/* 바깥 카드 */
.lt-card {
  --lt-radius: 22px;
  --lt-shadow: 0 12px 30px var(--color-shadow-soft);
  --lt-border: var(--color-border-softer);
  --lt-gap: 14px;
  --lt-list-gap: 10px;
  --lt-list-ms: .32s;

  display: flex;
  flex-direction: column;
  height: 550px;
  min-height: 0;
  gap: 14px;
  backdrop-filter: blur(3px);
}

/* 내부 본문 */
.lt-card .ltc-body {
  display: flex;
  flex-direction: column;
  gap: var(--lt-gap);
  flex: 1 1 auto;
  min-height: 0;
  overflow: visible;
}

/* 공통 박스 */
.lt-card .ltc-head,
.lt-card .ltc-main,
.lt-card .ltc-list,
.lt-card .ltc-empty {
  border-radius: 18px;
  border: 1px solid var(--lt-border);
  box-shadow: 0 8px 20px var(--color-shadow-soft);
}

/* 헤더 */
.lt-card .ltc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 58px;
  padding: 14px 18px;
  background: linear-gradient(180deg, #fff 0%, var(--color-surface-soft) 100%);
  flex-shrink: 0;
}

.lt-card .ltc-head .lt_title a {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.03em;
}

.lt-card .ltc-more {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-soft);
  text-decoration: none;
}

.lt-card .ltc-more:hover {
  color: var(--color-main);
}

/* 빈 상태 */
.lt-card .ltc-empty {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 20px;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-surface-soft-2) 100%);
  text-align: center;
  font-size: 14px;
  color: var(--color-text-soft);
}

/* 대표글 영역 */
.lt-card .ltc-main {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 18px 16px;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-surface-soft-2) 100%);
  min-width: 0;
}

/* 썸네일 없는 경우 */
.lt-card.lt-card--noimg .ltc-main {
  flex: 0 0 210px;
}

.lt-card.lt-card--noimg .ltc-mainText {
  min-height: 108px;
}

/* 썸네일 있는 경우 */
.lt-card.lt-card--hasimg .ltc-main {
  min-height: 300px;
  flex: 1 0 300px;
}

.lt-card.lt-card--hasimg .ltc-mainText {
  min-height: 72px;
}

/* 제목 */
.lt-card .ltc-title {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  min-height: 1.5em;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  color: #222;
  text-decoration: none;
  word-break: normal;
  letter-spacing: -0.03em;
}

.lt-card .ltc-title:hover {
  text-decoration: underline;
}

/* 썸네일 */
.lt-card .ltc-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-surface-soft);
  display: block;
  border-radius: 16px;
  border: 1px solid var(--color-border-softer);
}

.lt-card .ltc-thumb .ltc-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  opacity: 0;
  transition: opacity .38s ease, transform .38s ease;
  transform: scale(1);
}

.lt-card .ltc-thumb .ltc-img.is-active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.lt-card .ltc-thumb .ltc-img.enter-up {
  transform: translateY(8px) scale(1.01);
  opacity: 0;
}

.lt-card .ltc-thumb .ltc-img.enter-down {
  transform: translateY(-8px) scale(1.01);
  opacity: 0;
}

.lt-card .ltc-thumb.is-empty {
  display: none;
}

/* 본문 */
.lt-card .ltc-excerpt {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-soft);
  word-break: keep-all;
}

.lt-card.lt-card--hasimg .ltc-excerpt {
  -webkit-line-clamp: 1;
  min-height: 1.6em;
}

.lt-card.lt-card--noimg .ltc-excerpt {
  -webkit-line-clamp: 4;
  min-height: calc(1.6em * 4);
}

/* 날짜 */
.lt-card .ltc-meta {
  display: flex;
  justify-content: flex-end;
  margin-top: auto;
}

.lt-card .ltc-date-main {
  font-size: 12px;
  color: rgba(23, 50, 72, .46);
}

/* 리스트 viewport */
.lt-card .ltc-list {
  position: relative;
  overflow: hidden;
  padding: 16px 18px;
  background: linear-gradient(180deg, #fff 0%, var(--color-surface-soft-2) 100%);
  flex: 1 1 auto;
  box-sizing: border-box;
}

/* 실제 track */
.lt-card .ltc-listTrack {
  display: flex;
  flex-direction: column;
  gap: var(--lt-list-gap);
  transform: translateY(0);
  will-change: transform;
  contain: layout paint;
}

/* 한 줄 */
.lt-card .ltc-item {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  opacity: 1;
  will-change: transform, opacity;
}

/* next */
.lt-card .ltc-listTrack.is-anim-next {
  transition: transform var(--lt-list-ms) ease;
  transform: translateY(calc(var(--lt-step, 0px) * -1));
}

.lt-card .ltc-listTrack.is-anim-next .ltc-item {
  transition: opacity var(--lt-list-ms) ease;
}

.lt-card .ltc-listTrack .ltc-item.is-first-out {
  opacity: 0;
}

.lt-card .ltc-listTrack .ltc-item.is-incoming-bottom {
  opacity: 0;
}

.lt-card .ltc-listTrack.is-anim-next .ltc-item.is-incoming-bottom {
  opacity: 1;
}

/* prev */
.lt-card .ltc-listTrack.is-anim-prev .ltc-item {
  transition: transform var(--lt-list-ms) ease, opacity var(--lt-list-ms) ease;
  transform: translateY(var(--lt-step, 0px));
}

.lt-card .ltc-listTrack.is-anim-prev .ltc-item.is-last-out {
  opacity: 0;
}

/* prev 들어오는 줄 */
.lt-card .ltc-overlay-item {
  position: absolute;
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  transform: translateY(calc(var(--lt-step, 0px) * -1));
  transition: transform var(--lt-list-ms) ease, opacity var(--lt-list-ms) ease;
}

.lt-card .ltc-overlay-item.is-animating {
  opacity: 1;
  transform: translateY(0);
}

/* 점 */
.lt-card .ltc-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--color-main);
  flex: none;
}

/* 링크 */
.lt-card .ltc-link {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lt-card .ltc-link:hover {
  text-decoration: underline;
}

/* 날짜 */
.lt-card .ltc-date {
  flex: none;
  font-size: 12px;
  color: rgba(23, 50, 72, .46);
  white-space: nowrap;
}

/* 이미지 유무 */
.lt-card.lt-card--hasimg .ltc-thumb {
  display: block;
}

.lt-card.lt-card--hasimg .ltc-list {
  display: none;
}

.lt-card.lt-card--noimg .ltc-thumb {
  display: none;
}

.lt-card.lt-card--noimg .ltc-list {
  display: block;
}

/* 네비 */
.lt-card .ltc-nav {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  align-self: flex-end;
  gap: 0;
  margin-top: auto;
  padding: 0;
  border: 1px solid var(--color-border-soft);
  background: rgba(255, 255, 255, .88);
  border-radius: 999px;
  box-shadow: 0 8px 20px var(--color-shadow-soft);
  overflow: hidden;
  flex-shrink: 0;
}

/* 버튼 */
.lt-card .ltc-btn {
  min-width: 44px;
  height: 36px;
  padding: 0 14px;
  border: 0;
  background: transparent;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-main);
  line-height: 1;
  transition: background .2s ease, color .2s ease, transform .18s ease;
  cursor: pointer;
}

.lt-card .ltc-btn + .ltc-btn {
  border-left: 1px solid var(--color-border-soft);
}

.lt-card .ltc-btn:hover {
  background: #fff;
  color: var(--color-main-hover);
}

.lt-card .ltc-btn:active {
  transform: scale(.97);
}

.lt-card .ltc-btn:disabled {
  opacity: .38;
  cursor: default;
  transform: none;
  pointer-events: none;
}

.lt-card .ltc-btn:disabled:hover {
  transform: none;
  border-color: var(--color-border-soft);
  background: rgba(255, 255, 255, .84);
}

/* main 텍스트 애니메이션 */
.lt-card .ltc-mainText {
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: opacity .24s ease, transform .24s ease;
  will-change: opacity, transform;
}

.lt-card .ltc-mainText.is-leave-next {
  opacity: 0;
  transform: translateY(-20px);
}

.lt-card .ltc-mainText.is-enter-next {
  opacity: 0;
  transform: translateY(20px);
}

.lt-card .ltc-mainText.is-leave-prev {
  opacity: 0;
  transform: translateY(20px);
}

.lt-card .ltc-mainText.is-enter-prev {
  opacity: 0;
  transform: translateY(-20px);
}

.lt-card .ltc-mainText.is-main-empty {
  opacity: 0;
}

/* 모바일 */
@media (max-width: 480px) {
  .lt-card .ltc-head,
  .lt-card .ltc-main,
  .lt-card .ltc-list,
  .lt-card .ltc-empty {
    border-radius: 16px;
  }

  .lt-card .ltc-title {
    font-size: 16px;
  }

  .lt-card .ltc-excerpt {
    font-size: 13px;
  }

  .lt-card .ltc-link {
    font-size: 13px;
  }

  .lt-card .ltc-nav {
    width: 100%;
    align-self: stretch;
    justify-content: stretch;
  }

  .lt-card .ltc-btn {
    flex: 1 1 50%;
    min-width: 0;
    height: 42px;
    border-radius: 0;
  }

  .lt-card .ltc-btn + .ltc-btn {
    border-left: 1px solid var(--color-border-soft);
  }
}

@media (max-width: 767px) {
  .lt-card {
    height: auto;
    min-height: 440px;
  }

  .lt-card .ltc-head,
  .lt-card .ltc-nav {
    flex-shrink: 0;
  }

  .lt-card .ltc-body {
    flex: 1 0 auto;
    min-height: 0;
  }

  .lt-card .ltc-list {
    flex: 1 1 auto;
    overflow: hidden;
  }

  .lt-card.lt-card--noimg .ltc-main {
    flex: 0 0 auto;
  }

  .lt-card.lt-card--noimg .ltc-mainText {
    min-height: 92px;
  }

  .lt-card.lt-card--hasimg .ltc-main {
    min-height: 220px;
    flex: 1 0 220px;
  }

  .lt-card.lt-card--hasimg .ltc-mainText {
    min-height: 64px;
  }

  .lt-card.lt-card--hasimg .ltc-excerpt {
    -webkit-line-clamp: 1;
    min-height: 1.6em;
  }

  .lt-card.lt-card--noimg .ltc-excerpt {
    -webkit-line-clamp: 3;
    min-height: calc(1.6em * 3);
  }
  
}