@font-face {
  font-family: 'GmarketSansBold';
  src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2001@1.1/GmarketSansBold.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}


/* ========== Section 1: Hero Banner ========== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  background: url('../img/section1/이미지요소/bg1.png') center / cover no-repeat;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* 좌측 어두운 그라디언트 오버레이 */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.45) 0%, rgba(0, 0, 0, 0.3) 50%, transparent 100%);
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
}

/* 틸 액센트 라인 */
.accent-line {
  display: block;
  width: 40px;
  height: 3px;
  background-color: #00c8aa;
  margin-bottom: 12px;
}

/* 1번 텍스트: 대한민국 명장과 함께하는 워터프라임 */
.hero-line1 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.hero-line1 img {
  width: 45px;
  height: auto;
}

.hero-line1 span {
  font-family: 'Noto Serif KR', serif;
  font-weight: 700;
  font-size: 28px;
  color: #ffffff;
  letter-spacing: -0.02em;
}

/* 2번 텍스트: 전기차 화재 진압 소화기 */
.hero-line2 {
  font-family: 'GmarketSansBold', sans-serif;
  font-size: 60px;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 15px;
}

/* 3번 텍스트: 파스칼 (주인공) */
.hero-line3 {
  font-family: 'GmarketSansBold', sans-serif;
  font-size: 200px;
  color: #ffffff;
  letter-spacing: -0.03em;
  line-height: 1;
  text-shadow: 0 0 40px rgba(255, 180, 50, 0.15);
}

/* 특허출원 배지 - 우하단 */
.hero-badge {
  position: absolute;
  bottom: 12%;
  right: 8%;
  width: 130px;
  height: auto;
  z-index: 2;
}

/* ========== Section 2: 전기차 화재진압의 어려움 ========== */
.section2 {
  position: relative;
  width: 100%;
  height: 100vh;
  background: url('../img/section2/이미지요소/bg2.png') center / cover no-repeat;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* 어두운 오버레이 */
.section2::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 55%, rgba(0, 0, 0, 0.15) 100%);
  z-index: 1;
}

.section2-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

/* 텍스트 그룹 - 좌측 정렬 */
.section2-text-group {
  text-align: left;
  margin-bottom: 50px;
}

/* 빨간 서브타이틀 */
.section2-subtitle {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 32px;
  color: #ff0040;
  margin-bottom: 14px;
}

/* 메인 타이틀 */
.section2-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 64px;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 24px;
}

.section2-highlight {
  color: #ffaa0b;
}

/* 구분선 - 좌측 정렬 */
.section2-divider {
  width: 680px;
  max-width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.3);
  margin-bottom: 24px;
}

/* 설명 텍스트 */
.section2-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 24px;
  color: #ffffff;
  line-height: 1.7;
}

/* 카드 영역 - 좌측 정렬 */
.section2-cards {
  display: flex;
  align-items: stretch;
  gap: 20px;
}

.section2-card {
  background: #ffffff;
  border-radius: 10px;
  overflow: hidden;
  width: 250px;
  display: flex;
  flex-direction: column;
}

.section2-card-img {
  width: 100%;
}

.section2-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.section2-card-text {
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: #525252;
  line-height: 1.6;
  padding: 16px 18px;
  text-align: left;
  display: flex;
  align-items: center;
}

/* ========== Section 3: 효율적인 파스칼 ========== */
.section3 {
  position: relative;
  width: 100%;
  background: #f4f4f4;
  padding: 100px 0;
  overflow: hidden;
}

.section3-inner {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
  display: flex;
  gap: 80px;
  align-items: flex-start;
}

/* 좌측 컬럼 */
.section3-left {
  flex: 1;
  min-width: 0;
}

.section3-subtitle {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 32px;
  color: #2b2b2b;
  margin-bottom: 14px;
}

.section3-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 58px;
  color: #000000;
  line-height: 1.2;
  margin-bottom: 24px;
}

.section3-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 24px;
  color: #000000;
  line-height: 1.7;
  margin-bottom: 40px;
}

/* 비디오 영역 */
.section3-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #d0d0d0;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 40px;
}

.section3-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 특허 출원 */
.section3-patent {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.section3-patent img {
  width: 132px;
  height: auto;
}

.section3-patent-text {
  display: flex;
  flex-direction: column;
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #000000;
  line-height: 1.5;
}

.section3-patent-text strong {
  font-weight: 700;
}

.section3-patent-text span {
  font-size: 18px;
  font-weight: 500;
  color: #333333;
}

/* 우측 컬럼 */
.section3-right {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 50px;
}

/* Point 카드 */
.section3-point {
  display: flex;
  flex-direction: column;
}

.section3-point-badge {
  display: inline-block;
  width: fit-content;
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #1C2965;
  background: #fff;
  border-radius: 6px;
  padding: 4px 14px;
  margin-bottom: 12px;
}

.section3-point-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 700;
  font-size: 36px;
  color: #425087;
  margin-bottom: 16px;
}

.section3-point-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: #38437D;
  line-height: 1.7;
  margin-bottom: 24px;
}

.section3-point-img {
  width: 100%;
  margin-bottom: 10px;
}

.section3-point-img img {
  max-width: 100%;
  height: auto;
  display: block;
}

.section3-point-caption {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 14px;
  color: #666666;
  text-align: left;
}

/* ========== Section 4: 파스칼 화재 진압 원리 ========== */
.section4 {
  position: relative;
  width: 100%;
  height: 100vh;
  background: url('../img/section4/이미지요소/bg4.png') center / cover no-repeat;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.section4::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.35) 55%, rgba(0, 0, 0, 0.1) 100%);
  z-index: 1;
}

.section4-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

/* 텍스트 그룹 */
.section4-text-group {
  text-align: left;
  margin-bottom: 50px;
}

.section4-subtitle {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 32px;
  color: #ffffff;
  margin-bottom: 14px;
}

.section4-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 64px;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 24px;
}

.section4-highlight {
  color: #59f4ff;
}

.section4-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 24px;
  color: #ffffff;
  line-height: 1.7;
}

/* Phase 카드 영역 */
.section4-phases {
  display: flex;
  gap: 20px;
  max-width: 981px;
}

.section4-phase {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  padding: 28px 24px;
  flex: 1;
}

.section4-phase-badge {
  display: inline-block;
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #1C2965;
  background: #fff;
  border-radius: 6px;
  padding: 4px 14px;
  margin-bottom: 14px;
}

.section4-phase-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: #123283;
  margin-bottom: 14px;
}

.section4-phase-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: #465B9E;
  line-height: 1.7;
}

/* ========== Section 5: 전기차 화재의 특징 ========== */
.section5 {
  position: relative;
  width: 100%;
  height: 100vh;
  background: url('../img/section5/이미지요소/bg5.png') center / cover no-repeat;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.section5::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.15) 100%);
  z-index: 1;
}

.section5-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
  display: flex;
  align-items: center;
  gap: 60px;
  height: 100%;
}

/* 좌측 텍스트 */
.section5-left {
  flex: 1;
  min-width: 0;
}

.section5-subtitle {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 32px;
  color: #ffffff;
  margin-bottom: 14px;
}

.section5-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 64px;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 24px;
}

.section5-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 24px;
  color: #ffffff;
  line-height: 1.7;
}

/* 우측 카드 */
.section5-right {
  flex-shrink: 0;
  width: 520px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.section5-card {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 10px;
  padding: 20px 28px;
}

.section5-card-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 700;
  font-size: 30px;
  color: #ffffff;
  margin-bottom: 8px;
}

.section5-card-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 18px;
  color: #ffffff;
  line-height: 1.6;
}

/* ========== Section 6: 워터프라임케어 서비스 ========== */
.section6 {
  width: 100%;
  background: #ffffff;
  padding: 100px 0;
}

.section6-inner {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
}

/* 헤더 */
.section6-header {
  text-align: center;
  margin-bottom: 50px;
}

.section6-subtitle {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 32px;
  color: #000000;
  margin-bottom: 10px;
}

.section6-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 64px;
  color: #2840B7;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section6-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 24px;
  color: #555555;
  line-height: 1.6;
}

/* 서비스 아이콘 카드 */
.section6-services {
  display: flex;
  gap: 24px;
  margin-bottom: 60px;
}

.section6-service {
  flex: 1;
  text-align: center;
}

.section6-service-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 16px;
}

.section6-service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.section6-service-title {
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 24px;
  color: #000000;
  margin-bottom: 8px;
}

.section6-service-desc {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #808689;
  line-height: 1.6;
}

/* 가격 카드 영역 */
.section6-pricing {
  display: flex;
  gap: 24px;
  align-items: stretch;
}

.section6-price-card {
  flex: 1;
  background: #f5f6f8;
  border-radius: 16px;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
}

.section6-price-card--featured {
  background: #ffffff;
  border: 3px solid #2840B7;
  align-items: center;
  text-align: center;
}

.section6-price-label {
  font-family: 'Pretendard', sans-serif;
  font-weight: 500;
  font-size: 20px;
  color: #000000;
  margin-bottom: 6px;
}

.section6-price-name {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 40px;
  color: #2840B7;
  margin-bottom: 12px;
}

.section6-price-info {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #555555;
  line-height: 1.6;
  margin-bottom: 28px;
}

/* 가격 하단 (카드1, 카드2) */
.section6-price-bottom {
  margin-top: auto;
  display: flex;
  flex-direction: column;
}

.section6-price-sub {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #737373;
  margin-bottom: 4px;
}

.section6-price-amount {
  font-family: 'Pretendard', sans-serif;
  font-weight: 800;
  font-size: 60px;
  color: #002873;
  line-height: 1.2;
}

.section6-price-note {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #737373;
  margin-top: 4px;
}

/* PASCAL 배지 */
.section6-badge {
  width: 120px;
  height: auto;
  margin-top: 24px;
}

/* 가격 리스트 (카드3) */
.section6-price-list {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.section6-price-row {
  display: flex;
      align-items: center;
  gap: 12px;
}

.section6-row-name {
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 28px;
  color: #000000;
  flex-shrink: 0;
}

.section6-row-unit {
  font-family: 'Pretendard', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #737373;
  flex-shrink: 0;
  max-width: 108px;
}

.section6-row-price {
  font-family: 'Pretendard', sans-serif;
  font-weight: 600;
  font-size: 34px;
  color: #002873;
  margin-left: auto;
}

/* ============================================================
   반응형 - 1280px 이하 (소형 데스크탑 / 대형 태블릿)
   ============================================================ */
@media (max-width: 1280px) {
  /* Section 1 */
  .hero-line1 span { font-size: 24px; }
  .hero-line2 { font-size: 48px; }
  .hero-line3 { font-size: 150px; }
  .hero-badge { width: 110px; }

  /* Section 2 */
  .section2-subtitle { font-size: 28px; }
  .section2-title { font-size: 52px; }
  .section2-desc { font-size: 20px; }

  /* Section 3 */
  .section3-inner { gap: 50px; }
  .section3-title { font-size: 48px; }
  .section3-desc { font-size: 20px; }
  .section3-point-title { font-size: 30px; }

  /* Section 4 */
  .section4-title { font-size: 52px; }
  .section4-desc { font-size: 20px; }
  .section4-phases { max-width: 100%; }

  /* Section 5 */
  .section5-title { font-size: 52px; }
  .section5-desc { font-size: 20px; }
  .section5-right { width: 440px; }
  .section5-card-title { font-size: 26px; }
  .section5-card-desc { font-size: 16px; }

  /* Section 6 */
  .section6-title { font-size: 52px; }
  .section6-service-title { font-size: 20px; }
  .section6-service-desc { font-size: 14px; }
  .section6-price-name { font-size: 34px; }
  .section6-price-amount { font-size: 48px; }
  .section6-row-name { font-size: 24px; }
  .section6-row-price { font-size: 28px; }
}

/* ============================================================
   반응형 - 1024px 이하 (태블릿)
   ============================================================ */
@media (max-width: 1024px) {
  /* 공통 inner 패딩 축소 */
  .hero-inner,
  .section2-inner,
  .section3-inner,
  .section4-inner,
  .section5-inner,
  .section6-inner { padding: 0 30px; }

  /* Section 1 */
  .hero-line1 span { font-size: 20px; }
  .hero-line1 img { width: 36px; }
  .hero-line2 { font-size: 40px; }
  .hero-line3 { font-size: 110px; }
  .hero-badge { width: 90px; bottom: 8%; right: 5%; }

  /* Section 2 */
  .section2 { height: auto; min-height: 100vh; padding: 80px 0; }
  .section2-inner { height: auto; }
  .section2-subtitle { font-size: 24px; }
  .section2-title { font-size: 42px; }
  .section2-desc { font-size: 18px; }
  .section2-divider { width: 100%; }

  /* Section 3 - 1컬럼 전환 */
  .section3 { padding: 70px 0; }
  .section3-inner { flex-direction: column; gap: 50px; }
  .section3-title { font-size: 42px; }
  .section3-desc { font-size: 18px; }
  .section3-patent img { width: 100px; }
  .section3-point-title { font-size: 28px; }
  .section3-point-desc { font-size: 15px; }

  /* Section 4 */
  .section4 { height: auto; min-height: 100vh; padding: 80px 0; }
  .section4-inner { height: auto; }
  .section4-subtitle { font-size: 28px; }
  .section4-title { font-size: 42px; }
  .section4-desc { font-size: 18px; }
  .section4-phases { flex-direction: column; max-width: 600px; }

  /* Section 5 - 1컬럼 전환 */
  .section5 { height: auto; min-height: 100vh; padding: 80px 0; }
  .section5-inner { flex-direction: column; height: auto; gap: 40px; align-items: flex-start; }
  .section5-title { font-size: 42px; }
  .section5-desc { font-size: 18px; }
  .section5-right { width: 100%; }

  /* Section 6 */
  .section6 { padding: 70px 0; }
  .section6-subtitle { font-size: 28px; }
  .section6-title { font-size: 42px; }
  .section6-desc { font-size: 20px; }
  .section6-services { flex-wrap: wrap; }
  .section6-service { flex: 1 1 calc(33.333% - 16px); min-width: 180px; }
  .section6-pricing { flex-direction: column; max-width: 600px; }
  .section6-price-amount { font-size: 44px; }
  .section6-row-name { font-size: 22px; }
  .section6-row-price { font-size: 26px; }
}

/* ============================================================
   반응형 - 768px 이하 (태블릿 세로 / 대형 모바일)
   ============================================================ */
@media (max-width: 768px) {
  /* Section 1 */
  .hero { height: auto; min-height: auto; padding: 120px 0 60px; }
  .hero::before { width: 100%; }
  .hero-line1 span { font-size: 16px; }
  .hero-line1 img { width: 30px; }
  .hero-line2 { font-size: 30px; }
  .hero-line3 { font-size: 80px; }
  .hero-badge { width: 70px; bottom: 6%; right: 4%; }
  .accent-line { width: 30px; margin-bottom: 8px; }

  /* Section 2 */
  .section2 { min-height: auto; padding: 60px 0; }
  .section2-text-group { margin-bottom: 30px; }
  .section2-subtitle { font-size: 20px; }
  .section2-title { font-size: 32px; }
  .section2-desc { font-size: 16px; }
  .section2-cards { flex-direction: column; }
  .section2-card { width: 100%; max-width: 300px; }

  /* Section 3 */
  .section3 { padding: 50px 0; }
  .section3-subtitle { font-size: 24px; }
  .section3-title { font-size: 32px; }
  .section3-desc { font-size: 16px; }
  .section3-patent { flex-direction: column; align-items: center; text-align: center; }
  .section3-patent img { width: 80px; }
  .section3-patent-text { align-items: center; font-size: 18px; }
  .section3-point-badge { font-size: 16px; padding: 3px 10px; }
  .section3-point-title { font-size: 24px; }
  .section3-point-desc { font-size: 14px; }

  /* Section 4 */
  .section4 { min-height: auto; padding: 60px 0; }
  .section4-text-group { margin-bottom: 30px; }
  .section4-subtitle { font-size: 22px; }
  .section4-title { font-size: 32px; }
  .section4-desc { font-size: 16px; }
  .section4-phase { padding: 20px 18px; }
  .section4-phase-badge { font-size: 16px; padding: 3px 10px; }
  .section4-phase-title { font-size: 20px; }
  .section4-phase-desc { font-size: 14px; }

  /* Section 5 */
  .section5 { min-height: auto; padding: 60px 0; }
  .section5-subtitle { font-size: 22px; }
  .section5-title { font-size: 32px; }
  .section5-desc { font-size: 16px; }
  .section5-card { padding: 16px 20px; }
  .section5-card-title { font-size: 22px; }
  .section5-card-desc { font-size: 15px; }

  /* Section 6 */
  .section6 { padding: 50px 0; }
  .section6-subtitle { font-size: 22px; }
  .section6-title { font-size: 32px; }
  .section6-desc { font-size: 18px; }
  .section6-services { gap: 16px; }
  .section6-service { flex: 1 1 calc(50% - 16px); }
  .section6-service-title { font-size: 18px; }
  .section6-price-card { padding: 28px 24px; }
  .section6-price-name { font-size: 28px; }
  .section6-price-amount { font-size: 38px; }
  .section6-row-name { font-size: 20px; }
  .section6-row-price { font-size: 22px; }
  .section6-row-unit { font-size: 14px; max-width: none; }
}

/* ============================================================
   반응형 - 480px 이하 (모바일)
   ============================================================ */
@media (max-width: 480px) {
  /* 공통 inner 패딩 */
  .hero-inner,
  .section2-inner,
  .section3-inner,
  .section4-inner,
  .section5-inner,
  .section6-inner { padding: 0 20px; }

  /* Section 1 */
  .hero { height: 600px; min-height: auto; padding: 100px 0 50px; }
  .hero-line1 span { font-size: 14px; }
  .hero-line1 img { width: 24px; }
  .hero-line2 { font-size: 22px; }
  .hero-line3 { font-size: 56px; }
  .hero-badge { width: 55px; }

  /* Section 2 */
  .section2 { padding: 50px 0; }
  .section2-subtitle { font-size: 17px; }
  .section2-title { font-size: 26px; }
  .section2-desc { font-size: 14px; }
  .section2-card { max-width: 100%; }
  .section2-card-text { font-size: 13px; padding: 12px 14px; }

  /* Section 3 */
  .section3 { padding: 40px 0; }
  .section3-inner { gap: 30px; }
  .section3-subtitle { font-size: 20px; }
  .section3-title { font-size: 26px; }
  .section3-desc { font-size: 15px; }
  .section3-patent-text { font-size: 16px; }
  .section3-patent-text span { font-size: 15px; }
  .section3-point-title { font-size: 22px; }
  .section3-point-desc { font-size: 13px; }

  /* Section 4 */
  .section4 { padding: 50px 0; }
  .section4-subtitle { font-size: 18px; }
  .section4-title { font-size: 26px; }
  .section4-desc { font-size: 14px; }
  .section4-phase-title { font-size: 18px; }
  .section4-phase-desc { font-size: 13px; }

  /* Section 5 */
  .section5 { padding: 50px 0; }
  .section5-subtitle { font-size: 18px; }
  .section5-title { font-size: 26px; }
  .section5-desc { font-size: 14px; }
  .section5-card-title { font-size: 20px; }
  .section5-card-desc { font-size: 13px; }

  /* Section 6 */
  .section6 { padding: 40px 0; }
  .section6-header { margin-bottom: 30px; }
  .section6-subtitle { font-size: 18px; }
  .section6-title { font-size: 26px; }
  .section6-desc { font-size: 15px; }
  .section6-services { flex-direction: column; gap: 20px; margin-bottom: 40px; }
  .section6-service { flex: none; width: 100%; display: flex; gap: 16px; text-align: left; align-items: center; }
  .section6-service-img { width: 100px; min-width: 100px; aspect-ratio: 1 / 1; margin-bottom: 0; }
  .section6-service-title { font-size: 18px; margin-bottom: 4px; }
  .section6-service-desc { font-size: 14px; }
  .section6-pricing { gap: 16px; }
  .section6-price-card { padding: 24px 20px; }
  .section6-price-name { font-size: 24px; }
  .section6-price-info { font-size: 14px; }
  .section6-price-amount { font-size: 34px; }
  .section6-badge { width: 90px; }
  .section6-row-name { font-size: 18px; }
  .section6-row-price { font-size: 20px; }
  .section6-row-unit { font-size: 13px; }
  .section6-price-row { gap: 8px; }
}

@media (max-width: 420px) {
.section6-price-row {
    flex-direction: column;
    align-items: flex-start
}
.section6-service {
        align-items: center;
        flex-direction: column;
}
.section6-service-img{width: auto;}


}

/* ========== Smooth Scroll ========== */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

/* ========== Header / GNB ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: background .3s, box-shadow .3s;
}

.header.scrolled {
  background: rgba(0, 0, 0, .85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, .3);
}

.header-inner {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 18px 50px;
  display: flex;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo {
  height: 48px;
}

.nav {
  margin-left: auto;
  margin-right: 40px;
  width: 100%;
  display: flex;
  justify-content: space-around;
}

.nav-list {
  display: flex;
  list-style: none;
  width: 100%;
  justify-content: space-evenly;
}

.nav-list li a {
  color: #fff;
  text-decoration: none;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.3px;
  transition: opacity 0.2s;
}

.nav-list li a:hover {
  opacity: 0.75;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 32px;
  background: #003f9f;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 22px;
  letter-spacing: -0.2px;
  transition: opacity 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-contact:hover {
background: #28b761;
}

/* Hamburger - PC에서 숨김 */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 5px;
  z-index: 20;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.9);
  z-index: 99;
  padding-top: 100px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav ul {
  list-style: none;
  text-align: center;
}

.mobile-nav ul li {
  margin-bottom: 28px;
}

.mobile-nav ul li a {
  color: #fff;
  text-decoration: none;
  font-size: 22px;
  font-weight: 500;
  transition: opacity 0.2s;
}

.mobile-nav ul li a:hover {
  opacity: 0.75;
}

.btn-contact-mobile {
  display: inline-block;
  padding: 12px 36px;
  background: linear-gradient(90deg, #1C2965, #2840B7);
  border-radius: 25px;
  font-weight: 600 !important;
  font-size: 18px !important;
  margin-top: 10px;
}

/* ========== Section Contact ========== */
.section-contact {
  width: 100%;
  background: url('../contactbg.png') center / cover no-repeat;
  
  padding: 120px 0;
}

.contact-inner {
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
  padding: 0 50px;
  display: flex;
  gap: 60px;
  align-items: flex-start;
}

.contact-left {
  flex: 0 0 40%;
  min-width: 0;
}

.contact-title {
  font-family: 'Pretendard', sans-serif;
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.contact-desc {
  font-family: 'Pretendard', sans-serif;
  font-size: 18px;
  font-weight: 400;
  color: #fff;
  line-height: 1.7;
}

.contact-right {
  flex: 1;
  min-width: 0;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.contact-field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-label {
  font-family: 'Pretendard', sans-serif;
  font-size: 18px;
  font-weight: 400;
  color: #fff;
}

.required {
  color: #ff2424;
}

.contact-input,
.contact-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: inherit;
  font-size: 16px;
  font-weight: 500;
  color: #222;
  background: #fff;
  outline: none;
  transition: border-color 0.2s;
}

.contact-input::placeholder,
.contact-textarea::placeholder {
  color: #8c8b8b;
  font-weight: 500;
}

.contact-input[type="date"] {
  position: relative;
  cursor: pointer;
}

.contact-input[type="date"]::-webkit-calendar-picker-indicator {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.contact-input:focus,
.contact-textarea:focus {
  border-color: #2840B7;
}

.contact-textarea {
  resize: vertical;
  min-height: 130px;
}

.contact-agree {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-family: 'Pretendard', sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: #fff;
}

.contact-agree input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: #2840B7;
  cursor: pointer;
}

.contact-agree-link {
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  text-decoration: underline;
  margin-left: 6px;
}

.contact-btn {
  width: 100%;
  padding: 18px 0;
  border: none;
  border-radius: 8px;
  background: linear-gradient(90deg, #425087, #2840B7);
  color: #fff;
  font-family: inherit;
  font-size: 22px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s;
}

.contact-btn:hover {
background: #28b761;
}

/* Privacy Modal */
.privacy-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.privacy-modal-overlay.open {
  display: flex;
}

.privacy-modal {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 640px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  animation: modalSlideUp 0.3s ease-out;
}

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.privacy-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px 18px;
  border-bottom: 1px solid #eee;
  flex-shrink: 0;
}

.privacy-modal-title {
  font-size: 22px;
  font-weight: 700;
  color: #111;
}

.privacy-modal-close {
  background: none;
  border: none;
  font-size: 28px;
  color: #999;
  cursor: pointer;
  line-height: 1;
  padding: 0 4px;
  transition: color 0.2s;
}

.privacy-modal-close:hover {
  color: #333;
}

.privacy-modal-body {
  padding: 24px 28px;
  overflow-y: auto;
  flex: 1;
  font-family: 'Pretendard', sans-serif;
  font-size: 15px;
  line-height: 1.8;
  color: #333;
}

.privacy-modal-body .privacy-intro {
  font-size: 15px;
  color: #444;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
}

.privacy-modal-body h4 {
  font-size: 16px;
  font-weight: 700;
  color: #2840B7;
  margin: 20px 0 8px;
}

.privacy-modal-body h4:first-of-type {
  margin-top: 0;
}

.privacy-modal-body ul {
  list-style: none;
  padding: 0;
  margin: 0 0 8px;
}

.privacy-modal-body ul li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 4px;
  font-size: 14px;
  color: #555;
}

.privacy-modal-body ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #2840B7;
}

.privacy-modal-body p {
  margin-bottom: 8px;
}

.privacy-modal-body .privacy-notice {
  margin-top: 20px;
  padding: 14px 16px;
  background: #f7f8fb;
  border-radius: 8px;
  font-size: 13px;
  color: #666;
  border-left: 3px solid #2840B7;
}

.privacy-modal-footer {
  padding: 16px 28px 20px;
  border-top: 1px solid #eee;
  display: flex;
  justify-content: center;
  flex-shrink: 0;
}

.privacy-modal-btn {
  padding: 12px 60px;
  border: none;
  border-radius: 8px;
  background: linear-gradient(90deg, #1C2965, #2840B7);
  color: #fff;
  font-family: inherit;
  font-size: 17px;
  font-weight: 400;
  cursor: pointer;
  transition: opacity 0.2s;
}

.privacy-modal-btn:hover {
  opacity: 0.9;
}

/* ========== Footer ========== */
.footer {
  background: #f5f5f5;
  padding: 36px 0;
}

.footer-inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 50px;
  font-family: 'Pretendard', sans-serif;
  font-size: 18px;
  font-weight: 400;
  color: #595959;
}

/* ========== Fade In Animation ========== */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up.d1 { transition-delay: 0.15s; }
.fade-up.d2 { transition-delay: 0.3s; }
.fade-up.d3 { transition-delay: 0.45s; }
.fade-up.d4 { transition-delay: 0.6s; }
.fade-up.d5 { transition-delay: 0.75s; }

/* ========== Header/Contact/Footer Responsive ========== */
@media (max-width: 1280px) {
  .header-inner { padding: 16px 30px; }
  .logo { height: 42px; }
  .nav { margin-right: 24px; }
  .nav-list li a { font-size: 16px; }
  .btn-contact { height: 40px; padding: 0 26px; font-size: 14px; }
  .contact-title { font-size: 34px; }
  .contact-desc { font-size: 16px; }
  .contact-label { font-size: 16px; }
  .contact-input, .contact-textarea { font-size: 15px; }
  .contact-btn { font-size: 20px; }
  .section-contact { padding: 80px 0; }
  .contact-inner { padding: 0 30px; gap: 40px; }
}

@media (max-width: 1024px) {
  .header-inner { padding: 14px 24px; }
  .logo { height: 38px; }
  .nav { margin-right: 20px; }
  .nav-list li a { font-size: 14px; }
  .btn-contact { height: 38px; padding: 0 22px; font-size: 13px; border-radius: 19px; }
  .section-contact { padding: 60px 0; }
  .contact-inner { padding: 0 24px; flex-direction: column; gap: 32px; }
  .contact-left { flex: none; width: 100%; }
  .contact-title { font-size: 30px; }
  .contact-desc { font-size: 15px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-btn { font-size: 20px; }
  .footer { padding: 16px 0; }
  .footer-inner { font-size: 14px; padding: 0 24px; }
}

@media (max-width: 767px) {
  html { scroll-padding-top: 64px; }
  .header-inner { padding: 14px 20px; }
  .logo { height: 34px; }
  .nav { display: none; }
  .btn-contact { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: block; }
  .section-contact { padding: 50px 0; }
  .contact-inner { padding: 0 20px; }
  .contact-title { font-size: 26px; }
  .footer-inner { padding: 0 20px; }
}