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

body {
    background: linear-gradient(230deg, #001100 10%, #003300 50%, #00ff41 120%);
    color: #fff;
    font-family: Verdana, Geneva, sans-serif;
    min-height: 100vh;
}
h1, h2 {
    text-align: center;
}
.middle {
    background-color: rgba(0, 0, 0, 0.8);    
    max-width: 900px;
    margin: auto;
    min-height: 100vh;
    padding: 20px;
    box-shadow: 
        0 0 15px rgba(0,255,65,0.3),
        0 0 40px rgba(0,255,65,0.1);
}

a {
    text-decoration: none;
    color: inherit;
}

nav, footer {
    padding: 30px;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 30px;
}

nav ul li a {
    position: relative;
    padding: 10px 15px;
    transition: all 0.3s ease;
}

nav ul li a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: #00ff41;
    transition: 0.3s;
}

nav ul li a:hover::after {
    width: 100%;
}

nav ul li a:hover {
    text-shadow: 0 0 5px #00ff41;
    transform: translateY(-2px);
}

nav ul li:not(:last-child)::after {
    content: "|";
    margin-left: 20px;
    margin-right: -10px;
    color: rgba(255,255,255,0.3);
}

.about {
    line-height: 1.6;
}

.about > * {
    margin: 10px 0;
}

h1 {
    margin-bottom: 15px;
}

h2 {
    margin-top: 25px;
}

.list {
    list-style-type: none;
    display: inline-block;
    text-align: left;
}

.list li {
    margin: 5px 0;
    font-weight: bold;
}

.list li::before  {
    content: "▸";
    margin-right: 8px;
    color: #b4ff00;
}

.construction {
    margin-top: 40px;
    padding: 15px;
    border: 1px solid rgba(0,255,65,0.3);
    background: rgba(0,255,65,0.05);
    text-align: center;
    font-size: 2rem;
}

footer {
    text-align: center;
    padding: 30px 20px; /* garante espaço acima e abaixo */
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    border-top: 1px solid rgba(255,255,255,0.2);
}