* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f6fb;
    color: #222;
    line-height: 1.6;
}

.hero {
    background: linear-gradient(135deg, #111827, #2563eb);
    color: white;
    padding: 70px 20px;
    text-align: center;
}

.logo {
    width: 110px;
    height: 110px;
    object-fit: contain;
    border-radius: 20px;
    background: white;
    padding: 10px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 42px;
    margin: 10px 0;
}

.hero p {
    font-size: 20px;
    max-width: 760px;
    margin: 0 auto 25px;
}

.btn {
    display: inline-block;
    margin: 6px;
    padding: 12px 22px;
    background: white;
    color: #2563eb;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
}

.container {
    max-width: 1100px;
    margin: auto;
    padding: 30px 20px;
}

.section {
    background: white;
    padding: 30px;
    border-radius: 16px;
    margin: 25px 0;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.banner {
    width: 100%;
    border-radius: 16px;
    margin-top: 20px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}

.card {
    background: #f8fafc;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.card img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 12px;
}

.card h3 {
    margin-top: 0;
}

.footer {
    text-align: center;
    padding: 30px;
    color: #666;
}

@media(max-width: 600px) {
    .hero h1 {
        font-size: 32px;
    }
}