  text-decoration: none;
  }
  .container {
  width: min(100% - 2rem, 65rem);
  margin-inline: auto;
  }
  .grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 
    repeat(auto-fit, minmax(min(35ch, 100%), 1fr));
  }
  .section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  text-align: center;
  font-weight: bold;
  color: var(--text-primary);
  margin-bottom: 0.5em;
  }
  .flex-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  }
  .flow-content {
  display: grid;
  align-content: start;
  gap: 1rem;
  }
  [data-spacing="sm"] {
  gap: 0.25rem;
  }

  .mx-auto {
  width: fit-content;
  margin-inline: auto;
  }
  .card {
  width: min(100% - 2rem, 35ch);
  margin-inline: auto;
  background-color: var(--bg-secondary);
  text-align: center;
  border-radius: 0.5rem;
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 0.5rem;
  }

  .card__name {
  font-weight: 700;
  color: var(--text-primary);
  }

  .card__position {
  font-style: italic;
  }

  .card__img {
  width: 5rem;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid var(--text-secondary);
  }

  .card__front {
  padding: 2em 2em 2.5em 2em;
  transition: 
    opacity 250ms ease,
    transform 450ms ease;
  }

  .card[data-visible="false"] .card__front {
  opacity: 1;
  transform: translateY(0);
  }

  .card__footer {
  background-color: var(--bg-primary);
  height: 1.5rem;
  position: relative;
  z-index: 5;
  }

  .card__back {
  position: absolute;
  padding: 2em 2em 2.5em 2em;
  inset: 0;
  transition: 
    transform 450ms ease,
    opacity 150ms ease;
  z-index: 1;
  overflow: auto;
  }

  .card[data-visible="false"] .card__back {
  opacity: 0;
  transform: translateY(100%);
  overflow: hidden;
  }

  .card[data-visible="true"] .card__front {
  opacity: 0;
  transform: translateY(100%);
  transition: 
    opacity 150ms ease,
    transform 450ms ease 50ms;
    overflow: hidden;
  }

  .card[data-visible="true"] .card__back {
  opacity: 1;
  transform: translateY(0);
  transition: 
    transform 350ms ease,
    opacity 450ms ease 100ms;
    overflow: hidden;
  }

  .card__social {
  justify-content: center;
  margin-bottom: 2em;
  }

  .card__toggle {
  text-align: 1;
  border-radius: 50%;
  width: 3rem;
  aspect-ratio: 1 / 1;
  padding: 0.5em;
  border: 0;
  background-color: var(--clr-primary);
  color: var(--text-primary);
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  cursor: pointer;
  transition: background-color 250ms ease;
  }

  .card__toggle-icon {
  transition: rotate 250ms ease;
  }

  .card[data-visible="true"] .card__toggle {
  background-color: var(--clr-secondary);
  overflow: hidden;
  }

  .card[data-visible="true"] .card__toggle-icon {
  rotate: 315deg;
  }