* {margin: 0;padding: 0;box-sizing: border-box;}body {font-family: 'Arial', sans-serif;line-height: 1.6;color: #e5e7eb;}h1, h2, h3 {font-weight: 700;}h1 {font-size: 3rem;}h2 {font-size: 2.5rem;margin-bottom: 2rem;}h3 {font-size: 1.5rem;margin-bottom: 1rem;}p {font-size: 1rem;}.hero {background-color: #1e3a8a;padding: 4rem 1rem;text-align: center;color: #ffffff;}.hero h1 {margin-bottom: 1rem;}.hero p {font-size: 1.25rem;color: #93c5fd;}.nav-mobile-title {display: none;}.navigation {background-color: #1e40af;padding: 1rem 0;position: sticky;top: 0;z-index: 100;}.nav-container {display: flex;justify-content: center;align-items: center;max-width: 1200px;margin: 0 auto;padding: 0 1rem;}#nav-links {display: flex;justify-content: center;gap: 2rem;list-style: none;}#nav-links a {color: #ffffff;text-decoration: none;font-size: 1.125rem;transition: color 0.3s ease;}#nav-links a:hover {color: #93c5fd;}#hamburger {display: none;flex-direction: column;justify-content: space-between;width: 30px;height: 20px;cursor: pointer;}#hamburger span {display: block;height: 3px;background-color: #ffffff;transition: all 0.3s ease;}#hamburger.active span:nth-child(1) {transform: rotate(45deg) translate(5px, 5px);}#hamburger.active span:nth-child(2) {opacity: 0;}#hamburger.active span:nth-child(3) {transform: rotate(-45deg) translate(7px, -7px);}@media (max-width: 768px) {.nav-container {justify-content: space-between;}.hero {display: none;}.nav-mobile-title {display: block;}#hamburger {display: flex;}#nav-links {display: none;flex-direction: column;position: absolute;top: 100%;left: 0;width: 100%;background-color: #1e40af;padding: 1rem 0;text-align: center;}#nav-links.active {display: flex;}#nav-links li {margin: 0.5rem 0;}}.about {padding: 4rem 2rem;text-align: center;background-color: #0f172a;}.products {padding: 4rem 2rem;background-color: #f4f4f4;text-align: center;color: #000;}.product-grid {display: grid;grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));gap: 2rem;max-width: 1200px;margin: 0 auto;}.product-card {background-color: #fff;padding: 2rem;border-radius: 8px;box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);transition: transform 0.3s ease;}.product-card:hover {transform: translateY(-5px);}.product-image-placeholder {height: 200px;background-color: #3b82f6;border-radius: 8px;margin-bottom: 1rem;}@media (max-width: 468px) {.product-image-placeholder {height: 160px;}}.contact {padding: 4rem 2rem;text-align: center;background-color: #0f172a;}.contact ul {list-style: none;margin-top: 1rem;}.contact li {margin-bottom: 0.5rem;}.contact a {color: #93c5fd;text-decoration: none;transition: color 0.3s ease;}.contact a:hover {color: #60a5fa;}.footer {background-color: #1e3a8a;padding: 1rem;text-align: center;color: #ffffff;}@media (max-width: 768px) {h1 {font-size: 2.5rem;}h2 {font-size: 2rem;}h3 {font-size: 1.25rem;}.navigation ul {flex-direction: column;gap: 1rem;}.product-grid {grid-template-columns: 1fr;}}@media (max-width: 480px) {h1 {font-size: 2rem;}h2 {font-size: 1.75rem;}.hero p {font-size: 1rem;}}