:root
{
    --color-accent: #D80C49;
    --color-secondary: #AE1246;
    --color-light: #EEEEEE;
    --color-dark: #1D1D1D;

    --font-family: 'Source Sans Pro';
    --font-size: 18px;
    --font-color: var(--color-dark);

    --base-size: 25px;

    --animation-ease-out: cubic-bezier(0.075, 0.82, 0.165, 1);
    --animation-short: .3s;
}

body, html
{
    padding: 0;
    margin: 0;
    outline: 0;
    height: 100%;

    background-color: var(--color-light);

    font-family: var(--font-family);
    font-size: var(--font-size);
    line-height: var(--base-size);
    color: var(--font-color);
}

body, html, #root
{
    width: 100%;
    height: 100%;
}

input
{
    font-family: var(--font-family);
    font-size: var(--font-size);

    padding: 0 calc(.6 * var(--base-size));
    height: calc(2 * var(--base-size));
}

*, *::before, *::after
{
    box-sizing: border-box;
}

/**
 * App
 */

.App
{
    width: 100%;
    height: 100%;
}

.App .TermInput
{
    position: absolute;
    z-index: 2;

    width: 600px;

    top: calc(2 * var(--base-size));
    left: 50%;
    transform: translateX(-50%);
}

/**
 * TermInput
 */

.TermInput
{
    display: flex;
    align-items: center;

    border: 2px solid var(--color-dark);
    border-radius: 2px;
    background: white;

    transition: box-shadow var(--animation-short) var(--animation-ease-out);
}

.TermInput:focus-within
{
    box-shadow:
        -1px -1px 0px var(--color-dark),
        1px -1px 0px var(--color-dark),
        1px 1px 0px var(--color-dark),
        -1px 1px 0px var(--color-dark);
}

.TermInput_term
{
    display: inline-block;
    background: var(--color-secondary);
    color: var(--color-light);

    border-radius: 2px;
    padding: calc(.25 * var(--base-size)) calc(.5 * var(--base-size));
    margin-left: calc(.3 * var(--base-size));
    cursor: pointer;

    transition: background var(--animation-short) var(--animation-ease-out);
}

.TermInput_term:hover
{
    background: var(--color-accent);
}

.TermInput_input
{
    flex: 1;
    border: none;
}

/**
 * Graph
 */

.Graph
{
    position: relative;
    display: block;
    width: 100%;
    height: 100%;

    overflow: hidden;
    user-select: none;
}

.Graph_edgesContainer
{
    position: absolute;
    z-index: 0;

    top: 0;
    left 0;
    width: 100%;
    height: 100%;
}

.Graph_edgesContainer line
{
    stroke: var(--color-dark);
}

.Graph_node
{
    position: absolute;
    z-index: 1;

    display: block;
    transform: translate(-50%, -50%);

    background: white;
    padding: 4px 8px;
}