/* ============================================
   TIMBOT — sections.css
   index.php 전용 섹션 스타일
   ============================================ */

/* ── HERO HEADER — 텍스트 영역 ─────────────── */
.hero-header {
  position: relative;
  width: 100%;
  background: var(--color-black);
  padding: calc(var(--nav-h) + 72px) 24px 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

.hero-header__content {
  position: relative;
  z-index: 2;
}

.hero-header__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 900;
  letter-spacing: 0.2em;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 1rem;
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) 0.2s forwards;
}

.hero-header__sub {
  font-family: var(--font-sans);
  font-size: clamp(1.3rem, 2vw, 1.82rem);
  font-weight: 300;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.55);
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) 0.5s forwards;
}

/* ── HERO VIDEO — 영상 영역 ─────────────────── */
.hero-video {
  position: relative;
  width: 100%;
  background: var(--color-black);
  overflow: hidden;
}

/* [이전 버전] 풀스크린 커버형 (헤더 겹침, height 100vh, object-fit: cover) */
.hero-video.hero-video--full {
  height: 100vh;
  margin-top: 0;
}
.hero-video.hero-video--full .hero__video {
  object-fit: cover;
}

/* [현재 버전] 16:9 비율 고정형 (헤더 오프셋, aspect-ratio 16/9, object-fit: contain) */
.hero-video.hero-video--fit {
  aspect-ratio: 16 / 9;
  max-height: 100vh;
  margin-top: var(--nav-h);
}
.hero-video.hero-video--fit .hero__video {
  object-fit: contain;
}

.hero-video .hero__video-wrap {
  position: absolute;
  inset: 0;
}

.hero-video .hero__video-thumb {
  position: absolute;
  inset: 0;
  background: var(--color-black);
  transition: opacity 0.8s ease;
  z-index: 2;
}

.hero-video .hero__video-thumb.hidden {
  opacity: 0;
  pointer-events: none;
}

.hero-video .hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
  z-index: 1;
}

.hero-video .hero__video.ready {
  opacity: 1;
}

.hero-video .hero__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(0, 0, 0, 0.2) 0%,
      rgba(0, 0, 0, 0.1) 50%,
      rgba(0, 0, 0, 0.45) 100%);
  z-index: 3;
}

/* ── HERO (기존 full-screen hero - 다른 페이지 호환) ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-black);
  padding-top: var(--nav-h);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.4;
  animation: orbFloat 9s ease-in-out infinite;
}

.hero__orb--1 {
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, var(--color-cyan) 0%, transparent 70%);
  top: -200px;
  left: -100px;
  animation-delay: 0s;
}

.hero__orb--2 {
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, var(--color-gray-600) 0%, transparent 70%);
  bottom: -140px;
  right: -100px;
  animation-delay: -4s;
  opacity: 0.2;
}

.hero__orb--3 {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, var(--color-cyan-dark) 0%, transparent 70%);
  top: 55%;
  left: 55%;
  transform: translate(-50%, -50%);
  animation-delay: -7s;
  opacity: 0.18;
}

@keyframes orbFloat {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(28px, -18px) scale(1.04);
  }

  66% {
    transform: translate(-18px, 14px) scale(0.97);
  }
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 820px;
}

.hero__eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) 0.2s forwards;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8.5vw, 6.5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--color-white);
  margin-bottom: 1.5rem;
}

.hero__title-line {
  display: block;
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) forwards;
}

.hero__title-line:nth-child(1) {
  animation-delay: 0.35s;
}

.hero__title-line:nth-child(2) {
  animation-delay: 0.5s;
}

.hero__title-line--accent {
  color: var(--color-cyan);
}

.hero__sub {
  font-size: clamp(0.95rem, 2.2vw, 1.15rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 2.5rem;
  line-height: 1.75;
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) 0.65s forwards;
}

.hero__actions {
  display: flex;
  gap: 0.85rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) 0.8s forwards;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.18);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0;
  animation: heroFadeUp 0.9s var(--ease) 1.1s forwards;
}

.hero__scroll-line {
  width: 1px;
  height: 38px;
  background: linear-gradient(to bottom, var(--color-cyan), transparent);
  animation: scrollPulse 2.2s ease infinite;
}

@keyframes scrollPulse {

  0%,
  100% {
    opacity: 0.2;
    transform: scaleY(1);
  }

  50% {
    opacity: 0.9;
    transform: scaleY(1.18);
  }
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}























/* ── PRODUCT SHOWCASE (이미지 스타일 수평 레이아웃) ── */
.product-showcase {
  /* height: calc(100vh - var(--nav-h)); */
  height: 100vh;
  display: flex;
  align-items: stretch;
  min-height: 100vh;
  background: var(--color-white);
  overflow: hidden;
  position: relative;
}

/* 텍스트 영역 */
.product-showcase__text {
  flex: 0 0 44%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(60px, 8vh, 100px) clamp(40px, 5vw, 80px) clamp(60px, 8vh, 100px) clamp(40px, 6vw, 100px);
}

/* "PRODUCT" 상단 레이블 */
.product-showcase__label {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-blue);
  margin-bottom: 1rem;
}

/* 큰 제목 "TIMBOT - S" */
.product-showcase__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-gray-900);
  line-height: 1.1;
  margin-bottom: clamp(1.5rem, 4vh, 3rem);
}

/* 설명 텍스트 */
.product-showcase__desc {
  font-size: clamp(1.2rem, 1.2vw, 1.5rem);
  line-height: 1.4;
  color: var(--color-black-600);
  margin-top: clamp(1.8rem, 4vh, 3rem);
  margin-bottom: clamp(1.8rem, 4vh, 3rem);
  word-break: keep-all;
}

.product-showcase__desc strong {
  font-weight: 700;
  color: var(--color-gray-900);
}

/* "View more →" 버튼 */
.product-showcase__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.6rem;
  border: 1.5px solid var(--color-blue);
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-blue);
  text-decoration: none;
  width: fit-content;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
  letter-spacing: 0.02em;
  margin-top: clamp(1.8rem, 4vh, 3rem);
}

.product-showcase__btn:hover {
  background: var(--color-blue);
  color: var(--color-white);
}

/* 이미지 영역 */
.product-showcase__visual {
  flex: 1;
  position: relative;
  display: flex;
  padding: 0;
  background: var(--color-white);
  overflow: hidden;
}

.product-showcase__img {
  width: 80%;
  max-width: 840px;
  height: auto;
  object-fit: contain;
  display: block;
  margin-bottom: -2%;
  transition: transform 0.7s var(--ease);
}

.product-showcase:hover .product-showcase__img {
  transform: translateY(-8px) scale(1.02);
}

/* 반응형 */
@media (max-width: 900px) {
  .product-showcase {
    flex-direction: column;
  }

  .product-showcase__text {
    flex: none;
    padding: 60px 32px 32px;
  }

  .product-showcase__visual {
    min-height: 380px;
    align-items: center;
  }

  .product-showcase__img {
    width: 80%;
    margin-bottom: 0;
  }
}






/* ── PRODUCT SHOWCASE - FULL BACKGROUND (텍스트 위에 이미지 꽉 채우는 full-width 레이아웃) ── */
.product-showcase-bgfull {
  width: 100%;
  min-height: 100vh;
  display: flex;  
  position: relative;
  overflow: hidden;
}

.product-showcase-bgfull__visual {
  position: absolute;
  inset: 0;
  height: 100%;
  width: 100%;
}

.product-showcase-bgfull__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.product-showcase-bgfull__text {
  position: relative;
  z-index: 2;
  padding: clamp(60px, 8vh, 100px) clamp(40px, 6vw, 100px);  
  color: var(--color-black);
  display: flex;
  flex-direction: column;  
  justify-content: center;
  align-items: flex-start;  
  min-height: 100%;
  

  
}

.product-showcase-bgfull__title {
  font-family: var(--font-display); 
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;  
  line-height: 1.1;
  margin-bottom: clamp(1.5rem, 4vh, 3rem);
}

.product-showcase-bgfull__desc {
  font-size: clamp(1.2rem, 1.2vw, 1.5rem);
  line-height: 1.4;  
  margin-bottom: clamp(1.8rem, 4vh, 3rem);
}

.product-showcase-bgfull__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  border: 2px solid var(--color-black);
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-black);
  text-decoration: none;  
  letter-spacing: 0.05em;
  
  transition: background 0.3s, border-color 0.3s;
}

.product-showcase-bgfull__btn:hover {
  background: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-gray-900);
}
.product-showcase-bgfull__actions {
  display: flex; 
  gap: 1.5rem;
  margin-top: clamp(1.8rem, 4vh, 3rem);
}

















/* ── PRODUCTS INTRO ────────────────────────── */
.products-intro {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: clamp(60px, 6vh, 100px) 0;
  background: var(--color-gray-50);
}

.products-intro .container {
  width: 100%;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: clamp(2.5rem, 5vh, 4rem);
}

.product-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  transition: all 0.4s var(--ease);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 42px 72px rgba(0, 0, 0, 0.07);
  border-color: var(--color-cyan-light);
}

/* Horizontal Card Structure */
.product-card--horizontal {
  flex-direction: row;
  align-items: stretch;
  text-align: left;
}

@media (max-width: 991px) {
  .product-card--horizontal {
    flex-direction: column;
  }
}

.product-card__badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 5;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 980px;
}

.product-card__badge--new {
  background: var(--color-cyan-vibrant);
  color: var(--color-black);
}

.product-card__badge--pro {
  background: var(--color-gray-900);
  color: var(--white);
}

.product-card__visual {
  width: 100%;
  height: 380px;
  background: linear-gradient(135deg, #f8f9fa 0%, #eceef1 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem;
  overflow: hidden;
}

.product-card--horizontal .product-card__visual {
  flex: 0 0 42%;
  height: auto;
  min-height: 440px;
}

.product-card__img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.6s var(--ease);
}

.product-card:hover .product-card__img {
  transform: scale(1.08) translateY(-4px);
}

.product-card__content {
  padding: 2.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  text-align: left;
  justify-content: center;
}

.product-card--horizontal .product-card__content {
  padding: 3.5rem;
}

.product-card h3 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.product-card__desc {
  font-size: 0.94rem;
  line-height: 1.68;
  color: var(--color-gray-600);
  margin-bottom: 2rem;
  word-break: keep-all;
  flex: none;
}

.product-card__link {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--color-cyan-vibrant);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.3s var(--ease);
}

.product-card:hover .product-card__link {
  gap: 0.7rem;
}

/* Card Grid Versions */
.products-grid--v1 {
  /* 1 row, 2 columns */
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.products-grid--v2 {
  /* 2 rows, 1 column */
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 4rem;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 1200px) {
  .products-grid--v1 {
    grid-template-columns: 1fr;
  }

  .product-card--horizontal .product-card__visual {
    flex: 0 0 35%;
  }
}

@media (max-width: 768px) {

  /* 카드 사이의 간격 줄이기 */
  .products-grid--v2 {
    gap: 1.5rem;
    margin-top: 2rem;
  }

  /* 이미지 영역 높이 축소 */
  .product-card__visual {
    height: 200px;
    /* 기존 380px에서 대폭 축소 */
    padding: 1.5rem;
  }

  .product-card--horizontal .product-card__visual {
    min-height: auto;
    /* PC용 min-height 해제 */
    flex: none;
  }

  /* 텍스트 영역 패딩 축소 */
  .product-card__content {
    padding: 1.5rem;
  }

  .product-card--horizontal .product-card__content {
    padding: 1.5rem;
  }

  .product-card h3 {
    font-size: 1.4rem;
    /* 제목 크기 축소 */
    margin-bottom: 0.5rem;
  }

  .product-card__desc {
    font-size: 0.85rem;
    /* 설명 크기 축소 */
    margin-bottom: 1.2rem;
    line-height: 1.5;
  }
}








/* ── SPEC COMPARE ──────────────────────────── */
.spec-compare {
  height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-white);
  text-align: center;
}

.spec-compare .container {
  width: 100%;
}

.spec-table-wrap {
  overflow-x: auto;
  margin-top: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 28px rgba(0, 0, 0, 0.06);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.spec-table th,
.spec-table td {
  padding: 0.5rem 1.0rem;
  text-align: center;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--color-border);
}

.spec-table th {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: 1.2rem 1.5rem;
}

.spec-table th:first-child,
.spec-table td:first-child {
  text-align: left;
}

.spec-table td:first-child {
  color: var(--color-gray-500);
  font-weight: 500;
}

.spec-table__highlight {
  color: var(--color-cyan-dark);
  font-weight: 700;
}

.spec-table th.spec-table__highlight {
  background: var(--color-cyan-dark);
  color: var(--color-black);
}

.spec-table tr:last-child td {
  border-bottom: none;
}

.spec-table tr:hover td {
  background: var(--color-gray-50);
}

.spec-table tr:hover td.spec-table__highlight {
  background: var(--color-cyan-soft);
}

/* ── HISTORY ────────────────────────────────── */
.history {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 80px 0;
  background: var(--color-gray-900);
}

.history .container {
  width: 100%;
}

.history .section-label {
  color: var(--color-cyan);
}

.history .section-title {
  color: var(--color-white);
  margin-bottom: 4rem;
}

.history__timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}

.history__item {
  display: grid;
  grid-template-columns: 72px 28px 1fr;
  gap: 0 1.5rem;
  align-items: stretch;
}

.history__year {
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.18);
  padding-top: 3px;
  text-align: right;
  letter-spacing: -0.02em;
  line-height: 1;
  transition: color 0.4s var(--ease);
}

.history__year small {
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.1);
}

.history__item.visible .history__year {
  color: rgba(255, 255, 255, 0.55);
}

.history__item--now.visible .history__year {
  color: var(--color-cyan);
}

.history__connector {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.history__dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
  margin-top: 3px;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.history__item.visible .history__dot {
  background: var(--color-cyan);
  border-color: var(--color-cyan);
  box-shadow: 0 0 12px var(--color-cyan-glow);
}

.history__dot--now {
  width: 13px;
  height: 13px;
}

.history__item--now.visible .history__dot {
  animation: dotPulse 2s ease infinite;
}

@keyframes dotPulse {

  0%,
  100% {
    box-shadow: 0 0 0 0 var(--color-cyan-glow);
  }

  50% {
    box-shadow: 0 0 0 7px rgba(31, 227, 255, 0);
  }
}

.history__line {
  width: 1px;
  flex: 1;
  background: rgba(255, 255, 255, 0.07);
  margin: 7px 0;
  min-height: 36px;
}

.history__content {
  padding-bottom: 2.75rem;
}

.history__item:last-child .history__content {
  padding-bottom: 0;
}

.history__content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.45rem;
  letter-spacing: -0.01em;
}

.history__content p {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 0.7rem;
}

.history__tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 980px;
}

.history__tag--default {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.28);
}

.history__tag--launch {
  background: var(--color-cyan-soft);
  color: var(--color-cyan-light);
}

.history__tag--now {
  background: rgba(31, 227, 255, 0.16);
  color: var(--color-cyan);
}

/* ── 반응형 ─────────────────────────────────── */
@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: 1fr;
  }

  .spec-table th,
  .spec-table td {
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
  }

  .history__item {
    grid-template-columns: 56px 24px 1fr;
    gap: 0 1rem;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .hero__actions .btn {
    width: 100%;
    max-width: 280px;
  }
}

/* ============================================
   HERO — 배경 영상
   ============================================ */
.hero__video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero__video-thumb {
  position: absolute;
  inset: 0;
  background: var(--color-black);
  transition: opacity 0.8s ease;
  z-index: 2;
}

.hero__video-thumb.hidden {
  opacity: 0;
  pointer-events: none;
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease;
  z-index: 1;
}

.hero__video.ready {
  opacity: 1;
}

.hero__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(0, 0, 0, 0.55) 0%,
      rgba(0, 0, 0, 0.28) 50%,
      rgba(0, 0, 0, 0.65) 100%);
  z-index: 3;
}

/* ── HERO CAPTION (영상 위 고정 텍스트) ─────── */
.hero__caption {
  position: absolute;
  bottom: 14%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  animation: heroFadeUp 1s var(--ease) 0.4s forwards;
}

.hero__caption-title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 9vw, 7rem);
  font-weight: 900;
  letter-spacing: 0.18em;
  color: var(--color-white);
  line-height: 1;
  text-shadow: 0 2px 32px rgba(0, 0, 0, 0.55);
  margin-bottom: 0.45rem;
}

.hero__caption-sub {
  font-family: var(--font-sans);
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.72);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.5);
}







































/* ── BUSINESS INTRO ─────────────────────────── */
.business-intro {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  overflow: hidden;
  background-color: var(--color-black);
}

/* 패널 영역 */
.business-intro__panels {
  flex: 1;
  display: flex;
}

.business-intro__panel {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
  background-image: var(--business-bg);
  background-color: var(--color-black);
  background-size: cover;
  background-position: center;
  overflow: hidden;
  cursor: pointer;
  transition: flex 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.business-intro__panel:nth-child(1) {
  background-position: 15% center;
}

.business-intro__panel:nth-child(2) {
  background-position: center;
}

.business-intro__panel:nth-child(3) {
  background-position: 40% center;
}

/* 오버레이 */
.business-intro__panel-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  transition: background 0.6s ease;
  z-index: 1;
}

/* 내부 레이아웃 */
.business-intro__panel-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  padding: 4rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

/* 번호 + 제목 묶음 — 상단 */
.business-intro__panel-mid {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  align-items: flex-start;
  transform: translateY(3px);
  will-change: transform;
  transition: transform 1.1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 01 / - 번호 박스 */
.business-intro__panel-num {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  font-family: 'Pretendard Variable', 'Pretendard', var(--font-sans);
  font-size: clamp(22px, 2.2vw, 40px);
  font-weight: 700;
  color: #1fceff;
  line-height: 1;
  margin-bottom: 1rem;
}

/* 제목 */
.business-intro__panel-title {
  font-family: 'Pretendard Variable', 'Pretendard', var(--font-display);
  font-size: clamp(22px, 2.2vw, 40px);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.15;
  letter-spacing: 0;
}

/* 본문 — 하단 고정 */
.business-intro__panel-detail {
  margin: auto;
  text-align: left;
  opacity: 1;
  transform: translateY(0);
  will-change: transform, opacity;
  transition: transform 1.1s cubic-bezier(0.4, 0, 0.2, 1), opacity 1.1s cubic-bezier(0.4, 0, 0.2, 1);
}

.business-intro__panel-detail p {
  width: 80%;
  font-family: 'Pretendard Variable', 'Pretendard', var(--font-sans);
  font-size: clamp(17px, 1.95vw, 20px);
  font-weight: 500;
  color: #ffffff;
  line-height: 1.75;
  letter-spacing: 0;
}

/* 2패널 — 밝은 배경용 텍스트 검정 */
.business-intro__panel--light .business-intro__panel-title {
  color: #000000;
}

.business-intro__panel--light .business-intro__panel-detail p {
  color: #000000;
}

/* Hover 및 Interaction */
.business-intro__panel:hover {
  flex: 1.5;
}

.business-intro__panel:hover .business-intro__panel-overlay {
  background: rgba(0, 0, 0, 0.3);
}

.business-intro__panel:hover .business-intro__panel-mid {
  transform: translateY(0);
  transition: transform 1.1s cubic-bezier(0.4, 0, 0.2, 1);
}


/* ── [PC] HOVER ANIMATION (1025px ~) ──────────────────── */
@media (min-width: 1025px) {

  /* 호버 시 다른 패널들은 축소 */
  .business-intro__panels:hover .business-intro__panel {
    flex: 0.8;
  }

  /* 호버한 특정 패널만 확장 */
  .business-intro__panels .business-intro__panel:hover {
    flex: 1.4;
    z-index: 10;
  }

  /* 오버레이 어둡게 처리 */
  .business-intro__panel:hover .business-intro__panel-overlay {
    background: rgba(0, 0, 0, 0.75);
  }

  /* 텍스트 및 상세 내용 애니메이션 */
  .business-intro__panel:hover .business-intro__panel-mid {
    transform: translateY(0);
    transition: transform 1.1s cubic-bezier(0.4, 0, 0.2, 1);
  }
}

/* ── MOBILE (1024px 이하) ──────────────────── */
@media (max-width: 1024px) {
  .business-intro {
    flex-direction: column;
    height: 100vh;
    min-height: 640px;
    overflow: hidden;
  }

  .business-intro__panels {
    flex-direction: column;
    width: 100%;
    height: 100%;
  }

  .business-intro__panel {
    flex: 1;
    width: 100%;
    height: 33.333%;
    min-height: 200px;
    scroll-snap-align: none;
    transition: none;
  }

  .business-intro__panel-overlay {
    background: rgba(0, 0, 0, 0.55);
  }

  .business-intro__panel-inner {
    padding: 2rem 2.2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }

  .business-intro__panel-mid {
    transform: translateY(0) !important;
    margin-bottom: 0.4rem;
  }

  .business-intro__panel-num {
    font-size: 1rem;
    margin-bottom: 0.2rem;
  }

  .business-intro__panel-title {
    font-size: 1.35rem;
    line-height: 1.25;
  }

  .business-intro__panel-detail p {
    width: 100%;
    font-size: 0.92rem;
    line-height: 1.6;
    word-break: keep-all;
    color: rgba(255, 255, 255, 0.8);
  }

  /* 밝은 배경 패널(--light) 모바일 가독성 대응 */
  .business-intro__panel--light .business-intro__panel-num {
    color: #008bb4;
  }

  .business-intro__panel--light .business-intro__panel-title {
    color: #111111;
  }

  .business-intro__panel--light .business-intro__panel-detail p {
    color: #333333;
  }
}



















/* ── PR Section Base ── */
.prs-section {
  background: var(--color-gray-50);
  padding: 100px 0 0;
  overflow: hidden;
}

/* ── Intro Hero ── */
.prs-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 0 0 80px;
}

.prs-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .6rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 1.25rem;
}

.prs-hero__eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-cyan);
}

.prs-hero__title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-style: italic;
  line-height: 1.15;
  color: var(--color-gray-800);
  margin-bottom: 1.25rem;
}

.prs-hero__title em {
  color: var(--color-cyan);
  font-style: normal;
}

.prs-hero__desc {
  font-size: .88rem;
  color: var(--color-text-muted);
  line-height: 1.85;
  max-width: 480px;
}

.prs-hero__right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}

.prs-robot-vis {
  position: relative;
  width: 220px;
  height: 220px;
}

.prs-robot-vis__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--color-cyan-ring);
  animation: prsPulse 3s ease-in-out infinite;
}

.prs-robot-vis__ring:nth-child(2) {
  inset: -20px;
  animation-delay: .4s;
  border-color: rgba(31, 227, 255, .08);
}

.prs-robot-vis__ring:nth-child(3) {
  inset: -42px;
  animation-delay: .8s;
  border-color: rgba(31, 227, 255, .04);
}

.prs-robot-vis__core {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, rgba(31, 227, 255, .12) 0%, transparent 70%);
  border-radius: 50%;
}

.prs-robot-vis__label {
  font-size: .52rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.prs-robot-vis__name {
  font-size: 2.4rem;
  font-style: italic;
  color: var(--color-gray-800);
  line-height: 1;
}

.prs-stat-row {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.prs-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.prs-stat__v {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-cyan);
  letter-spacing: -.02em;
}

.prs-stat__l {
  font-size: .65rem;
  color: var(--color-gray-400);
}

@keyframes prsPulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.04);
    opacity: .6;
  }
}

/* ── Section Divider ── */
.prs-divider {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.prs-divider__line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.prs-divider__label {
  font-size: .56rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--color-cyan);
  white-space: nowrap;
}

/* ── Core Tech — Train Cards (4열) ── */
.prs-train-wrap {
  background: var(--color-white);
  padding: 72px 0;
}

.prs-train {
  display: flex;
  gap: 1rem;
  overflow: visible;
}

.prs-tcard {
  flex: 1;
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 3rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .85rem;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  opacity: 0;
  transform: translateX(-180px) skewX(-6deg) scale(.92);
  filter: blur(4px);
  transition:
    opacity .8s cubic-bezier(.22, 1, .36, 1),
    transform .8s cubic-bezier(.22, 1, .36, 1),
    filter .8s ease,
    background .3s,
    border-color .3s,
    box-shadow .3s;
}

.prs-tcard.prs-landed {
  opacity: 1;
  transform: translateX(0) skewX(0) scale(1);
  filter: blur(0);
}

.prs-tcard.prs-landed:hover {
  background: var(--color-white);
  border-color: var(--color-cyan-dark);
  box-shadow: 0 20px 40px rgba(0, 0, 0, .08);
  transform: translateY(-5px) !important;
}

.prs-tcard:nth-child(1) {
  transition-delay: .0s;
}

.prs-tcard:nth-child(2) {
  transition-delay: .1s;
}

.prs-tcard:nth-child(3) {
  transition-delay: .2s;
}

.prs-tcard:nth-child(4) {
  transition-delay: .3s;
}

.prs-tc-num {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-size: 3rem;
  color: rgba(0, 0, 0, .05);
  line-height: 1;
  transition: color .3s;
}

.prs-tcard:hover .prs-tc-num {
  color: rgba(31, 227, 255, .18);
}

.prs-tc-icon {
  width: 100px;
}

.prs-tc-title {
  padding-top: 10px;
  font-size: 1.5rem;
  color: var(--color-gray-800);
  line-height: 1.25;
}

.prs-tc-desc {
  font-size: .76rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  flex: 1;
}

.prs-tc-tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .56rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.prs-tc-tag::before {
  content: '';
  width: 14px;
  height: 1px;
  background: currentColor;
}

/* ── Safety & Control — 2×2 Grid ── */
.prs-grid-wrap {
  background: #080c10;
  padding: 72px 0;
}

.prs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.prs-gcard {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2.25rem 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  opacity: 0;
  transform: translateY(40px) scale(.96);
  filter: blur(6px);
  transition:
    opacity .75s cubic-bezier(.22, 1, .36, 1),
    transform .75s cubic-bezier(.22, 1, .36, 1),
    filter .75s ease,
    border-color .35s,
    box-shadow .35s,
    background .3s;
}

.prs-gcard.prs-landed {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.prs-gcard.prs-landed:hover {
  border-color: var(--color-cyan-dark);
  box-shadow: 0 20px 48px rgba(0, 0, 0, .08), 0 0 32px rgba(31, 227, 255, .06);
  background: linear-gradient(145deg, rgba(31, 227, 255, .04), var(--color-white));
}

.prs-gcard:nth-child(1) {
  transition-delay: .05s;
}

.prs-gcard:nth-child(2) {
  transition-delay: .15s;
}

.prs-gcard:nth-child(3) {
  transition-delay: .1s;
}

.prs-gcard:nth-child(4) {
  transition-delay: .2s;
}

.prs-gc-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  background: var(--color-cyan-soft);
  border: 1px solid rgba(31, 227, 255, .15);
  transition: background .3s, border-color .3s;
}

.prs-gcard:hover .prs-gc-icon-wrap {
  background: rgba(31, 227, 255, .16);
  border-color: rgba(31, 227, 255, .3);
}

.prs-gc-body {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.prs-gc-title {
  font-size: 1rem;
  font-style: italic;
  color: var(--color-gray-800);
  line-height: 1.2;
}

.prs-gc-desc {
  font-size: .77rem;
  color: var(--color-text-muted);
  line-height: 1.72;
}

.prs-gc-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity .4s;
  background: radial-gradient(ellipse 60% 50% at 20% 50%, rgba(31, 227, 255, .08), transparent 65%);
}

.prs-gcard:hover .prs-gc-glow {
  opacity: 1;
}





































/* =============================
   제품 섹션 2 & 3 공통
   ============================= */
.product-section-2,
.product-section-3 {
  background: var(--color-gray);
  width: 100%;
}

.product-section-2__inner,
.product-section-3__inner {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.product-section-2__image img,
.product-section-3__image img {
  width: 100%;
  height: 100vh;
  object-fit: cover;
}

.product-section-2__content,
.product-section-3__content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.content__item {
  color: var(--color-black);
}

.content__title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
}

.content__title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--product-s-primary);
  border-radius: 50%;
}

.content__description {
  font-size: 1.2rem;
  color: var(--color-black);
  line-height: 1.5;
}

@media (max-width: 768px) {
  .product-section-2__inner,
  .product-section-3__inner {
    grid-template-columns: 1fr;
  }

  .product-section-2__image img,
  .product-section-3__image img {
    height: 50vh;
  }
}


/* =============================
   제품 섹션 2 고유
   ============================= */

/* =============================
   제품 섹션 3 고유
   ============================= */

.product-section-3__image {
  grid-column: 2; 
  grid-row: 1;
}

.product-section-3__content {
  grid-column: 1;  
  margin-left: auto;
  grid-row: 1;
}