:root {
    --primary: #ff9800;
    --secondary: #4a90e2;
    --accent: #e91e63;
    --bg: #f5f5f5;
    --text: #212121;
    --card: #fff3e0;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', 'Noto Sans Bengali', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

header {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    color: white;
    padding: 2rem 1rem 1rem 1rem;
    text-align: center;
    border-bottom: 4px solid var(--accent);
}

nav {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    background: var(--card);
    padding: 0.8rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.06);
    flex-wrap: wrap;
}

nav a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}nav a:hover {
    color: var(--accent);
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 3px 12px rgba(0,0,0,0.07);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

h1, h2, h3 {
    margin: 0.5em 0;
    font-family: 'Noto Sans Bengali', 'Segoe UI', Arial, sans-serif;
}

.bn {
    font-family: 'Noto Sans Bengali', serif;
    color: var(--secondary);
}

.gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: start;
}.gallery img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(255,152,0,0.16);
}

.btn {
    display: inline-block;
    padding: 0.6em 1.2em;
    border-radius: 6px;
    background: var(--primary);
    color: white;
    text-decoration: none;
    margin-top: 0.8em;
    font-weight: bold;
    transition: background 0.2s;
}.btn:hover {
    background: var(--accent);
}

footer {
    text-align: center;
    background: var(--secondary);
    color: white;
    padding: 1rem 0;
    margin-top: 2rem;
    font-size: 1em;
}

/* Mobile responsiveness */
@media (max-width: 600px) {
    header, main, section {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    .gallery {
        justify-content: center;
    }
    .gallery img {
        width: 90px;
        height: 90px;
    }
}