/* General Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0f172a; /* Dark Blue/Slate Background */
    color: #e2e8f0; /* Light Text */
    line-height: 1.6;
}

/* Utilities */
a { text-decoration: none; color: inherit; }
.container { max-width: 1000px; margin: 0 auto; padding: 4rem 2rem; }
.highlight { color: #38bdf8; } /* Light Blue Highlight */

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    transition: 0.3s;
}
.primary { background-color: #38bdf8; color: #0f172a; }
.primary:hover { background-color: #0ea5e9; }
.secondary { border: 2px solid #38bdf8; color: #38bdf8; margin-left: 10px; }
.secondary:hover { background-color: rgba(56, 189, 248, 0.1); }

/* Navbar */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.logo { font-size: 1.5rem; font-weight: bold; color: #38bdf8; }
.nav-links { list-style: none; display: flex; gap: 20px; }
.nav-links a:hover { color: #38bdf8; }

/* Hero Section */
.hero {
    height: 80vh; /* 80% of screen height */
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}
.hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero p { font-size: 1.2rem; margin-bottom: 2rem; color: #94a3b8; }

/* Project Grid */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 2rem;
}
.card {
    background: #1e293b;
    padding: 20px;
    border-radius: 8px;
    transition: transform 0.2s;
    border: 1px solid #334155;
}
.card:hover { transform: translateY(-5px); border-color: #38bdf8; }
.card h3 { margin-bottom: 10px; color: #f8fafc; }
.card p { font-size: 0.9rem; color: #94a3b8; margin-bottom: 15px; }
.card .link { color: #38bdf8; font-weight: bold; font-size: 0.9rem; }

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    margin-top: 2rem;
    border-top: 1px solid #1e293b;
    color: #64748b;
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
    .hero h1 { font-size: 2rem; }
    .nav-links { display: none; } /* Hides nav links on small mobile for simplicity */
}