* { margin: 0; padding: 0; box-sizing: border-box; font-family: "Poppins", sans-serif; }
html, body { scroll-snap-type: y mandatory; }
body { background-color: #fff; line-height: 1.6; overflow-y: scroll; }

h1, h2, h3, h4, h5, h6, p, ul, ol, table, figure { margin: 1rem 0; }
a { text-decoration: none; }

.navbar { position: fixed; top: 0; left: 0; width: 100%; padding: 15px 40px; display: flex; justify-content: center; align-items: center; z-index: 1000; background-color: transparent; color: #fff; transition: background-color 0.3s ease, box-shadow 0.3s ease; }
.navbar.scrolled { background-color: rgba(0, 36, 103, 0.95); box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2); }
.navbar-logo img { height: 50px; }
.navbar a { color: #fff; margin: 0 20px; font-size: 14px; }
.navbar a:hover { color: #f8b400; }
.navbar-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

.hero { position: relative; width: 100%; height: 600px; overflow: hidden; }
.hero-container { display: flex; height: 100%; transition: transform 0.8s ease; }
.hero-slide { flex: 0 0 100%; position: relative; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-caption { position: absolute; top: 40%; width: 100%; text-align: center; color: #fff; text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.6); }
.hero-caption h1 { font-size: 3rem; }
.hero-caption h2 { font-size: 1rem; font-weight: 400; }
.hero .prev, .hero .next { position: absolute; top: 50%; transform: translateY(-50%); width: 40px; height: 40px; border-radius: 50%; background: rgba(0, 0, 0, 0.4); border: none; display: flex; align-items: center; justify-content: center; font-size: 24px; color: #fff; cursor: pointer; z-index: 2; transition: background 0.2s; }
.hero .prev:hover, .hero .next:hover { background: rgba(0, 0, 0, 0.6); }
.hero .prev { left: 20px; }
.hero .next { right: 20px; }

.section { max-width: 1200px; margin: auto; padding: 80px 5px; text-align: center; opacity: 0; transform: translateY(30px); transition: opacity 1s ease-out, transform 1s ease-out; }
.section.visible { opacity: 1; transform: translateY(0); }
.section h2 { position: relative; display: inline-block; margin-bottom: 20px; padding: 0 1rem; font-size: 2rem; color: #0d47a1; }
.section h2::before, .section h2::after { content: ""; position: absolute; top: 50%; width: 60px; height: 2px; background-color: #0d47a1; }
.section h2::before { left: 0; transform: translate(-100%, -50%); }
.section h2::after { right: 0; transform: translate(100%, -50%); }
.section h3 { margin-bottom: 16px; font-size: 1rem; font-weight: 400; }
.section p { color: #333; font-size: 1rem; line-height: 1.8; }

.about-figure { text-align: center; margin: 2rem 0; }
.about-figure img { max-width: 100%; height: auto; border-radius: 8px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); }
.about-figure figcaption { font-size: 0.9rem; color: #555; margin-top: 0.5rem; }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.feature-card { background: #fff; border: 1px solid #ddd; border-radius: 12px; padding: 1.5rem; position: relative; overflow: hidden; transition: box-shadow 0.3s ease; }
.feature-card:hover { transform: scale(1.03); box-shadow: 0 4px 10px rgb(147, 150, 155); }
.feature-card:hover { background-color: #f0f8ff; border-color: #0d47a1; }
.feature-card:hover h3 { color: #0d47a1; }
.feature-card:hover .feature-icon { color: #0d47a1; }
.feature-card:hover .feature-link { color: #08306b; }
.feature-icon { font-size: 2rem; color: #25D366; margin-bottom: 1rem; }
.feature-card h3 { font-size: 1.125rem; margin-bottom: 0.5rem; color: #0d3a91; }
.feature-card p { font-size: 0.95rem; line-height: 1.4; color: #333; margin-bottom: 1.25rem; }

.product-grid { display: grid; gap: 20px; margin-top: 40px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.product { background-color: #fff; padding: 20px; text-align: center; border-radius: 8px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); transition: transform 0.3s ease, box-shadow 0.3s ease; }
.product img { max-width: 100%; max-height: 150px; border-radius: 6px; margin-bottom: 8px; }
.product:hover { transform: scale(1.03); box-shadow: 0 4px 10px rgb(147, 150, 155); }

.download-catalog { text-align: center; margin-top: 2rem; }
.btn-download { display: inline-block; padding: 0.6rem 1.2rem; font-size: 1rem; color: #0056b3; background-color: #fff; border: 2px solid #0056b3; border-radius: 4px; transition: background-color 0.2s, color 0.2s; }
.btn-download:hover { background-color: #0056b3; color: #fff; }


.ref-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; margin: 100px 0; }
.ref-item { width: 135px; text-align: center; }
.ref-item img { display: block; margin: 0 auto 8px; max-width: 100%; height: auto; }
.ref-item p { font-size: 0.85rem; color: #333; }
.table-container { overflow-x: auto; margin-top: 40px; }
table { width: 100%; border-collapse: collapse; margin: auto; }
th, td { border: 1px solid #ddd; padding: 8px; text-align: left; }
th { background-color: #0d47a1; color: #fff; }

.contact-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2rem; margin: 2rem 0; }
.contact-list li h3 { margin-bottom: 0.5rem; color: #0d3a91; }
.contact-list li p { margin: 0.25rem 0; }
.contact-list li a { color: #0d47a1; }
.btn-wa { display: inline-block; margin-top: 0.5rem; padding: 8px 16px; background-color: #25d366; color: #fff; font-weight: bold; border-radius: 4px; transition: background-color 0.3s ease; }
.btn-wa:hover { background-color: #1ebe5d; }

.footer { margin-top: 60px; padding: 10px; text-align: center; background-color: #1a2b56; color: #fff; }
.view-more-btn { background: none; border: none; color: #0d47a1; cursor: pointer; font-weight: 600; text-decoration: underline; }
.view-more-btn:hover { color: #08306b; }

@media (max-width: 992px) {
  .navbar { padding: 15px 30px; }
  .navbar-logo img { height: 25px; }
  .navbar a { margin: 0 10px; font-size: 13px; }
}

@media (max-width: 768px) {
  .navbar { justify-content: space-between; padding: 10px 20px; }
  .navbar-toggle { display: block; }
  .navbar.open a { display: block; }
  .navbar a { display: none; width: 100%; margin: 8px 0; text-align: center; font-size: 10px; }
  .hero { height: 350px; }
  .hero-caption h1 { font-size: 2rem; }
  .hero-caption h2 { font-size: 0.9rem; }
  .section { padding: 60px 20px; }
  .section h2 { font-size: 1.75rem; }
  .product-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; margin-top: 30px; }
  .product { padding: 16px; }
  .product img { max-height: 120px; margin-bottom: 6px; }
  .ref-grid { gap: 16px; margin: 60px 0; }
  .ref-item { width: 120px; }
  .ref-item img { max-width: 100px; margin-bottom: 6px; }
  .table-container { margin-top: 20px; }
  table { font-size: 0.85rem; }
  th, td { padding: 6px 8px; }
  .contact-list { grid-template-columns: 1fr; gap: 20px; }
  .hero .prev, .hero .next { padding: 10px; font-size: 20px; }
  .hero .prev { left: 15px; }
  .hero .next { right: 15px; }
}

@media (max-width: 480px) {
  .hero { height: 300px; }
  .hero .prev, .hero .next { padding: 8px; font-size: 16px; }
  .hero .prev { left: 10px; }
  .hero .next { right: 10px; }
  .hero-caption h1 { font-size: 1rem; }
  .hero-caption h2 { font-size: 0.7rem; }
  .section h2 { font-size: 1.3rem; }
  .section p { font-size: 0.7rem; }
  th, td { padding: 4px 6px; }
  .ref-item { width: 100px; }
  .ref-item img { max-width: 80px; margin-bottom: 4px; }
  .product-grid { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; margin-top: 20px; }
  .product { padding: 12px; }
  .product img { max-height: 100px; margin-bottom: 4px; }
  .product h3 { font-size: 0.9rem; }
}