how can i put curves little above ?

    <div class="box">
        <h1 class="text">we're designing<br>come back later.</h1>
        <div class="bottom">
            <div class="curves"></div>
        </div>
    </div>

@import url("https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,100..900;1,9..144,100..900&display=swap");

$font: (
    font-family: "fraunces",
    font-optical-sizing: auto,
    font-weight: 700,
    font-style: normal,
    font-variation-settings: (
        "SOFT" 0,
        "WONK" 0
    )
);

$primary-color: (#88c574);
$secondary-color: (#fbffdb);

body {
    background-color: $primary-color;
    color: white;
    margin: 0;
    font-family: "fraunces", serif;
    background-image: url("noise-light.png");
    display: grid;
    grid-template-rows: auto 1fr auto; /* Header, Main Content, Footer */
    min-height: 100vh;
}

.box {
    display: grid;
    grid-template-rows: 7fr 3fr; /* 70% top, 30% bottom */
    grid-template-columns: 1fr;
    height: 100vh;

    h1 {
        display: grid;
        place-items: center; /* Center text horizontally and vertically */
        color: #104d00;
        font-family: "fraunces";
        font-optical-sizing: auto;
        font-weight: 900;
        font-style: normal;
        font-variation-settings: ("SOFT" 0, "WONK" 0);
        font-size: 4rem;
        text-align: center;
        margin: 0;
        height: 70vh;
        
    }

    .bottom {
        display: grid;
        position: relative;
        background-color: #104d00;
        align-items: start; /* Push curves to the bottom */
        justify-items: stretch;

        .curves {
            height: 2.5rem;
            width: 100%;
            background-repeat: repeat-x;
            background-size: contain;
            background-image: url("curves.svg");
        }
    }
}

body {
    background-color: $primary-color;
    color: white;
    margin: 0;
    background-image: url("noise-light.png");
}

.box {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    height: 100vh;

    .text {
        align-content: center;
    }

    h1 {
        color: #104d00;
        font-family: "fraunces";
        font-optical-sizing: auto;
        font-weight: 900;
        font-style: normal;
        font-variation-settings: ("SOFT" 0, "WONK" 0);
        font-size: 4rem;
        text-align: center;
        margin: 0 auto 0 auto;
        height: 70vh;
    }

    .bottom {
        background-color: #104d00;
        height: 30vh;
        margin: 0;
        bottom: 0;
        left: 0;
        z-index: 0 !important;


        .curves {
            position: absolute;
            bottom: 0; /* Align to the bottom */
            width: 100%;
            height: 2rem;

            &::after {
                content: "";
                width: 100%;
                height: 100%;
                position: absolute;
                bottom: 0;
                left: 0;
                background-repeat: repeat-x;
                background-size: contain;
                background-image: url("curves.svg");
            }
        }
    }
}