body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
}

.maintenance {
    background: #ffcc00;
    color: #000;
    text-align: center;
    padding: 10px;
    font-weight: bold;
}

.hero {
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: white;
    padding: 100px 20px;
    text-align: center;
}

.tagline {
    margin-top: 10px;
    font-size: 18px;
}

.btn {
    display: inline-block;
    margin-top: 20px;
    background: #00c6ff;
    color: white;
    padding: 12px 25px;
    border-radius: 6px;
    text-decoration: none;
}

.nav {
    background: white;
    padding: 10px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
}

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

.nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #333;
}

.section {
    padding: 60px 20px;
}

.bg-light {
    background: #f5f7fa;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

.grid {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.card {
    flex: 1;
    min-width: 250px;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.contact {
    text-align: center;
}

footer {
    background: #0f2027;
    color: white;
    text-align: center;
    padding: 15px;
}