@font-face {
    font-family: "heonian";
    src: url("./font.otf");
}

@keyframes clearly-cheating {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    50% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

:root {
    --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
    --font-h: "heonian", "Helvatica Neue", Helvetica, Arial, sans-serif;
    --nice-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --grey: rgb(226, 226, 226);
    --darkgrey: rgb(150, 150, 150);
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font);
}

a {
    color: rgb(119, 205, 233);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    cursor: pointer;
}

.heonian {
    font-family: "heonian";
}

header {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-flow: row wrap;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--grey);
}

header * {
    margin: 8px;
}

header #search {
    flex-grow: 1;
    white-space: nowrap;
    overflow-x: hidden;
}

header #search button {
    all: unset;
    position: relative;
    left: -64px;
    top: -2px;
    width: 48px;
    text-align: center;
    height: 2rem;
    border-left: 1px solid var(--grey);
}

header input {
    height: 2rem;
    font-size: 1.5rem;
    font-family: var(--font-h);
    padding: 4px;
    padding-right: calc(4px + 48px); /* space for heonian ime button */
    border: 1px solid var(--grey);
    border-radius: 4px;
    font-weight: 100;
    transition: border-color 0.3s;
    width: calc(100% - 52px - 24px);
}

header input:focus {
    outline: none;
    border: 1px solid var(--darkgrey);
}

header span.heonian {
    font-size: 1.5rem;
}

header.fullscreen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    flex-flow: column;
    justify-content: center;
    padding-bottom: 0px;
    border-bottom: none;
}

header.fullscreen span.heonian {
    font-size: 8rem;
}

header.fullscreen #search {
    flex-grow: 0;
    max-width: 500px;
}

.header-animation {
    animation: clearly-cheating 1s ease-in-out;
}

.header-animation-reverse {
    animation: clearly-cheating 1s ease-in-out reverse;
}