:root {
  --tech-blue: #007BFF;
  --text-color: #111111;
  --bg-light: #ffffff;
  --bg-dark: #111111;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: sans-serif;
  background: white;
  color: #0a2a43;
  overflow-x: hidden;
  overflow-y: hidden;
}
#loading-screen{
  z-index: 99999;
  position: fixed;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  top: 0;
  background: #ffffff;
}
.lang-switch {
  position: fixed;
  display: flex;
  top: 20px;
  right: 30px;
  z-index: 999;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.lang-switch-holder{
  background: rgba(255, 255, 255, 0.9);
  padding: 5px 10px;
}

.lang-switch-holder:nth-child(1){
  border-top-left-radius: 8px;
  border-bottom-left-radius: 8px;
}

.lang-switch-holder:nth-child(2){
  border-top-right-radius: 8px;
  border-bottom-right-radius: 8px;
}

.lang-switch-holder[data-selected=true]{
  background: var(--tech-blue);
}
.lang-switch-holder[data-selected=true] button{
  color: #ffffff;
}
.lang-switch button {
  background: none;
  border: none;
  font-weight: bold;
  font-size: 1rem;
  font-family: sans-serif;
  color: var(--tech-blue);
  cursor: pointer;
  margin: 0 5px;
  transition: padding 0.3s;
}
.lang-switch button:hover {
  padding: 0 1em;
}

section {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3%;
  scroll-snap-align: start;
}

.product {
  flex-direction: row;
  max-height: 100vh;
}

.product:nth-child(even) {
  flex-direction: row-reverse;
}

.text {
  flex: 1;
  max-height: 90vh;
  overflow: auto;
}
.product:nth-child(even) .text {
  margin-left: 3%;
}

.text.visible {
  opacity: 1;
  transform: translateY(0);
}

.text h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.text p {
  font-size: 1.2rem;
  max-width: 90%;
}

.image {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 0 1%;
  justify-content: center;
}

.image img {
  max-width: 100%;
  max-height: 80%;
  object-fit: contain;
  border-radius: 20px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.5s;
}
.image img:hover{
  transform: scale(1.1) translateY(-10%);
}

.hero {
  background: radial-gradient(ellipse at center, #e6f0ff 0%, #ffffff 100%);
  flex-direction: column;
  justify-content: center;
  text-align: center;
  position: relative;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.5rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.scroll-down {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 3rem;
  color: #007BFF;
  animation: bounce 1.5s infinite;
  cursor: pointer;
}
.btn {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  color: white;
  background-color: #007BFF;
  border: none;
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.3s ease;
  cursor: pointer;
}

.btn:hover {
  background-color: #0056b3;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, -10px); }
}

html {
  scroll-snap-type: y mandatory;
}
.about-us {
  background-color: #f3f6fa;
  padding: 80px 20px;
  display: flex;
  justify-content: center;
  font-size: 1.2rem;
}

.about-container {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  align-items: center;
}

.about-image {
  flex: 1 1 400px;
  text-align: center;
}

.about-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.about-content {
  flex: 1 1 500px;
  background-color: #ffffff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.about-content h2 {
  font-size: 2rem;
  color: var(--tech-blue);
  margin-bottom: 1rem;
}

.about-content p {
  margin-bottom: 1rem;
  color: #333;
  line-height: 1.6;
}

.about-content ul {
  padding-left: 1.2rem;
  margin: 0.5rem 0 1rem;
}

.about-content li {
  margin-bottom: 0.5rem;
  list-style-type: disc;
}

@media (max-width: 768px) {
  .product {
    flex-direction: column-reverse !important;
    padding: 2em 0;
  }
  .product .text{
    margin-left: 3%;
  }
  .product img{
    margin-bottom: 1em;
  }
  .about-content, .product .text{
    height: 100vh;
    max-height: 100vh;
    overflow: auto;
  }
}