/* https://material.google.com/style/typography.html */

:root {
  --padding: 16px;
}


html {
    background: rgb(72 190 255);
    margin: 0;
    padding: 0;
}

body {
    margin: 0;
    padding: 64px var(--padding) var(--padding);
}

html,
input {
    color: rgba(0 0 0 / 0.72);
    font-family:
        "Roboto", /* android */
        "San Francisco", /* ios */
        "Helvetica Neue",
        sans-serif;

    /*font-size: 16px; leave to browser default */
}

input[type="text"],
input[type="email"],
textarea {
    font-size: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6  {
    margin: 1em 0;
    font-size: inherit;

    a { color: #000; }
}

header {
    position: fixed;
    z-index: 2;
    top: 0;
    left: 0;
    right: 0;
    padding: 0 var(--padding);
    background: white;
    box-shadow: 0 4px 10px rgba(0 0 0 / 0.15);

    img {
        height: 28px;
        float: right;
        display: block;
        padding: var(--padding);
    }

    a { text-decoration: none; }
}

h1 {
    margin: 0;
    font-size: 155%;
    line-height: 60px;
}

section {
    margin: 1em 0;
}

th {
    text-align: left;
    font-weight: normal;
}

*:first-child   { margin-top: 0 }
*:last-child    { margin-bottom: 0 }


ol {
    display: block;
    margin: 0;
    padding: 0;
    max-width: 36em;
}


ol > li {
    display: block;
    list-style: none;
    margin: var(--padding) 0;
    background: white;
    box-shadow: 2px 2px 3px 0 rgba(0 0 0 / 0.18);
    border-radius: 2px;
    -moz-osx-font-smoothing: grayscale;
    padding: var(--padding);

    &.disabled { opacity: 0.25 }
}


a {
    &:focus { outline: thin dotted; }

    &:active,
    &:hover {
        outline: 0;
    }
}


input[type="submit"] {
    /* style all properties */
    background: rgb(72 72 72);
    color: white;
    border-radius: 3px;
    border: none;
    font-size: inherit;
    padding: 6px var(--padding);
}

input[type=email],
input[type=text] {
    display: block;
    margin: 1em 0;
    background: rgb(246, 246, 246);
    padding: 0 calc(var(--padding) / 2);
    line-height: 34px;
    width: 100%;
    box-sizing: border-box;
    border: none;
}

.message-field {
    height: 100px;
    margin: 1em 10px 1em 0;
    padding-left: calc(var(--padding) / 2);

    textarea {
        background: rgb(246 246 246);
        width: 100%;
        height: 100px;
        padding: 0 calc(var(--padding) / 2);
        line-height: 34px;
    }
}

.file-field {
    height: 34px;
    margin: 1em 0;
    background: rgb(246 246 246);
    padding-left: calc(var(--padding) / 2);

    input[type="file"] {
        line-height: 34px; /* "valign middle" effect */
    }
}

.one-checkbox-field {
    display: inline-block;
    padding: 0 0 0 24px;
    text-indent: -24px;
}

.error-text {
    padding: calc(var(--padding) / 2);
    background: #ffdada;
    color: #ff3333;
}


.info-text { color: rgba(0 0 0 / 0.59) }


.download-link {
    /* Yellow, blue was too identical to my OS' text selection colour; */
    background: #F9FCA1;
    padding: 14px 16px;
    margin: 1em 0;

    table { margin: -2px 0; }

    th,
    td { vertical-align: top; }

    td {
        padding-left: 4px;
        word-break: break-all;
    }

    a,
    code,
    span {
        color: inherit;
        word-break: break-all;
    }

    code { font-size: 1.2em; }
}

.hidden-autofocus {
    display: inline-block;
    width: 0;
    height: 0;
    overflow: hidden;
}


@media screen and (max-width: 500px) {
    header img { display: none }
}