body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f0f2f5;
    margin: 0;
    min-height: 100vh;
}

/* Centrado vertical y horizontal del contenido principal */
.content {
    max-width: 500px;
    margin: 0 auto 0 auto; /* Espacio arriba para la barra */
    padding: 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 80px); /* Resta la altura de la barra */
}

.login-container {
    text-align: center;
}

.login-box {
    background-color: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    width: 320px;
}

h1 {
    font-size: 24px;
    color: #333;
    margin-bottom: 24px;
}

.input-group {
    margin-bottom: 16px;
}

.input-group input {
    width: calc(100% - 20px);
    padding: 12px 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
}

.login-button {
    width: 80%;
    padding: 40px;
    background-color: #007aff;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

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

.guest-link {
    display: block;
    margin-top: 20px;
    font-size: 14px;
    color: #007aff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.guest-link:hover {
    color: #0056b3;
}

/* boton basquet platense */
.extra-block {
    margin: 10px 10;
    text-align: center;
}
.extra-button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #2d89ef;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

/* Barra superior */
.top-bar {
    width: 100%;
    background: #fff;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 10px 00px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

/* Botón de logout */
.logout-btn {
    background: #e53935;
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    transition: background 0.2s;
}
.logout-btn:hover {
    background: #b71c1c;
}

/* Grupo de botones */
.button-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    margin-top: 30px;
}

/* Botones principales */
.main-btn {
    padding: 18px 18px;
    font-size: 1.2rem;
    background: #2d89ef;
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}
.main-btn:hover {
    background: #1b5fa7;
}

/* Responsive para móviles */
@media (max-width: 600px) {
    .content {
        max-width: 100%;
        padding: 10px;
    }
    .main-btn {
        font-size: 1rem;
        padding: 14px 0;
    }
    .top-bar {
        padding: 8px 10px;
    }
}