@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&display=swap');

body {
    font-family: 'Orbitron', sans-serif;
    background-color: #0a0a0a;
    color: #ffffff;
    margin: 0;
    padding: 0;
    text-align: center;
}

/* Estilos del menú */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    background: linear-gradient(90deg, #001f3f, #0074D9);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #00d4ff;
}

.menu {
    display: flex;
    list-style: none;
}

.menu a {
    text-decoration: none;
    color: white;
    padding: 10px 20px;
    transition: all 0.3s ease;
    font-weight: bold;
}

.menu a:hover {
    background-color: white;
    color: #0074D9;
    border-radius: 10px;
}

.section {
    padding: 100px 20px;
    margin-top: 80px;
}

/* Diseño de línea de tiempo para el roadmap */
.roadmap-container {
    position: relative;
    max-width: 800px;
    margin: 50px auto;
}

.roadmap-container::after {
    content: '';
    position: absolute;
    width: 4px;
    background: #00d4ff;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.roadmap-item {
    position: relative;
    background: #222;
    color: white;
    border-radius: 10px;
    padding: 15px;
    width: 45%;
    box-shadow: 0px 0px 10px rgba(0, 255, 255, 0.3);
    margin: 20px 0;
}

.roadmap-item.completed {
    background: #00ff99;
    color: black;
}

.roadmap-item.pending {
    background: #ff4444;
}

/* Alternar elementos a la izquierda y derecha */
.roadmap-item:nth-child(odd) {
    left: 0;
}

.roadmap-item:nth-child(even) {
    left: 50%;
}

footer {
    margin-top: 20px;
    padding: 20px;
    background: linear-gradient(90deg, #0074D9, #001f3f);
    color: white;
}
/* Modal de Login */
.modal {
    display: none; /* Oculto por defecto */
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7); /* Fondo oscuro */
}

.modal-content {
    background-color: #1e1e1e;
    margin: 10% auto;
    padding: 20px;
    border-radius: 8px;
    width: 300px;
    color: #fff;
    text-align: center;
}

.modal-content input[type="text"],
.modal-content input[type="password"] {
    width: 90%;
    padding: 10px;
    margin: 10px 0;
    border: none;
    border-radius: 4px;
}

.modal-content button {
    background-color: #007BFF;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.modal-content button:hover {
    background-color: #0056b3;
}

.close-btn {
    float: right;
    font-size: 24px;
    cursor: pointer;
}

.error-message {
    color: red;
    margin-top: 10px;
}