* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

#targetDiv {
    width: 100%;
    min-height: 100vh;
    background-color: #f8f9fa;
}

/* Header Styles */
header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2d8cff;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #2d8cff;
}

/* Hero Section */
.hero {
    height: 50vh;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0 2rem;
    margin: 0;
    position: relative;
    overflow: hidden;
    max-width: none;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.downlbtnvmmn {
    display: inline-block;
    background-color: #ffffff;
    color: #2d8cff;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.downlbtnvmmn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

/* Product Categories */
.product-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.category-card {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.category-card:hover {
    transform: translateY(-5px);
}

.category-card i {
    font-size: 3rem;
    color: #2d8cff;
    margin-bottom: 1rem;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

/* Version History */
.version-history {
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

.version-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid #eee;
}

.version-item:last-child {
    border-bottom: none;
}

.version-item h3 {
    color: #2d8cff;
    margin-bottom: 0.5rem;
}

.version-date {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.version-changes {
    list-style: none;
    padding-left: 1.5rem;
}

.version-changes li {
    margin-bottom: 0.5rem;
    position: relative;
}

.version-changes li::before {
    content: "•";
    color: #2d8cff;
    font-weight: bold;
    position: absolute;
    left: -1.5rem;
}

/* Advantages */
.advantages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.advantage-card {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.advantage-card i {
    font-size: 2.5rem;
    color: #2d8cff;
    margin-bottom: 1rem;
}

.advantage-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

/* FAQ */
.faq-item {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background-color: #f8f9fa;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #e9ecef;
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer.active {
    padding: 1.5rem;
    max-height: 200px;
}

/* About Us */
.about-us {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-us p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #666;
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2d8cff;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #555;
    color: #888;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center {
    text-align: center;
}

.mt-5 {
    margin-top: 5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .downlbtnvmmn {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
    
    section {
        padding: 3rem 1rem;
    }
}