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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

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

.nav-menu a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

.nav-menu a:hover {
    color: #3498db;
    background: rgba(255,255,255,0.1);
}

.nav-menu a.active {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

.hero {
    color: white;
    padding: 8rem 0 6rem 0;
    text-align: center;
    min-height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    justify-content: center;
}


.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.cta-button {
    background: #3498db;
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.cta-button:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.cta-button.secondary {
    background: rgba(255,255,255,0.2);
    border: 2px solid rgba(255,255,255,0.5);
}

.cta-button.secondary:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.7);
}

.about, .contact {
    padding: 3rem 0;
    color: white;
    position: relative;
    overflow: hidden;
}

.about::before, .contact::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.05) 40%, rgba(255, 255, 255, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.about::after, .contact::after {
    content: '';
    position: absolute;
    top: 30%;
    left: 75%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 50%, rgba(255, 255, 255, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.about .container, .contact .container {
    position: relative;
    z-index: 1;
}

.about h2, .contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: white;
}

.about h2, .contact h2 {
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.about p {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.description {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.description h3 {
    color: white;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.description > p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 1.5rem;
    text-align: left;
}

.description ul {
    list-style: none;
    padding: 0;
}

.description li {
    padding: 0.8rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.95);
}

.description li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 2.5rem;
}

.feature {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    background: rgba(255, 255, 255, 0.2);
}

.feature h3 {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1rem;
}

.feature p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    line-height: 1.6;
}

.contact p {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
}

.contact-info {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.contact-info p {
    font-size: 1.1rem;
    margin: 1rem 0;
    color: #333;
}

footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        max-width: 300px;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .description {
        padding: 1.5rem;
    }
}