/* ========================================
   제품 상세페이지 스타일
======================================== */

/* ── 상품 히어로 (텍스트 없는 풀 이미지) ── */
.pd-hero {
  margin-top: var(--header-height);
  height: 480px;
  overflow: hidden;
}

.pd-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  display: block;
}

/* ── 제품 인트로 (2컬럼: 텍스트 + 이미지) ── */
.pd-intro {
  padding: 80px 40px;
  background: var(--color-white);
}

.pd-intro-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 60px;
  align-items: center;
}

.pd-name {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.pd-tagline {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  letter-spacing: 0.3px;
}

.pd-plasma-list {
  margin-bottom: 40px;
}

.pd-plasma-list p {
  font-size: 14px;
  line-height: 2;
  color: var(--color-text-muted);
  word-break: keep-all;
}

.pd-plasma-list p .plasma-keyword {
  color: var(--color-accent);
  font-weight: 500;
}

.pd-plasma-list p.pd-plasma-dark {
  color: var(--color-primary);
}

/* DDS 섹션 */
.pd-dds {
  padding-top: 36px;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.pd-dds-title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.pd-dds-sub {
  font-size: 12px;
  color: var(--color-text-muted);
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.pd-dds-quotes {
  font-size: 14px;
  line-height: 2.2;
  color: var(--color-text-muted);
}

/* 제품 메인 이미지 */
.pd-main-image {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  display: block;
}

/* ── 피처 섹션 (pd-intro 동일 레이아웃) ── */
.pd-feature {
  padding: 80px 40px;
  background: var(--color-white);
}

.pd-feature:nth-of-type(even) {
  background: #f8f8f8;
}

.pd-feature-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

/* 이미지 영역 */
.pd-feature-image {
  overflow: hidden;
  border-radius: 4px;
}

.pd-feature-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* 텍스트 영역 */
.pd-feature-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pd-feature-title {
  font-size: 22px;
  font-weight: 400;
  color: var(--color-primary);
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.pd-feature-desc {
  font-size: 14px;
  line-height: 2;
  color: var(--color-text-muted);
  word-break: keep-all;
  margin-bottom: 44px;
}

.pd-feature-rule {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 0;
}

/* ── 반응형 ── */
@media (max-width: 768px) {
  .pd-hero {
    height: 280px;
  }

  .pd-intro {
    padding: 56px 20px;
  }

  .pd-intro-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .pd-main-image {
    max-height: 320px;
    order: -1;
  }

  .pd-feature {
    padding: 56px 20px;
  }

  .pd-feature-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  /* img-right: 모바일에서 이미지를 텍스트 위로 */
  .pd-feature--img-right .pd-feature-image {
    order: -1;
  }

  .pd-feature-desc {
    margin-bottom: 28px;
  }
}