body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  color: #333;
  line-height: 1.6;
  background: #f9f9f9;
}

.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 999;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
  background-color: transparent;
}

.site-header nav {
  display: flex;
  padding-right: 1rem;
  gap: 1.5rem;
}

.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.site-header .branding {
  gap: 0.5rem;
  font-weight: bold;
  font-size: 1.2rem;
}

.branding a {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: 0.5rem;
}

.branding span {
  flex-direction: column;
}

.branding img {
  width: 120px;
  height: 90px;
}

.site-header .company-name {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.site-header.scrolled .company-name {
  opacity: 1;
}

.site-header.scrolled a  {
  color: #333;
}

.site-header-contact {
  display: flex;
  align-items: center;
  gap: 0;
  color: inherit;
  text-decoration: none;
}

.site-header .site-header-contact {
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  transition: opacity 0.3s ease;
}

.site-header .contact-text {
  display: none;
  flex-direction: column;
  margin-left: 0.5rem;
  transition: opacity 0.3s ease;
  white-space: nowrap;
  font-weight: 500;
  font-size: 1.2rem;
}

.site-header .site-header-contact:hover {
  color: #223a70;
}

.site-header.scrolled .site-header-contact {
  opacity: 1;
  gap:0.4rem;
  display:flex;
}

.site-header.scrolled .contact-text {
  display: flex;
  opacity: 1;
  padding-right: 1rem;
}

.site-header.scrolled nav {
  gap: 0;
}

.contact-text .main {
  font-weight: bold;
  font-size: 1.3rem;
}

.contact-text .sub {
  font-size: 0.9rem;
  color: #666;
}

header {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

header video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

header .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

header .overlay h1 {
  font-size: 3rem;
  margin: 0;
}

header .overlay p {
  font-size: 1.2rem;
  margin-top: 1rem;
}

.background-section {
  max-width: 1000px;
  margin: auto;
  padding: 4rem 2rem;
}

.concept-section {
  max-width: 1000px;
  margin: auto;
  padding: 0 2rem;
  background-color: #f8f9fa;
  text-align: center;
}

.concept-section h2 {
  text-align: left;
}

.card-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background-color: #ffffff;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 1.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card img {
  max-width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.card h3 {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
  color: #333;
}

.card p {
  font-size: 0.95rem;
  color: #666;
}
.features {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.feature {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  flex: 1 1 calc(50% - 2rem);
}

.feature h3 {
  margin-top: 0;
}

.service-link {
  text-align: center;
  padding: 4rem 2rem;
  position: relative;
}

.service-link a {
  display: inline-block;
  background: #005baa;
  color: #ffffff;
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  position: relative;
    overflow: hidden;
}

.service-link a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: #2980b9;
  transition: left 0.3s ease;
  /* z-index: -1; */
}

.service-link a:hover::before {
  left: 0;
}
/* .service-link a:hover {
background: #223a70;
} */

.service-link a span {
  position: relative;
  z-index: 1;
}

.company-profile {
  padding: 2rem;
  background-color: #ffffff;
  text-align: center;
}

.company-profile h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2rem;
  color: #333;
}

.profile-table {
  border-collapse: collapse;
  width: 100%;
  max-width: 700px;
  margin: auto;
}

.profile-table th, .profile-table td, .profile-table a {
  padding: 1em;
  color: #333;
}

.profile-table th {
  font-weight: bold;
  text-align: left;
  width: 20%;
  min-width: 4em;
  position: relative;
}

.profile-table th {
  text-align: left;
}

.profile-table th::after {
  content: '';
  background-color: #8da0b6;
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  width: 1px;
  height: 60%;
}

footer {
  background: #005baa;
  color: #fff;
  text-align: center;
  padding: 2rem 1rem;
}

@media (max-width: 768px) {
  .site-header.minimal {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  color: #333;
  }

  .site-header.minimal a {
      color: #333;
      transition: transform 0.3s ease;
      transition: opacity 0.3s ease-out;
  }

.site-header.minimal .branding {
    color: #333;
}
.site-header.minimal .contact-text {
  display: none;
}

.site-header.minimal .company-name {
    opacity: 1;
}

  .site-header.scrolled {
  flex-direction: column;
  align-items: flex-start;
  }
  .branding img {
    width: 100px;
    height: 75px;
  }

  .site-header .company-name {
    font-size: 0.9rem;
  }

  .site-header.scrolled nav {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0 1rem 1rem 1rem;
    width: 100%;
  }

  .site-header-contact {
  gap: 0.5rem;
  flex-wrap: nowrap;
  align-items: center;
  }

  .site-header .contact-text {
    font-size: 1rem;
  }

  .contact-text .main {
    /* font-size: 1.1rem; */
  }

  .contact-text .sub {
    font-size: 0.8rem;
  }

  .default-header nav{
    color: #333;
  }
}