body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
header {
    background-color: #0f172a;
    color: white;
    padding: 20px;
}
nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}
nav a {
    color: white;
    text-decoration: none;
}
.hero {
    background: #1e293b;
    color: white;
    text-align: center;
    padding: 60px 20px;
}
.services {
    padding: 40px 20px;
    background: #f8fafc;
}
.service {
    margin-bottom: 20px;
}
footer {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 10px;
}

.features {
    padding: 40px 20px;
    background: #ffffff;
    text-align: center;
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}
.feature-card {
    background-color: #f1f5f9;
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s ease;
}
.feature-card:hover {
    transform: translateY(-5px);
}
.feature-detail {
    display: none;
    margin-top: 10px;
    font-size: 0.9em;
    color: #334155;
}

.contact {
    background-color: #f8fafc;
    padding: 40px 20px;
    text-align: center;
}
.contact form {
    max-width: 500px;
    margin: 0 auto;
}
.contact input[type="text"],
.contact input[type="email"],
.contact textarea {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
}
.contact input[type="submit"] {
    background-color: #0f172a;
    color: white;
    padding: 10px 20px;
    border: none;
    margin-top: 10px;
    cursor: pointer;
    border-radius: 4px;
}
.contact .phone {
    margin-top: 20px;
    font-size: 1.1em;
    color: #1e293b;
}

.hero-image {
    width: 100%;
    height: auto;
    margin-bottom: 20px;
}
.cta {
    margin: 20px 0;
}
.cta-button {
    background-color: #0f172a;
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
}
.feature-img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 10px;
}

/* Fade-in animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.fade-in-delay-1 {
    animation-delay: 0.3s;
}
.fade-in-delay-2 {
    animation-delay: 0.6s;
}
.fade-in-delay-3 {
    animation-delay: 0.9s;
}
.fade-in-delay-4 {
    animation-delay: 1.2s;
}

/* Smooth button hover */
.cta-button,
.contact input[type="submit"] {
    transition: background-color 0.3s ease, transform 0.3s ease;
}
.cta-button:hover,
.contact input[type="submit"]:hover {
    background-color: #1e293b;
    transform: scale(1.05);
}