body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 90px 0 0 0;
  overflow-x: hidden;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.7);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  backdrop-filter: blur(8px);
  padding: 5px 0;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  border-radius: 50px;
  padding: 12px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #e0e0e0;
  position: relative;
}

.logo img {
  height: 50px;
  width: auto;
}

.logo {
  margin-left: 20px;
  flex-shrink: 0;
}

.nav-desktop {
  display: none;
  gap: 25px;
  margin-right: 20px;
  align-items: center;
}

.nav-desktop a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  font-size: 18px;
  transition: color 0.3s;
  white-space: nowrap;
}

.nav-desktop a.active,
.nav-desktop a:hover {
  color: #d64b00;
  font-weight: bold;
}

.hamburger {
  display: block;
  font-size: 28px;
  cursor: pointer;
  background: none;
  border: none;
  transition: color 0.3s ease;
  margin-right: 10px;
  padding: 5px;
  flex-shrink: 0;
}

.hamburger:hover,
.hamburger:focus,
.hamburger.active {
  color: #d64b00;
}

#nav-menu {
  position: fixed;
  top: 0;
  left: -300px;
  width: 250px;
  height: 100vh;
  background-color: #ffffff;
  box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  padding: 80px 20px 20px;
  gap: 0;
  transition: left 0.3s ease;
  z-index: 999;
}

#nav-menu.show {
  left: 0;
}

#nav-menu a {
  padding: 15px 10px;
  border-bottom: 1px solid #eee;
  color: #333;
  width: 100%;
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 16px;
}

#nav-menu a:hover,
#nav-menu a.active {
  color: #d64b00;
  font-weight: bold;
}

.slider {
  height: 300px;
  background: #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
}

#about {
  background: #fff;
  padding: 50px 20px;
}

.about-content {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 50px;
  max-width: 1200px;
  margin: 0 auto;
}

.about-text {
  flex: 1;
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
}

.about-text.show {
  opacity: 1;
  transform: translateX(0);
}

.about-text h2 {
  color: #d64b00;
  font-size: 36px;
  margin-bottom: 20px;
}

.about-text p {
  font-size: 20px;
  line-height: 1.6;
  color: #333;
  text-align: justify;
}

.about-image {
  flex: 1;
  text-align: right;
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s ease;
}

.about-image.show {
  opacity: 1;
  transform: translateX(0);
}

.about-image img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border: none !important;
  box-shadow: none !important;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
}

.about-image img:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
  cursor: pointer;
}

#vision {
  background: #fdf6f3;
  padding: 60px 20px;
  text-align: center;
}

#vision h2 {
  font-size: 36px;
  margin-bottom: 20px;
  color: #333;
}

#vision .vision-text {
  font-size: 20px;
  color: #555;
  max-width: 800px;
  margin: 0 auto 50px;
  line-height: 1.6;
}

.mission-points {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
}

.point {
  background: #fff;
  padding: 40px 20px 20px;
  border-radius: 12px;
  position: relative;
  width: 220px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

.point.show {
  opacity: 1;
  transform: translateY(0);
}

.point .circle {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  width: 40px;
  height: 40px;
  line-height: 40px;
  border-radius: 50%;
  font-weight: bold;
  font-size: 18px;
}

.point-content {
  font-size: 17px;
  color: #444;
  line-height: 1.6;
  text-align: center;
}

#keyfactor {
  text-align: center;
  padding: 60px 20px;
  background: #fff;
}

#keyfactor h2 {
  color: #d64b00;
  font-size: 36px;
  margin-bottom: 40px;
}

.keyfactor-content {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.keyfactor-group {
  display: flex;
  flex-direction: column;
  gap: 40px;
  flex: 1;
  max-width: 250px;
}

.factor {
  text-align: center;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease-out;
  background: #fff;
  padding: 20px;
  margin: 20px 0;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.factor.show {
  opacity: 1;
  transform: translateY(0);
}

.factor:hover {
  transform: translateY(-5px) scale(1.03);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.2);
  cursor: default;
}

.factor .icon {
  background: #d64b00;
  color: #fff;
  font-size: 30px;
  width: 50px;
  height: 50px;
  line-height: 50px;
  border-radius: 50%;
  margin: 0 auto 10px;
}

.factor h3 {
  color: #d64b00;
  font-size: 18px;
  margin-bottom: 10px;
}

.factor p {
  color: #555;
  font-size: 17px;
  line-height: 1.6;
}

.keyfactor-image img {
  max-width: 250px;
  height: auto;
  width: 100%;
}

#service {
  background: #f5f5f5;
  padding: 60px 20px;
  text-align: center;
}

#service h2 {
  font-size: 36px;
  margin-bottom: 20px;
  color: #333;
  text-align: center;
}

.service-desc {
  font-size: 18px;
  color: #555;
  max-width: 700px;
  margin: 0 auto 50px;
  line-height: 1.6;
  text-align: center;
}

.service-cards {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
}

.card {
  background: #fff;
  border-radius: 12px;
  padding: 30px 20px;
  width: 280px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease-out;
  margin: 20px 0;
}

.card.show {
  opacity: 1;
  transform: translateY(0);
}

.card:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 16px 30px rgba(0,0,0,0.15);
  cursor: pointer;
}

.card h3 {
  font-size: 20px;
  color: #333;
  margin-bottom: 20px;
  text-align: center;
}

.card img {
  width: 220px;
  height: 220px;
  object-fit: contain;
  margin: 15px 0;
  transition: transform 0.3s ease;
}

.card:hover img {
  transform: scale(1.1);
}

.card ul {
  list-style: disc;
  padding-left: 20px;
  text-align: left;
  max-width: 100%;
}

.card ul li {
  margin-bottom: 10px;
  color: #555;
  font-size: 17px;
  line-height: 1.5;
}

#partner {
  text-align: center;
  padding: 60px 20px;
  background: #fff;
}

#partner h2 {
  color: #d64b00;
  font-size: 32px;
  margin-bottom: 10px;
}

#partner p {
  color: #555;
  margin-bottom: 40px;
}

.partner-slider {
  position: relative;
  overflow: hidden;
  max-width: 100%;
  margin: 0 auto;
  width: 100%;
}

.slider-track {
  display: flex;
  transition: transform 0.5s ease;
}

.slide {
  min-width: 180px;
  margin-right: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f9f9f9;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  flex-shrink: 0;
}

.slide img {
  width: 100%;
  max-width: 250px;
  height: 120px;
  object-fit: contain;
  display: block;
}

.partner-slider .prev,
.partner-slider .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: #d64b00;
  color: #fff;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  font-size: 24px;
  border-radius: 50%;
  transition: background-color 0.3s ease;
  z-index: 10;
}

.partner-slider .prev:hover,
.partner-slider .next:hover {
  background: #b83a17;
}

.partner-slider .prev {
  left: 10px;
}

.partner-slider .next {
  right: 10px;
}

#contact {
  background: #2e2e2e;
  color: #fff;
  padding: 40px 20px;
}

#contact a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  color: #fff;
  text-decoration: none;
}

#contact i {
  font-size: 20px;
  color: #25D366;
}

.contact-container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
  gap: 40px;
}

.contact-info {
  flex: 1;
  min-width: 300px;
}

.contact-info h2,
.contact-info h3 {
  margin: 0 0 10px 0;
}

.contact-logo {
  width: 120px;
  margin: 20px 0;
  height: auto;
}

.contact-info p {
  margin: 8px 0;
  line-height: 1.6;
}

.social-icons a {
  color: #fff;
  margin-right: 15px;
  font-size: 20px;
  text-decoration: none;
}

.contact-form {
  flex: 1;
  min-width: 300px;
}

.contact-form form {
  display: flex;
  flex-direction: column;
}

.contact-form input,
.contact-form textarea {
  margin: 10px 0;
  padding: 12px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
}

.contact-form button {
  align-self: flex-end;
  background: #d64b00;
  color: #fff;
  border: none;
  padding: 12px 24px;
  border-radius: 20px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  font-size: 16px;
}

.contact-form button:hover {
  background: #b83a17;
}

#home.slider {
  position: relative;
  overflow: hidden;
  height: 500px;
}

#home .slides {
  display: flex;
  width: 300%;
  transition: transform 1s ease;
}

#home .slides img {
  width: 100%;
  flex: 0 0 100%;
  object-fit: cover;
  height: 500px;
}

/* Fixed Button Styles - Back to Top & Language Toggle */
#backToTop,
#languageToggle {
  position: fixed;
  z-index: 1000;
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 18px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  transition: all 0.3s ease;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
}

#backToTop {
  bottom: 30px;
  right: 30px;
  background-color: #333;
  display: none;
}

#backToTop:hover {
  background-color: #555;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.4);
}

#languageToggle {
  bottom: 90px;
  right: 30px;
  background-color: #0066cc;
  font-size: 14px;
  font-weight: bold;
}

#languageToggle:hover {
  background-color: #004999;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0,102,204,0.4);
}

/* Desktop responsiveness */
@media (min-width: 1024px) {
  body {
    padding: 85px 0 0 0;
  }
  
  .nav-desktop {
    display: flex;
  }
  
  .hamburger {
    display: none;
  }
  
  #nav-menu {
    display: none;
  }
  
  .header-container {
    margin: 8px auto;
    max-width: 1200px;
  }
  
  .logo {
    margin-left: 50px;
  }
  
  .nav-desktop {
    margin-right: 50px;
  }
  
  #about {
    padding: 60px 100px;
  }
}

/* Large tablets and small laptops */
@media (min-width: 769px) and (max-width: 1023px) {
  body {
    padding: 80px 0 0 0;
  }
  
  .nav-desktop {
    display: flex;
    gap: 20px;
  }
  
  .nav-desktop a {
    font-size: 16px;
  }
  
  .hamburger {
    display: none;
  }
  
  #nav-menu {
    display: none;
  }
  
  .header-container {
    margin: 5px 20px;
    padding: 10px 25px;
  }
  
  .logo {
    margin-left: 20px;
  }
  
  .nav-desktop {
    margin-right: 20px;
  }
  
  #about {
    padding: 50px 40px;
  }
  
  .about-text h2 {
    font-size: 32px;
  }
  
  .about-text p {
    font-size: 18px;
  }
  
  .about-image img {
    max-width: 400px;
  }
  
  #vision h2,
  #keyfactor h2,
  #service h2 {
    font-size: 32px;
  }
  
  .keyfactor-content {
    flex-direction: column;
    align-items: center;
  }
  
  .slide {
    min-width: 160px;
    margin-right: 25px;
    padding: 15px;
  }
  
  .slide img {
    max-width: 140px;
    height: 70px;
  }
  
  /* Button responsive for tablets */
  #backToTop,
  #languageToggle {
    width: 45px;
    height: 45px;
    font-size: 16px;
  }
  
  #backToTop {
    bottom: 25px;
    right: 25px;
  }
  
  #languageToggle {
    bottom: 80px;
    right: 25px;
    font-size: 12px;
  }
}

/* Small tablets */
@media (min-width: 481px) and (max-width: 768px) {
  body {
    padding: 75px 0 0 0;
  }
  
  .header-container {
    margin: 5px 15px;
    padding: 8px 20px;
    border-radius: 30px;
  }
  
  .logo {
    margin-left: 15px;
  }
  
  .logo img {
    height: 40px;
  }
  
  .hamburger {
    font-size: 26px;
    margin-right: 15px;
  }
  
  #nav-menu {
    width: 280px;
    padding: 70px 20px 20px;
  }
  
  .slider {
    height: 250px;
  }
  
  #home.slider {
    height: 300px;
  }
  
  #home .slides img {
    height: 300px;
  }
  
  #about {
    padding: 40px 30px;
  }
  
  .about-content {
    flex-direction: column;
    text-align: center;
    gap: 30px;
  }
  
  .about-text {
    text-align: left;
  }
  
  .about-text h2 {
    font-size: 30px;
    text-align: center;
  }
  
  .about-text p {
    font-size: 17px;
  }
  
  .about-image {
    text-align: center;
  }
  
  .about-image img {
    max-width: 400px;
  }
  
  #vision,
  #keyfactor,
  #service,
  #partner {
    padding: 50px 30px;
  }
  
  #vision h2,
  #keyfactor h2,
  #service h2,
  #partner h2 {
    font-size: 30px;
  }
  
  .mission-points {
    flex-direction: column;
    align-items: center;
    gap: 25px;
  }
  
  .point {
    width: 100%;
    max-width: 350px;
  }
  
  .keyfactor-content {
    flex-direction: column;
    gap: 30px;
  }
  
  .service-cards {
    flex-direction: column;
    align-items: center;
    gap: 25px;
  }
  
  .card {
    width: 100%;
    max-width: 350px;
  }
  
  .slide {
    min-width: 150px;
    margin-right: 20px;
    padding: 12px;
  }
  
  .slide img {
    max-width: 130px;
    height: 65px;
  }
  
  .contact-container {
    flex-direction: column;
    gap: 30px;
  }
  
  .contact-info,
  .contact-form {
    min-width: auto;
  }
  
  .contact-form button {
    align-self: center;
    width: 100%;
    max-width: 200px;
  }
  
  /* Button responsive for small tablets */
  #backToTop,
  #languageToggle {
    width: 42px;
    height: 42px;
    font-size: 15px;
  }
  
  #backToTop {
    bottom: 20px;
    right: 20px;
  }
  
  #languageToggle {
    bottom: 70px;
    right: 20px;
    font-size: 11px;
  }
}

/* Mobile phones */
@media (max-width: 480px) {
  body {
    padding: 70px 0 0 0;
  }
  
  .header-container {
    margin: 5px 10px;
    padding: 6px 15px;
    border-radius: 25px;
  }
  
  .logo {
    margin-left: 5px;
  }
  
  .logo img {
    height: 35px;
  }
  
  .hamburger {
    font-size: 24px;
    margin-right: 5px;
  }
  
  #nav-menu {
    width: 270px;
    padding: 60px 15px 20px;
    left: -300px;
  }
  
  #nav-menu a {
    font-size: 15px;
    padding: 12px 8px;
  }
  
  .slider {
    height: 200px;
  }
  
  #home.slider {
    height: 250px;
  }
  
  #home .slides img {
    height: 250px;
  }
  
  /* About section mobile */
  #about {
    padding: 30px 15px;
  }
  
  .about-content {
    flex-direction: column;
    text-align: center;
    gap: 25px;
  }
  
  .about-text {
    text-align: left;
  }
  
  .about-text h2 {
    font-size: 26px;
    margin-bottom: 15px;
    text-align: center;
  }
  
  .about-text p {
    font-size: 15px;
    line-height: 1.5;
  }
  
  .about-image {
    text-align: center;
    margin-top: 15px;
  }
  
  .about-image img {
    max-width: 100%;
    width: 95%;
  }
  
  /* Vision section mobile */
  #vision {
    padding: 35px 15px;
  }
  
  #vision h2 {
    font-size: 26px;
    margin-bottom: 15px;
  }
  
  #vision .vision-text {
    font-size: 15px;
    margin-bottom: 30px;
    padding: 0 5px;
  }
  
  .mission-points {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  
  .point {
    width: 95%;
    max-width: none;
    padding: 35px 15px 15px;
  }
  
  .point-content {
    font-size: 14px;
  }
  
  /* Key factor section mobile */
  #keyfactor {
    padding: 35px 15px;
  }
  
  #keyfactor h2 {
    font-size: 26px;
    margin-bottom: 25px;
  }
  
  .keyfactor-content {
    flex-direction: column;
    gap: 20px;
  }
  
  .keyfactor-group {
    max-width: 100%;
    gap: 15px;
  }
  
  .factor {
    margin: 8px 0;
    padding: 15px 10px;
  }
  
  .factor .icon {
    width: 42px;
    height: 42px;
    line-height: 42px;
    font-size: 22px;
  }
  
  .factor h3 {
    font-size: 16px;
    margin-bottom: 8px;
  }
  
  .factor p {
    font-size: 14px;
  }
  
  .keyfactor-image img {
    max-width: 180px;
    margin: 15px 0;
  }
  
  /* Service section mobile */
  #service {
    padding: 35px 15px;
  }
  
  #service h2 {
    font-size: 26px;
    margin-bottom: 15px;
  }
  
  .service-desc {
    font-size: 15px;
    margin-bottom: 25px;
    padding: 0 5px;
  }
  
  .service-cards {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  
  .card {
    width: 95%;
    max-width: none;
    padding: 20px 15px;
    margin: 8px 0;
  }
  
  .card h3 {
    font-size: 17px;
    margin-bottom: 12px;
  }
  
  .card img {
    width: 170px;
    height: 170px;
    margin: 8px 0;
  }
  
  .card ul {
    padding-left: 15px;
  }
  
  .card ul li {
    font-size: 14px;
    margin-bottom: 6px;
  }
  
  /* Partner section mobile */
  #partner {
    padding: 35px 15px;
  }
  
  #partner h2 {
    font-size: 26px;
    margin-bottom: 8px;
  }
  
  #partner p {
    font-size: 14px;
    padding: 0 5px;
    margin-bottom: 30px;
  }
  
  .slide {
    min-width: 130px;
    margin-right: 15px;
    padding: 10px;
  }
  
  .slide img {
    max-width: 110px;
    height: 55px;
  }
  
  .partner-slider .prev,
  .partner-slider .next {
    padding: 8px 10px;
    font-size: 18px;
  }
  
  .partner-slider .prev {
    left: 5px;
  }
  
  .partner-slider .next {
    right: 5px;
  }
  
  /* Contact section mobile */
  #contact {
    padding: 30px 15px;
  }
  
  .contact-container {
    flex-direction: column;
    gap: 25px;
  }
  
  .contact-info,
  .contact-form {
    min-width: auto;
  }
  
  .contact-info h2 {
    font-size: 22px;
  }
  
  .contact-info h3 {
    font-size: 17px;
  }
  
  .contact-logo {
    width: 90px;
    margin: 12px 0;
  }
  
  .contact-info p {
    font-size: 14px;
    margin: 5px 0;
  }
  
  .contact-form input,
  .contact-form textarea {