body {
  background: #f7f8fb;
}

.subpage-header {
  position: relative;
  background-image: url("assets/images/home/header-banner.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.subpage-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(8, 20, 35, 0.68);
}

.subpage-header-inner {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 28px;
  padding: 26px 0 22px;
}

.subpage-brand {
  text-decoration: none;
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
}

.subpage-brand-title {
  font-family: "Noto Serif SC", "Times New Roman", serif;
  color: #ffffff;
  font-size: clamp(28px, 2.8vw, 38px);
  line-height: 1.2;
  font-weight: 700;
}

.subpage-brand-tag {
  color: rgba(225, 233, 245, 0.9);
  font-size: clamp(14px, 1.3vw, 18px);
}

.subpage-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.subpage-language {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.subpage-language #languageSelect {
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.28);
  color: #ffffff;
  padding: 6px 10px;
  font: inherit;
}

.subpage-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.subpage-nav a {
  text-decoration: none;
  color: rgba(245, 248, 255, 0.95);
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: all 160ms ease;
}

.subpage-nav a:hover,
.subpage-nav a.active {
  border-color: rgba(255, 255, 255, 0.42);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.14);
}

.contact-main {
  background:
    radial-gradient(circle at 0% 0%, rgba(138, 75, 44, 0.08), rgba(138, 75, 44, 0) 35%),
    radial-gradient(circle at 100% 12%, rgba(31, 95, 155, 0.12), rgba(31, 95, 155, 0) 28%),
    #f7f8fb;
}

.contact-hero {
  padding: 48px 0 24px;
}

#contactHeroTitle {
  margin: 0;
  font-size: clamp(30px, 4vw, 50px);
  color: #1f2b3a;
}

#contactHeroDesc {
  margin: 14px 0 0;
  color: #5b6675;
  max-width: 70ch;
}

.info-section,
.map-section,
.gallery-section {
  padding-bottom: 22px;
}

.contact-card {
  border: 1px solid #dde3eb;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  box-shadow: 0 14px 34px rgba(26, 36, 54, 0.08);
  padding: 20px;
}

.map-card {
  padding-bottom: 18px;
}

.contact-card h2 {
  margin: 0 0 14px;
  color: #213549;
  font-size: clamp(24px, 2.8vw, 32px);
}

.contact-item + .contact-item {
  margin-top: 14px;
}

.contact-label {
  margin: 0;
  font-size: 14px;
  color: #6f7d8f;
  letter-spacing: 0.02em;
}

.contact-value {
  margin: 6px 0 0;
  font-size: 18px;
  line-height: 1.6;
  color: #22354a;
}

.map-tabs {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.map-tab {
  border: 1px solid #cfd7e2;
  background: #eef2f8;
  color: #2f4257;
  padding: 8px 12px;
  border-radius: 999px;
  font: inherit;
  cursor: pointer;
  transition: all 150ms ease;
}

.map-tab.active {
  background: linear-gradient(135deg, #1f5f9b, #2e7d8c);
  border-color: transparent;
  color: #ffffff;
}

.map-hint {
  margin: 0 0 10px;
  color: #617080;
  font-size: 14px;
}

.map-frame {
  width: 100%;
  height: 300px;
  border: 1px solid #d5dde8;
  border-radius: 12px;
  background: #f3f6fb;
}

.map-open-link {
  margin-top: 10px;
  display: inline-flex;
  color: #1f5f9b;
  text-decoration: none;
  font-weight: 600;
}

.map-open-link:hover {
  text-decoration: underline;
}

.gallery-section {
  padding: 8px 0 34px;
}

.section-head h2 {
  margin: 0 0 12px;
  color: #213549;
  font-size: clamp(24px, 2.8vw, 34px);
}

.carousel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: #1f5f9b;
  color: #ffffff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 8px 16px rgba(19, 38, 66, 0.24);
}

.carousel-btn:hover {
  background: #184c7b;
}

.carousel-viewport {
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid #d9e1ec;
  box-shadow: 0 12px 28px rgba(23, 35, 52, 0.1);
}

.carousel-track {
  display: flex;
  transition: transform 380ms ease;
}

.carousel-item {
  min-width: 100%;
  margin: 0;
}

.carousel-item img {
  display: block;
  width: 100%;
  height: clamp(200px, 42vw, 430px);
  object-fit: cover;
}

@media (max-width: 960px) {
  .subpage-header-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .subpage-right {
    align-items: flex-start;
  }

  .subpage-nav {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .contact-hero {
    padding: 32px 0 16px;
  }

  .contact-card {
    padding: 16px;
  }

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

  .carousel-btn {
    width: 100%;
    height: 40px;
    border-radius: 10px;
  }
}