body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: #f5f5f5;
    color: #222;
}

/* Navigation */
header {
    background: #111;
    color: white;
    padding: 15px 0;
}
nav {
    display: flex;
    justify-content: space-between;
    width: 90%;
    margin: auto;
    align-items: center;
}
.logo {
    font-size: 20px;
    font-weight: bold;
}
.nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}
.nav-links li {
    margin-left: 20px;
}
.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}
.nav-links a:hover {
    text-decoration: underline;
}

/* Hero */
.hero {
    background: url('images/banner.jpg') center/cover no-repeat;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}
.hero-text {
    background: rgba(0,0,0,0.55);
    padding: 20px 40px;
    border-radius: 12px;
}

/* Sections */
.section {
    width: 90%;
    margin: 50px auto;
    text-align: center;
}
.section h2 {
    font-size: 30px;
    margin-bottom: 15px;
}

/* Buttons */
.btn {
    display: inline-block;
    background: #0088ff;
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    margin-top: 10px;
}
.btn:hover {
    background: #006fd1;
}

/* Gallery */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}
.gallery img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

/* Download buttons */
.downloads .btn {
    margin: 10px;
}

/* Footer */
footer {
    background: #111;
    color: white;
    padding: 15px 0;
    text-align: center;
    margin-top: 40px;
}