body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: #222;
    background: #f9f9f9;
}
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: #fff;
    padding: 15px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 10;
}
header .logo {
    font-size: 24px;
    font-weight: bold;
    color: #007bff;
}
nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #222;
    font-weight: 500;
}
nav .btn {
    padding: 8px 14px;
    background: #007bff;
    color: white !important;
    border-radius: 4px;
}
.hero {
    height: 90vh;
    background: linear-gradient(to bottom right, #007bff, #005ecb);
    color: white;
    padding: 180px 40px 0;
    display: flex;
    align-items: center;
}
.hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
}
.hero p {
    font-size: 18px;
    max-width: 500px;
}
.cta {
    display: inline-block;
    margin-top: 20px;
    background: white;
    color: #007bff;
    padding: 12px 20px;
    border-radius: 4px;
    font-weight: bold;
    text-decoration: none;
}
section {
    padding: 100px 40px;
}
.services, .projects {
    background: #fff;
}
h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 40px;
}
.service-grid, .project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
.card {
    background: #f1f1f1;
    padding: 20px;
    border-radius: 6px;
    text-align: center;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}
.about p {
    max-width: 700px;
    text-align: center;
    margin: 0 auto;
    font-size: 18px;
}
form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}
form input, form textarea {
    margin: 10px 0;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid #ccc;
}
form button {
    margin-top: 10px;
    padding: 12px;
    border: none;
    background: #007bff;
    color: white;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}
footer {
    text-align: center;
    padding: 30px;
    background: #111;
    color: white;
}