@font-face {
    font-family: "NanumSquareNeo-Light";
    src: url(/static/fonts/NanumSquareNeoTTF-Light.woff2) format("woff2");
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: "NanumSquareNeo-Regular";
    src: url(/static/fonts/NanumSquareNeoTTF-Regular.woff2) format("woff2");
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: "NanumSquareNeo-Bold";
    src: url(/static/fonts/NanumSquareNeoTTF-Bold.woff2) format("woff2");
    font-weight: 600;
    font-display: swap;
}

@font-face {
    font-family: "NanumSquareNeo-ExtraBold";
    src: url(/static/fonts/NanumSquareNeoTTF-ExtraBold.woff2) format("woff2");
    font-weight: 700;
    font-display: swap;
}

@font-face {
    font-family: "NanumSquareNeo-Heavy";
    src: url(/static/fonts/NanumSquareNeoTTF-Heavy.woff2) format("woff2");
    font-weight: 800;
    font-display: swap;
}

:root {
    --font-Light: "NanumSquareNeo-Light";
    --font-Regular: "NanumSquareNeo-Regular";
    --font-Bold: "NanumSquareNeo-Bold";
    --font-ExtraBold: "NanumSquareNeo-ExtraBold";
    --font-Heavy: "NanumSquareNeo-Heavy";
    --navbar-padding: 60px;
    --navbar-font: "NanumSquareNeo-Light";
    --cric-out: cubic-bezier(0, 1, 1, 1);
    --transition-duration: 0.5s;
}

body {
    font-family: var(--font-Regular);
    background: linear-gradient(to right, #303030, #494949);
    color: white;
    text-align: center;
    word-break: keep-all;
}

h1 {
    font-family: var(--font-Heavy);
}

h2 {
    margin-top: 8px;
    margin-bottom: 8px;
}

h3 {
    font-family: var(--font-ExtraBold);
}

p,
a {
    font-family: var(--font-Light);
}

p {
    margin-top: 4px;
    margin-bottom: 4px;
}

a {
    color: gray;
    margin: 4px;
    text-decoration: none;
}

div.button-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

button {
    font-family: var(--font-Bold);
    font-size: 15px;
    background-color: #2e2e2e;
    color: white;
    width: 250px;
    height: 50px;
    border-style: solid;
    border-color: white;
    border-radius: 15px;
    cursor: pointer;
    margin: 8px;

    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

nav {
    position: fixed;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--navbar-padding);
    background: linear-gradient(to right, #303030, #494949);
}

nav a {
    display: inline-block;
    background: #2e2e2e;
    color: white !important;
    padding: 10px 16px;
    border-radius: 15px;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
    transition:
        box-shadow var(--transition-duration) var(--cric-out),
        transform var(--transition-duration) var(--cric-out);
}

nav a:hover {
    box-shadow: 0 0 10px #000;
    transform: scale(1.1);
}

@media (max-width: 768px) {
    nav {
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        gap: 10px;
    }

    nav::-webkit-scrollbar {
        display: none;
    }

    nav a:first-child {
        margin-left: 10px;
    }

    nav a:last-child {
        margin-right: 10px;
    }
}

main {
    padding-top: var(--navbar-padding);
}

summary {
    margin-bottom: 8px;
    cursor: pointer;
}