/* Sunny 메인 — 섹션 스크롤 스택 (769px 이상, 메인 전용) */

@media (min-width: 769px) {
  .sunny-main-stack.is-active > section[data-stack-sticky="on"] {
    position: sticky !important;
    top: 0 !important;
    isolation: isolate;
  }

  /* sticky off: position은 섹션 CSS(relative) 유지, z-index로 sticky 섹션에 가려지지 않게 */
  .sunny-main-stack.is-active > section[data-stack-sticky="off"] {
    top: auto !important;
    z-index: 2 !important;
    box-shadow: none !important;
  }

  .sunny-main-stack.is-active
    > section[data-stack-sticky="on"]
    + section[data-stack-sticky="on"] {
    box-shadow: 0 -0.4rem 2rem rgba(0, 0, 0, 0.06);
  }
}

@media (max-width: 768px) {
  /* 모바일: sticky 해제, position:relative 유지 (absolute 자식·배경색 정상) */
  .sunny-main-stack > section {
  }
}