:root {
    --fore: black;
    --back: white;
    --accent: #AEA04B;

    --fore-accent: black;
    --back-accent: color-mix(in srgb, var(--back) 50%, var(--accent) 50%);
    --fore-dark: black;
    --back-dark: color-mix(in srgb, var(--back) 30%, var(--accent) 70%);

    --fore-nav: black;
    --back-nav: color-mix(in srgb, var(--back) 25%, var(--accent) 75%);
}

html,
body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;


}

header {
    display: flex;
    position: sticky;
    top: 0;
    left: 0;
    padding: 1em;
    text-align: start;

    justify-content: space-between;
    align-items: center;

    background-color: var(--back-nav);
    color: var(--fore-nav);
}

.scroll header {
    box-shadow: 0 0 10px var(--back-nav);
}

header>h1 {
    display: inline;
    margin: 0;
    padding: 0;
    text-align: start;
}

main {
    display: flex;
    flex-direction: column;
    width: 60dvw;
    padding: 10px 20dvw;
}

nav {
    display: flex;
    flex-direction: row;
    justify-content: end;
    align-items: center;
    gap: 0px;
}

nav>a {
    text-decoration: none;
    color: var(--fore-nav);
}

nav>a:hover {
    color: var(--fore-accent);
}

nav>a:not(:first-child)::before {
    content: '-';
    padding: 1em;
}

form {
    gap: 10px;
}

button,
input {
    background-color: var(--back-accent);
    color: var(--fore-accent);

    border: none;
    border-radius: 10px;
    /* margin: 10px 0; */
    padding: 10px;

    transition: background-color 0.5s, color 0.5s;
}

input {
    padding: 15px;
}

button:hover,
button:focus,
input:hover,
input:active,
input:focus {
    background-color: var(--accent);
    color: var(--fore);
}

input {
    outline: 1px solid var(--fore);
}

input:active,
input:focus {
    outline: 3px solid var(--back-dark);
}

button {
    cursor: pointer;
    font-size: calc(1em + 5px);
}

label {
    display: flex;
    flex-direction: column;
    gap: 5px;
    justify-content: center;
}

button:disabled,
button:hover:disabled,
input:hover:disabled,
input:disabled {
    cursor: not-allowed;
    filter: grayscale(50%);
}