/* ============================================================
   class-detail.css — 클래스 상세 페이지
   ============================================================ */

.detail-main { padding-top: 0; }

/* ---- 히어로 (이미지 full-bleed) ---- */
.detail-hero {
  position: relative;
  height: 55vh;
  min-height: 400px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.detail-hero__img-wrap {
  position: absolute;
  inset: 0;
}
.detail-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.detail-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.72) 0%, rgba(0,0,0,0.2) 60%, transparent 100%);
}

.detail-hero__content {
  position: relative;
  z-index: 2;
  padding-bottom: 3rem;
  color: #fff;
}

.detail-back {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  margin-bottom: 1.2rem;
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
.detail-back:hover { color: #fff; }

.detail-hero__label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}
.detail-hero__title {
  font-family: 'ClimateCrisisKR', 'Black Han Sans', sans-serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: normal;
  line-height: 1.2;
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
}
.detail-hero__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  font-weight: 400;
}

/* ---- 정보 칩 ---- */
.detail-info { padding: 2rem 0 0; }
.detail-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.detail-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: 100px;
  padding: 0.55rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-dark);
}
.detail-chip__icon { font-size: 1rem; }

/* ---- 본문 ---- */
.detail-body { padding-top: 2.5rem; }
.detail-body__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 300px;
  gap: 3rem 2.5rem;
  align-items: start;
}

/* 좌측 이미지 */
.detail-body__img {
  position: sticky;
  top: 90px;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: #1a1a1a;
}
.detail-body__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}


.detail-body__heading {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}
.detail-body__desc {
  font-size: 1rem;
  line-height: 1.85;
  color: #444;
  margin-bottom: 2.5rem;
}

.detail-includes__title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 1rem;
}
.detail-includes__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.detail-includes__list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: #333;
}
.detail-includes__list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* ---- 사이드 CTA 박스 ---- */
.detail-cta-box {
  background: var(--color-dark);
  color: #fff;
  border-radius: 16px;
  padding: 2rem;
  position: sticky;
  top: 90px;
}
.detail-price {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 1.2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.detail-price__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
}
.detail-price__value {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-accent);
}

.detail-cta-box__note {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 1.25rem;
}
.detail-cta-box__btn {
  display: block;
  text-align: center;
  width: 100%;
  padding: 0.9rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 10px;
  margin-bottom: 1rem;
}
.detail-cta-box__sub-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 1rem;
}

/* 단체 문의 팝업 */
.detail-contact-wrap {
  position: relative;
  display: flex;
}
.detail-contact-wrap .detail-cta-box__sub-btn {
  flex: 1;
  width: 100%;
  background: none;
  font-family: inherit;
  cursor: pointer;
}

.detail-contact-popup {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  width: 220px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.22);
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 10;
}
.detail-contact-popup.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.detail-cta-box__sub-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0.7rem 0.5rem;
  border-radius: 10px;
  border: 1.5px solid rgba(255,255,255,0.15);
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  text-align: center;
}
.detail-cta-box__sub-btn:hover {
  border-color: rgba(255,255,255,0.45);
  color: #fff;
  background: rgba(255,255,255,0.06);
}

.detail-cta-box__back-link {
  display: block;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color 0.2s;
}
.detail-cta-box__back-link:hover { color: rgba(255,255,255,0.8); }

/* ---- 클래스 카드 링크 처리 (메인 페이지) ---- */
a.class-card {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
a.class-card:hover .class-card__img img {
  transform: scale(1.04);
}

/* ---- 반응형 ---- */
@media (max-width: 1024px) {
  .detail-body__grid {
    grid-template-columns: 1fr 280px;
  }
  .detail-body__img {
    grid-column: 1 / -1;
    position: static;
    aspect-ratio: 16/9;
  }
}
@media (max-width: 768px) {
  .detail-body__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .detail-body__img {
    grid-column: auto;
    aspect-ratio: 4/3;
  }
  .detail-cta-box { position: static; }
  .detail-hero { height: 45vh; }
}

/* ---- 규격 선택 ---- */
.variant-selector {
  margin: 1.5rem 0;
}
.variant-selector__label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #aaa;
  margin-bottom: 0.65rem;
}
.variant-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.variant-btn {
  padding: 0.45rem 0.9rem;
  border: 1.5px solid #e0e0e0;
  border-radius: 8px;
  background: #fff;
  font-size: 0.83rem;
  font-weight: 600;
  color: #555;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
  font-family: inherit;
  line-height: 1.4;
  text-align: left;
}
.variant-btn:hover { border-color: #aaa; color: #111; }
.variant-btn.is-selected {
  border-color: #0f0f0f;
  background: #0f0f0f;
  color: #FDD000;
}