:root {
  --bg: #ffffff;
  --ink: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --surface: #ffffff;
  --primary: #2f80d1;
  --primary-hover: #0e2e4c;
  --link: #1e5aa6;
  --chip-bg: #f3f4f6;
}

/* Hero Section */
.hero {
  height: 100vh;
  padding: 40px 0;
  background: url(../img/main.jpg);
}

.hero .container {
  height: 100%;
  width: 100%;
}

.hero__inner {
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 32px;
}

.hero__content h1 {
  font-size: 33px;
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 36px;
}

.hero__content p {
  font-size: 23px;
  color: var(--muted);
  margin-bottom: 54px;
}

.hero__buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero__image {
  aspect-ratio: 16/9;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.hero__image:hover {
  transform: scale(1.02);
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Buttons */
.btn {
  height: 54px;
  padding: 0 25px;
  border-radius: 6px;
  font-size: 19px;
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid;
  transition: all 0.2s;
  cursor: pointer;
  box-shadow: none;
  text-shadow: none;
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn--primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn--outline:hover {
  background: #f3f4f6;
}

/* Trust Section */
.trust {
  padding: 40px 0;
  background: #f9fafb;
}

.trust__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.trust__item {
  text-align: center;
  padding: 20px;
  transition: transform 0.2s ease;
}

.trust__item:hover {
  transform: translateY(-4px);
}

.trust__icon {
  width: 28px;
  height: 28px;
  margin: 0 auto 12px;
  stroke: var(--primary);
  stroke-width: 1.5;
  fill: none;
}

.trust__title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 4px;
}

.trust__desc {
  font-size: 17px;
  color: var(--muted);
}

/* Services Section */
.services {
  padding: 40px 0;
  background: var(--bg);
}

.services__title {
  font-size: 25px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
}

.services__grid {
  display: grid;
  gap: 20px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 40px;
  box-shadow: none;
  transition: all 0.2s ease;
}

.service-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.service-card__icon {
  width: 32px;
  height: 32px;
  stroke: var(--primary);
  stroke-width: 1.5;
  fill: none;
  margin-bottom: 16px;
}

.service-card__title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
}

.service-card__desc {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.4;
}

/* Gallery Section */
.gallery {
  padding: 40px 0;
  background: #f9fafb;
}

.gallery__title {
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 24px;
}

.gallery__filters {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-chip {
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--chip-bg);
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: all 0.2s;
}

.filter-chip:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-chip--active {
  border-color: var(--primary);
  color: var(--primary);
  background: #eef2f7;
}

.gallery__grid {
  display: grid;
  gap: 20px;
}

.gallery-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.gallery-item:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.gallery-item__image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.gallery-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-item__content {
  padding: 16px;
}

.gallery-item__title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.gallery-item__spec {
  font-size: 14px;
  color: var(--muted);
}

/* Process Section */
.process {
  padding: 40px 0;
  background: var(--bg);
}

.process__title {
  font-size: 26px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
}

.process__steps {
  display: grid;
  gap: 24px;
  position: relative;
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step::after {
  content: "";
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-top: 8px solid var(--primary);
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: none;
}

.process-step:last-child::after {
  display: none;
}

.process-step__number {
  width: 32px;
  height: 32px;
  border: 1px solid var(--primary);
  border-radius: 50%;
  color: var(--primary);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  background: var(--bg);
  position: relative;
  z-index: 2;
}

.process-step__title {
  font-size: 21px;
  font-weight: 600;
  margin-bottom: 4px;
}

.process-step__desc {
  font-size: 16px;
  color: var(--muted);
}

/* about */
.about {
  background: url(../img/about_bg.jpg) center fixed;
  background-size: cover;
  padding: 90px 0;
  text-align: center;
}
/* Map Section */
.map-section {
  padding: 40px 0;
  background: var(--bg);
}

.map__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.map__embed {
  height: 280px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--chip-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}

.map__info {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  box-shadow: none;
}

.map__info h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 12px;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-icon {
  width: 16px;
  height: 16px;
  stroke: var(--primary);
  stroke-width: 1.5;
  fill: none;
  margin-top: 2px;
}

.info-text {
  font-size: 14px;
  color: var(--ink);
}

.cs {
  background: url(../img/cs_bg.jpg) center;
  background-size: cover;
  padding: 3rem;
}

.cs .box {
  background: #fff;
  padding: 2rem;
  margin: auto;
  max-width: 1000px;
  text-align: center;
}



/* 통합 미디어 쿼리 - 768px 이상 (태블릿/데스크톱) */
@media (min-width: 768px) {
  /* Header 변화 */
  .header__nav {
    display: block;
  }

  .header__mobile {
    display: none;
  }

  /* Hero 섹션 */
  .hero {
    padding: 64px 0;
  }

  .hero__content h1 {
    font-size: 30px;
  }

  .hero__buttons {
    flex-direction: row;
    gap: 16px;
  }

  /* Trust 섹션 */
  .trust {
    padding: 64px 0;
  }

  .trust__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Services 섹션 */
  .services {
    padding: 64px 0;
  }

  .services__title {
    font-size: 28px;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Gallery 섹션 */
  .gallery {
    padding: 64px 0;
  }

  .gallery__title {
    font-size: 28px;
  }

  .gallery__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Process 섹션 */
  .process {
    padding: 114px 0;
  }

  .process__title {
    font-size: 28px;
  }

  .process__steps {
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
  }

  .process-step::after {
    content: "→";
    position: absolute;
    top: 12px;
    left: calc(100% + 8px);
    color: var(--primary);
    font-size: 18px;
    font-weight: bold;
    z-index: 1;
    border: none;
    width: auto;
    height: auto;
    transform: none;
  }

  /* Contact 섹션 */
  .contact {
    padding: 64px 0;
  }

  .contact__title {
    font-size: 28px;
  }

  .form-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-group--full {
    grid-column: 1 / -1;
  }

  /* Map 섹션 */
  .map-section {
    padding: 64px 0;
  }

  .map__grid {
    grid-template-columns: 1fr 1fr;
  }

  .map__embed {
    height: 360px;
  }

  /* 모바일 바 숨김 */
  .mobile-bar {
    display: none;
  }
}

/* 1024px 이상 (데스크톱) 추가 레이아웃 */
@media (min-width: 1024px) {
  .hero__content h1 {
    font-size: 55px;
    line-height: 1.2;
  }

  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}


@media (max-width: 768px) {
  .hero {
    background: url(../img/main_m.jpg);
    background-size: cover;
    background-position: center top;
    padding-top: 300px;
    padding-bottom: 50px;
  }
  .hero__content p {
    font-size: 20px;
  }
.process__steps {
  grid-gap: 35px;
}

.cs {
  padding: 5rem 1rem;
}
}