* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #0f172a; /* Dark Blue/Black */
    color: #f1f5f9;
    line-height: 1.6;
}

nav {
    display: flex;
    justify-content: space-between;
    padding: 2rem 5%;
    background: rgba(15, 23, 42, 0.9);
    position: sticky;
    top: 0;
}

nav ul { display: flex; list-style: none; }
nav ul li { margin-left: 20px; }
nav ul li a { color: white; text-decoration: none; font-weight: 600; }

#hero {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.highlight { color: #38bdf8; } /* Sky Blue accent */

.btn {
    margin-top: 20px;
    padding: 10px 25px;
    background-color: #38bdf8;
    color: #0f172a;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 50px 5%;
}

.card {
    background: #1e293b;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #334155;
}