/* Reading layout and explanatory visuals for the Russian birds article. */
.birds-article { font-family: "Trebuchet MS", system-ui, sans-serif; font-size: 1.125rem; line-height: 1.75; }
.birds-article h1, .birds-article h2, .birds-article h3 { line-height: 1.3; }
.birds-article h1 { font-size: clamp(1.85rem, 5vw, 2.5rem); }
.birds-article .dp-lead { font-size: 1.2rem; }
.birds-article .dp-step { margin: 36px 0; }
.birds-article .dp-step h2 { font-size: 1.5rem; }
.birds-article .dp-step > p { max-width: 65ch; }
.bird-figure { margin: 24px 0; padding: 22px; border-radius: 20px; background: #f4f6fa; }
.bird-figure h3 { margin: 0 0 18px; font-size: 1.15rem; }
.bird-figure figcaption { margin-top: 16px; color: var(--c-text-soft); font-size: .925rem; line-height: 1.6; }
.bird-reference { display: block; margin-top: 6px; color: #85401f; font-size: .8rem; overflow-wrap: anywhere; }
.bird-family { background: transparent; padding: 0; }
.bird-family-frame { padding: 20px; border: 2px solid #ca7844; border-radius: 20px; background: #fff6e5; }
.bird-group-label { margin: 0 0 12px; font-weight: 700; font-size: 1.3rem; }
.bird-family-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: stretch; }
.bird-relatives, .bird-subgroup { min-width: 0; padding: 14px 8px; }
.bird-relatives > p, .bird-subgroup > p { margin: 0 0 8px; text-align: center; font-size: 1rem; font-weight: 700; }
.bird-subgroup { border: 2px solid #46816c; border-radius: 16px; background: #e9f5ec; }
.bird-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px; }
.bird-animal { display: block; min-width: 0; text-align: center; }
.bird-animal img { display: block; width: 100%; height: auto; max-width: 220px; margin: 0 auto; }
.bird-animal strong { display: block; font-size: .925rem; overflow-wrap: anywhere; }
.bird-anatomy-art { display: block; width: 100%; height: auto; }
.bird-clues { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; list-style: none; padding: 0; margin: 18px 0 0; counter-reset: clue; }
.bird-clues li { counter-increment: clue; font-size: 1rem; line-height: 1.55; }
.bird-clues li::before { content: counter(clue); display: flex; align-items: center; justify-content: center; width: 30px; height: 30px; margin-bottom: 8px; border-radius: 50%; background: #333c53; color: #fff; font-weight: 700; }
.bird-clues strong, .bird-clues span { display: block; }
.bird-clues span { margin-top: 6px; color: var(--c-text-soft); }
.bird-compare { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.bird-compare > div { padding: 12px; border-radius: 14px; background: white; text-align: center; }
.bird-compare p { margin: 10px 0 0; font-size: 1rem; }
.bird-compare p strong { display: inline-block; margin-top: 4px; color: #28604c; }
.bird-quiz { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; align-items: start; margin: 24px 0; }
.bird-quiz details { min-width: 0; border: 2px solid #ddd5c3; border-radius: 18px; background: #fffaf0; overflow: clip; }
.bird-quiz summary { padding: 12px; cursor: pointer; list-style: none; }
.bird-quiz summary::-webkit-details-marker { display: none; }
.bird-quiz summary:focus-visible { outline: 3px solid #85401f; outline-offset: -5px; border-radius: 16px; }
.bird-quiz summary:hover { background: #fff1cd; }
.bird-reveal { display: flex; justify-content: center; align-items: center; gap: 8px; min-height: 44px; margin-top: 10px; color: #85401f; font-size: .85rem; text-align: center; text-decoration: underline; text-underline-offset: 3px; }
.bird-reveal-icon { font-size: 1.4rem; text-decoration: none; }
.bird-reveal-close { display: none; }
.bird-quiz details[open] { border-color: #46816c; }
.bird-quiz details[open] .bird-reveal-icon { transform: rotate(45deg); }
.bird-quiz details[open] .bird-reveal-open { display: none; }
.bird-quiz details[open] .bird-reveal-close { display: inline; }
.bird-answer { padding: 14px; border-top: 1px solid #d2decd; background: #e9f5ec; font-size: .95rem; line-height: 1.6; }
.bird-answer > strong { color: #24533f; }
.bird-answer p { margin: 6px 0 0; }
.birds-article .dp-faq { font-size: 1rem; }
@media (max-width: 600px) {
  .birds-article { padding: 22px 18px; }
  .bird-family-groups { grid-template-columns: 1fr; gap: 10px; }
  .bird-family-frame { padding: 16px; }
  .bird-animal img { max-width: 170px; }
  .bird-clues { grid-template-columns: 1fr; gap: 16px; }
  .bird-clues li { position: relative; padding-inline-start: 42px; }
  .bird-clues li::before { position: absolute; inset-inline-start: 0; top: 0; }
  .bird-quiz { grid-template-columns: 1fr; }
  .bird-quiz .bird-animal img { max-width: 160px; }
  .bird-figure { padding: 16px; }
  .bird-family { padding: 0; }
  .bird-compare { gap: 10px; }
  .bird-compare > div { padding: 8px; }
  .bird-compare .bird-animal strong { font-size: .85rem; }
}
@media (max-width: 379px) {
  .bird-compare { grid-template-columns: 1fr; }
}