body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0d0d0d;
    color: white;
}

/* HEADER */
header {
    background: rgba(0,0,0,0.7);
    padding: 18px 40px;
    border-bottom: 2px solid #00eaff;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: #00eaff;
    font-size: 26px;
    font-weight: bold;
    text-shadow: 0 0 10px #00eaff;
}

nav a {
    color: #bbb;
    margin-left: 20px;
    text-decoration: none;
    font-size: 15px;
    transition: 0.2s;
}

nav a:hover {
    color: #00eaff;
}

/* HERO */
.hero {
    text-align: center;
    padding: 80px 20px;
    background: url("https://i.imgur.com/vx0uShN.jpeg") center/cover no-repeat;
    border-bottom: 2px solid #00eaff;
}

.hero h1 {
    font-size: 45px;
    text-shadow: 0 0 15px #00eaff;
    color: #00eaff;
}

.hero p {
    font-size: 18px;
    text-shadow: 0 0 10px black;
}

/* CATEGORIES */
.categories {
    padding: 40px;
}

.categories h2 {
    text-align: center;
    margin-bottom: 25px;
    font-size: 30px;
    color: #00eaff;
    text-shadow: 0 0 10px #00eaff;
}

.cat-list {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.cat {
    background: #131313;
    border: 1px solid #00eaff;
    padding: 20px;
    border-radius: 10px;
    transition: 0.3s;
}

.cat:hover {
    transform: translateY(-5px);
    background: #0b0b0b;
    box-shadow: 0 0 12px #00eaff;
}

.cat h3 {
    margin: 0 0 8px;
    color: #00eaff;
    text-shadow: 0 0 10px #00eaff;
}

footer {
    background: #0d0d0d;
    text-align: center;
    padding: 20px;
    border-top: 2px solid #00eaff;
    margin-top: 40px;
}