/* page-05.css — 무중단사무실공사: 좌측 sticky 목차 + 2단 본문 */
:root {
  --bg: #EEF0F3;
  --text: #171C24;
  --primary: #1E3A8A;
  --secondary: #949CAB;
  --font-display: "Song Myung", serif;
  --font-body: "Noto Sans KR", sans-serif;
}

.split2 { padding: 48px 20px 24px; }
.index-nav { display: none; }
.prose2 h2 {
  font-size: 1.25rem;
  color: var(--primary);
}
.prose2 section { margin-bottom: 36px; }

.fullbleed {
  width: 100vw;
  margin: 40px calc(50% - 50vw);
}
.fullbleed img { width: 100%; max-height: 460px; object-fit: cover; }

.shot-pair {
  margin: 40px auto 0;
  max-width: 720px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.shot-pair img { border-radius: 4px; aspect-ratio: 3 / 4; object-fit: cover; }
.shot-pair figcaption {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 0.82rem;
  color: var(--secondary);
}

@media (min-width: 1024px) {
  .split2 {
    max-width: 1120px;
    margin-inline: auto;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 48px;
    padding: 72px 20px 24px;
  }
  .index-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: sticky;
    top: 96px;
    align-self: start;
  }
  .index-nav a {
    text-decoration: none;
    color: var(--text);
    padding-left: 10px;
    border-left: 2px solid transparent;
    font-size: 0.92rem;
  }
  .index-nav a.is-active {
    color: var(--primary);
    font-weight: 600;
    border-left-color: var(--primary);
  }
  .prose2 { column-count: 2; column-gap: 40px; }
  .prose2 section { break-inside: avoid; }
  .prose2 .fullbleed, .prose2 .shot-pair { column-span: all; }
}