html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #0D1117;
  color: #C9D1D9;
}

.page-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background-color: #161B22;
  padding: 0 2vw;
  z-index: 1001;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1vw;
  justify-self: start;
  text-align: center;
}

.logo-text {
  margin: 0;
  padding: 0.5vw;
  color: #fff;
  font-weight: 500;
  font-size: 18px;
  text-decoration: none;
}

.logo img {
  height: 10vw;
  max-height: 100px;
  min-height: 70px;
}

.nav-links {
  display: flex;
  gap: 2vw;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-links a {
  text-decoration: none;
  color: #fff;
  font-weight: 400;
  font-size: 18px;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #fff;
}

.extras {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1vw;
}

.extras img {
  height: 3vw;
  max-height: 24px;
  min-height: 16px;
  padding-right: 30px;
}

.background-image {
  flex-grow: 1;
  background: url('images/Header_55.png') center/cover no-repeat;
  min-height: 200px;
}

.background-overlay-text {
  position: absolute;
  text-align: center;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  text-shadow: 0 0 10px rgba(0,0,0,0.6);
}

.background-overlay-text h1 {
  font-size: 3vw;
  margin: 0;
}

.background-overlay-text p {
  font-size: 2vw;
  margin-top: 1vw;
  text-align: center;
  color: #e9e9e9;
}

.footer {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 70px;
  background-color: #161B22;
  padding: 0 2vw;
  text-align: center;
  margin-top: auto;
}

.copyright p {
  margin: 0;
  color: #8B949E;
  font-weight: 400;
  font-size: 13px;
}

.contact-section,
.services-section {
  max-width: 100vw;
  margin: 180px auto 200px;
  padding-left: 40px;
  padding-right: 40px;
  font-family: 'Segoe UI', sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: #C9D1D9;
  text-align: left;
}

.services-section {
  font-size: 18px;
}

.contact-section h2 {
  margin-bottom: 0.5vw;
}

.contact-section p {
  margin-top: 1.5vw;
  color: #bdbdbd;
}

.contact-intro {
  margin-bottom: 2vw;
}

.contact-intro a {
  color: #2F81F7;
  text-decoration: none;
}

.contact-intro a:hover {
  text-decoration: underline;
}

.contact-form label {
  display: block;
  margin: 1vw 0 0.4vw;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.8vw;
  background-color: #0D1117;
  color: #C9D1D9;
  border: 1px solid #30363D;
  border-radius: 4px;
}

.contact-form input[type="radio"] {
  width: auto;
  margin-right: 0.5vw;
}

.contact-form .form-footer {
  margin-top: 2vw;
  display: flex;
  justify-content: flex-start;
}

.contact-form button {
  padding: 10px 10px;
  background-color: #2F81F7;
  color: #fff;
  border: none;
  border-radius: 1px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.contact-form button:hover {
  background-color: #1f6feb;
}

.string-section {
  display: grid;
  margin-top: 150px;
  padding: 40px;
}

.string-filters {
  font-size: 18px;
  padding-left: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.filter-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.string-filters label {
  margin-right: 8px;
  font-weight: 500;
}

.string-filters select {
  padding: 4px 8px;
  background-color: #161B22;
  color: #fff;
}

.product-text {
  font-size: 18px;
}

.string-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(21vw, 1fr));
  gap: 2vw;
  padding: 20px;
}

.string-card {
  text-align: center;
  background-color: #161B22;
  padding: 30px;
  border: 1px solid #30363D;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.string-card img {
  width: 100%;
  border-radius: 4px;
}

.string-card .name {
  margin-top: 1.4vw;
  font-weight: bold;
  font-size: clamp(8px, 1.5vw, 18px);
}
.string-card .price {
  margin-bottom: 0.3vw;
  font-weight: bold;
  font-size: 18px;
  color: #8B949E;
}

.category {
  font-size: 14px;
  padding-left: 20px;
  color: #e9e9e9;
  margin-top: 1vw;
}

.gallery-section {
  padding: 40px;
  margin-top: 170px;
  text-align: center;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 6vw;
  align-items: start;
}

.gallery-grid img {
  width: 100%;
  aspect-ratio: 3/5;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid #30363D;
  transition: transform 0.3s ease;
}

.gallery-grid img:hover {
  transform: scale(1.03);
}

.lightbox {
  position: fixed;
  display: none;
  justify-content: center;
  align-items: start;
  background: rgba(0, 0, 0, 0.85);
  top: 120px;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  padding-top: auto;
  cursor: zoom-out;
}

.lightbox img {
  aspect-ratio: auto;
  max-width: 60vw;        
  max-height: 70vh;       
  width: 18%;           
  height: auto;      
  border-radius: 8px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  display: block;
  margin: auto;
}

.close-btn {
  position: absolute;
  top: 30px;
  right: 40px;
  font-size: 2vw;
  color: #fff;
  cursor: pointer;
  z-index: 1001;
}

/* Hide topnav for desktop sites */
.topnav {
  display: none;
}



/* Mobile formatting */
@media (max-width: 430px) {
  .topnav {
    display: flex;
    overflow: hidden;
    position: relative;
    background-color: #161B22;
  }

  #mobileMenu {
    background-color: #161B22;
    display: none;
    width: 100%;
    margin-top: 90px;
    position: fixed;
    flex-direction: column;
  }

  #mobileMenu a {
    padding: 3vw;
    margin-right: auto;
    color: white;
  }

  #mobileMenu.show {
    display: flex;
    z-index: 1;
  }

  .topnav a {
    color: white;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
    display: block;
  }

  .topnav a.icon {
    display: block;
    position: left;
    right: 0;
    top: 0;
  }

  .topnav a:hover {
    background-color: #2d3541;
  }

  .active {
    color: white;
  }

  .header {
    min-height: 22vw;
    padding: 0 2vw;
  }

  /* Hide nav links */
  .nav-links {
    display: none;
  }

  .background-overlay-text h1 {
    font-size: 20px;
  }

  .background-overlay-text p {
    font-size: 16px;
  }

  .string-section {
    display: grid;
    margin-top: 20vw;
    padding: 40px;
  }

  .string-filters label {
    margin-top: 2.3vw;
  }

  .string-filters select {
    margin-top: 2vw;
  }

  .product-text {
    width: 60vw;
  }

  .string-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(34vw, 1fr));
  }

  .string-card img {
    width: 100%;
    border-radius: 4px;
  }

  .string-card .name{
    font-size: 3vw;
  }

  .lightbox img {
    max-width: 60vw;      
    max-height: 70vh;    
    width: 100%;         
    height: auto;        
  }
}