/* Formats lesson: Recipe E type, theme-aware tokens only. */

body.formats {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--f);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.formats a {
  color: var(--o);
  text-decoration: none;
}

.formats a:hover,
.formats a:focus-visible {
  color: var(--o-2);
}

.formats-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.formats-nav__brand {
  font-family: var(--d);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--fg);
  text-decoration: none;
  flex-shrink: 0;
}

.formats-nav__brand:hover,
.formats-nav__brand:focus-visible {
  color: var(--o);
}

.formats-nav__pills {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 1.25rem;
}

.formats-nav__pill {
  position: relative;
  appearance: none;
  background: none;
  border: none;
  padding: 0.35rem 0;
  margin: 0;
  font-family: var(--f);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mut);
  cursor: pointer;
  text-decoration: none;
}

.formats-nav__pill::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s cubic-bezier(0.19, 1, 0.22, 1);
}

.formats-nav__pill:hover,
.formats-nav__pill:focus-visible {
  color: var(--fg);
}

.formats-nav__pill:hover::after,
.formats-nav__pill:focus-visible::after {
  transform: scaleX(1);
}

.formats-nav__pill--cta {
  color: var(--o);
}

.formats-nav__pill--cta:hover,
.formats-nav__pill--cta:focus-visible {
  color: var(--o-2);
}

.formats-nav__pill--cta::after {
  background: var(--o);
}

.formats-page {
  width: min(68ch, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 3rem 0 4.5rem;
}

.formats-intro {
  margin: 0 0 3.25rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.formats-intro__title {
  margin: 0 0 0.75rem;
  font-family: var(--d);
  font-size: clamp(1.85rem, 4.2vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.028em;
  line-height: 1.1;
  color: var(--fg);
  text-wrap: balance;
}

.formats-intro__lede {
  margin: 0;
  max-width: 52ch;
  color: var(--mut);
  font-size: 1.05rem;
  line-height: 1.62;
  text-wrap: pretty;
}

.format {
  margin: 0 0 3.5rem;
  scroll-margin-top: 5.5rem;
}

.format:last-of-type {
  margin-bottom: 0;
}

.format__mark {
  display: block;
  margin: 0 0 0.85rem;
  font-family: var(--f);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--o);
}

.format h2 {
  margin: 0 0 0.65rem;
  font-family: var(--d);
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--fg);
}

.format p {
  margin: 0 0 0.85rem;
  color: var(--mut);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 54ch;
}

.format p:last-of-type {
  margin-bottom: 0;
}

.format p strong {
  color: var(--fg);
  font-weight: 600;
}

.format + .format {
  border-top: 1px solid var(--line);
  padding-top: 3.5rem;
}

.formats-compare {
  margin: 4rem 0 2.5rem;
  padding-top: 3rem;
  border-top: 1px solid var(--line);
  scroll-margin-top: 5.5rem;
}

.formats-compare h2 {
  margin: 0 0 0.65rem;
  font-family: var(--d);
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--fg);
}

.formats-compare > p {
  margin: 0 0 1.25rem;
  color: var(--mut);
  font-size: 1rem;
  line-height: 1.6;
}

.formats-cta {
  margin: 3rem 0 0;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.formats-cta__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-pill);
  padding: 0.95rem 1.5rem;
  font-family: var(--f);
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--o);
  color: var(--ink);
  text-decoration: none;
}

.formats-cta__link:hover,
.formats-cta__link:focus-visible {
  background: var(--o-2);
  color: var(--ink);
}

@media (max-width: 480px) {
  .formats-nav {
    padding: 0.85rem 1rem;
    gap: 0.75rem;
  }

  .formats-nav__pills {
    gap: 0.85rem;
  }

  .formats-page {
    width: min(68ch, calc(100% - 2rem));
    padding: 2.25rem 0 3.5rem;
  }

  .format {
    margin-bottom: 2.75rem;
    scroll-margin-top: 5rem;
  }

  .format + .format {
    padding-top: 2.75rem;
  }
}