/* ---------- Reset ---------- */
body, h1, h2, h3, p, ul {
    margin: 0;
    padding: 0;
}
body {
    font-family: 'Inter', sans-serif;
    background: #0d0d0d;  /* deep black */
    color: #d1ffd1;       /* soft matrix green */
    line-height: 1.6;
}

/* ---------- Hero Banner ---------- */
.hero {
    background: linear-gradient(135deg, #003300, #00aa33);
    color: #b6ffb6;
    text-align: center;
    padding: 80px 20px;
    border-bottom: 2px solid #00ff66;
    box-shadow: 0 0 20px rgba(0,255,100,0.4);
}

.hero .glow {
    font-size: 3rem;
    text-shadow: 
        0 0 10px #00ff88,
        0 0 20px #00ff88,
        0 0 30px #00ff88;
}

.btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 25px;
    background: #00cc55;
    color: black;
    font-weight: bold;
    border-radius: 6px;
    text-decoration: none;
    transition: .3s;
    box-shadow: 0 0 10px #00ff88;
}

.btn:hover {
    background: #00ff88;
    box-shadow: 0 0 18px #00ff88;
}

/* ---------- Navigation ---------- */
.navbar {
    background: #0a0a0a;
    border-bottom: 2px solid #00ff66;
}
.navbar ul {
    list-style: none;
    display: flex;
    justify-content: center;
    padding: 15px 0;
}
.navbar li {
    margin: 0 20px;
}
.navbar a {
    text-decoration: none;
    color: #99ff99;
    font-weight: 600;
    transition: .2s;
}
.navbar a:hover,
.navbar .active {
    color: #00ff88;
    text-shadow: 0 0 8px #00ff88;
}

/* ---------- Section ---------- */
.section {
    padding: 60px 20px;
    max-width: 1100px;
    margin: auto;
}
.section h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #00ff88;
    text-shadow: 0 0 8px #00ff88;
}

/* ---------- Card Grid ---------- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.card {
    background: #111;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #00ff55;
    box-shadow: 0 0 15px rgba(0,255,100,0.2);
    transition: 0.25s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0 20px rgba(0,255,120,0.45);
}

.btn-small {
    margin-top: 15px;
    display: inline-block;
    padding: 8px 18px;
    background: #00cc55;
    color: black;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: .2s;
    box-shadow: 0 0 10px #00ff88;
}

.btn-small:hover {
    background: #00ff88;
}

/* ---------- Footer ---------- */
footer {
    text-align: center;
    padding: 25px;
    background: #0a0a0a;
    border-top: 2px solid #00ff66;
    margin-top: 40px;
    color: #66ff99;
}