/*! d1css v1.0.32 */

body {
    --text: #000;
    --bg: #fff;
    --bg-pane: rgba(0, 0, 0, .05);
    --border: thin solid rgba(0, 0, 0, .16);
    --shade: 0 .2em .8em rgba(0, 0, 0, .3);
    --bg-hilite: rgba(0, 0, 0, .05);
    --text-hilite: inherit;
    --focus: rgba(0, 0, 0, .1);
    --focus-danger: rgba(255, 100, 100, .3);
    --hover: #07f;
    --bg-btn: var(--link);
    --text-btn: var(--bg);
    --rad: .2;
    --gap: 1;
    --gap-rate: .5;
    --topbar: 3.2rem;
    --text-danger: #c00;
    --text-warning: #c70;
    --text-info: #07a;
    --text-success: #181;
    --text-lite: #999;
    --text-nav: #03b;
    --text-vis: #80b;
    --bg-danger: #fcc;
    --bg-warning: #ffe699;
    --bg-info: #bef;
    --bg-success: #cec;
    --bg-lite: #eee;
    --bg-nav: #cdf;
    --bg-vis: #ecf;
    --btn-danger: #d11;
    --btn-warning: #e70;
    --btn-info: #08a;
    --btn-success: #181;
    --btn-lite: #888;
    --btn-nav: #04b;
    --btn-vis: #90b;
    --link: var(--text-nav);
    --visited: var(--text-vis);
    --radius: calc(var(--rad)*1em);
    --gap-n: calc(var(--gap)*1em);
    --gap-s: calc(var(--gap-n)*0.5);
    --gap-xs: calc(var(--gap-n)*0.2);
    --gap-l: calc(var(--gap-n)*2);
    --gaps-n: calc(var(--gap-n)*var(--gap-rate)) var(--gap-n);
    --gaps-s: calc(var(--gap-s)*var(--gap-rate)) var(--gap-s);
    --gaps-l: calc(var(--gap-l)*var(--gap-rate)) var(--gap-l);
}

.invert {
    --text: #fff;
    --bg: #222;
    --bg-pane: rgba(255, 255, 255, .15);
    --border: thin solid rgba(255, 255, 255, .2);
    --bg-hilite: rgba(255, 255, 255, .15);
    --focus: rgba(255, 255, 255, .4);
    --focus-danger: rgba(220, 50, 50, 1);
    --hover: #ff7;
    --bg-btn: #36e;
    --text-btn: #fff;
    --text-danger: #faa;
    --text-warning: #fb6;
    --text-info: #bdf;
    --text-success: #beb;
    --text-lite: #bbb;
    --text-nav: #ec6;
    --text-vis: #ec6;
    --bg-danger: #d00;
    --bg-warning: #c60;
    --bg-info: #07a;
    --bg-success: #292;
    --bg-lite: #777;
    --link: var(--text-nav);
    --visited: var(--text-vis);
}

button, input, select, textarea {
    margin: 0;
    box-sizing: border-box;
}

html {
    box-sizing: content-box;
}

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

img, embed, iframe, object, audio, video {
    max-width: 100%;
}

img, iframe {
    border: 0;
}

img {
    object-fit: cover;
}

html, body, li, dl, dt, dd, legend, iframe {
    margin: 0;
    padding: 0;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

td, th {
    padding: 0;
    text-align: left;
}

button, [type="submit"], [type="search"] {
    -webkit-appearance: none;
}

button::-moz-focus-inner, [type="submit"]::-moz-focus-inner {
    border: none;
}

input, button, select, textarea {
    font: inherit;
}

body {
    font: 120%/1.5 "pt sans", Roboto, "Segoe UI", sans-serif;
}

body, .invert {
    color: var(--text);
    background-color: var(--bg);
}

main {
    display: block;
}

ul, ol, dl, blockquote, pre, hr, p, figure {
    margin: var(--gap-n) 0;
}

h1, h2, h3, h4, h5, h6 {
    margin: 3rem 0 1.5rem 0;
    line-height: 1.2;
    padding-right: 3em;
}

h1+h2, h2+h3, h3+h4, h4+h5, h5+h6 {
    margin-top: 2rem;
}

h1.mar, h2.mar, h3.mar {
    margin: calc(var(--gap)*1rem) 0;
}

.nobr {
    white-space: nowrap;
}

h1 {
    font-size: 200%;
}

h2 {
    font-size: 150%;
}

h3 {
    font-size: 117%;
}

h4 {
    font-size: 100%;
}

h5 {
    font-size: 83%;
}

h6 {
    font-size: 67%;
}

blockquote, pre, fieldset {
    padding: var(--gaps-n);
}

pre, code {
    font-family: monospace;
    white-space: pre-wrap;
}

pre {
    overflow: auto;
    max-height: 80vh;
    padding: var(--gap-n);
}

code {
    padding: 0 var(--gap-xs);
}

pre code {
    padding: 0;
}

abbr {
    border-bottom: thin dotted;
}

a {
    color: var(--link);
}

:visited {
    color: var(--visited);
}

.nav a, a[href^="#"] {
    color: var(--link);
}

a.act, a:hover {
    color: var(--hover);
}

a:not([href]) {
    color: inherit;
}

abbr, a {
    text-decoration: none;
}

a.pad, a.btn {
    display: inline-block;
    line-height: normal;
}

.hover:not(table) a:hover, .hover:not(table) .act, a.hover:hover, a.hover.act,
table.hover tr:hover {
    color: var(--text-hilite);
    background-color: var(--bg-hilite);
}

table.hover tr:hover a {
    color: var(--text-hilite);
}

svg {
    fill: currentColor;
}

.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    transform: translate(0, .15em) scale(1.2);
}

.icon:not(:last-child) {
    margin-right: var(--gap-s);
}

ul {
    list-style: disc outside;
}

ul, ol {
    padding: 0 0 0 calc(var(--gap-n)*1.5);
}

li ul, li ol {
    margin: var(--gap-xs) 0;
}

dt {
    font-weight: bold;
}

dt, dd {
    margin-bottom: var(--gap-s);
}

th, td {
    padding: var(--gaps-s);
    vertical-align: top;
    background-clip: padding-box;
}

table tr>*, fieldset, hr, .roll>table {
    border: var(--border);
}

input, select {
    max-width: 100%;
}

textarea {
    width: 100%;
}

hr {
    border-width: thin 0 0 0;
}

table.let tr>* {
    border-width: 0 0 thin 0;
}

table.let tr:last-child>* {
    border-width: 0;
}

table.shift {
    width: 100%;
    margin: 0;
}

.roll {
    overflow-x: auto;
}

.roll>table {
    border-width: medium;
}

form>p, form>.row {
    margin: var(--gap-s) 0;
}

form>table tr>* {
    border: none;
}

.target, .toggle {
    z-index: 10;
}

.pop>div {
    z-index: 20;
}

.nav ul {
    z-index: 30;
}

.close {
    position: absolute;
    top: 0;
    right: 0;
}

.close.l {
    top: auto;
    bottom: 0;
}

.fix {
    z-index: 5;
    position: fixed;
    top: 0;
    left: 0;
}

.fix.r {
    left: auto;
    right: 0;
}

.fix.l {
    top: auto;
    bottom: 0;
}

.nav li, .pop, .item {
    position: relative;
}

ul.nav {
    display: flex;
    flex-wrap: wrap;
}

.nav.let {
    display: block;
}

.nav.let ul {
    top: 90%;
    left: 3em;
}

ul.nav, .nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav li>:not(ul) {
    display: block;
    padding: var(--gaps-n);
    height: 100%;
    box-sizing: border-box;
}

.nav.center li>:not(ul) {
    display: flex;
    align-items: center;
}

.nav li>form {
    padding: calc(var(--gap-n)*var(--gap-rate) - var(--gap-xs)) var(--gap-n);
}

.nav li>a:nth-last-child(2):after {
    position: static;
    display: inline-block;
    content: '\a0\a0\203a';
    color: var(--text-lite);
}

.nav ul li>a:nth-last-child(2):after {
    position: absolute;
    right: .5em;
    top: .5em;
}

.pop {
    display: inline-block;
}

.nav ul, .pop>div {
    background: var(--bg);
    background-clip: padding-box;
}

.nav ul, .pop>div {
    position: absolute;
    left: 0;
    top: 100%;
    min-width: 12em;
    max-width: 80vw;
}

.nav ul ul {
    left: 100%;
    top: 0;
}

.dlg {
    z-index: 100;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-clip: padding-box;
    min-width: 16em;
    max-width: 70%;
    max-height: 80vh;
    overflow: auto;
}

.full {
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    box-sizing: border-box;
}

.dlg.let {
    width: 70%;
}

.dlg.full {
    height: 100vh;
}

.full.center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.drawer[class] {
    z-index: 80;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 80%;
    max-width: 20em;
    box-sizing: border-box;
    overflow-y: auto;
    transition: left .3s;
}

.drawer:not(:target):not([class*="toggle"]), .drawer.off {
    left: -21em;
}

.drawer.shift[id] {
    left: auto;
    right: 0;
    transition-property: right;
}

.drawer.shift:not(:target):not([class*="toggle"]), .drawer.shift.off {
    right: -21em;
}

.gal a:target {
    z-index: 90;
    color: #fff;
    background: #000 50% 50% / contain no-repeat;
    background-image: var(--img);
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;
    box-shadow: inset 0 3em 3em -1.5em rgba(0, 0, 0, .3);
    border-bottom: 10em solid #000;
    outline: none;
}

.gal a:target+a {
    background-image: var(--img);
    background-position: 999em 999em;
}

.gal a:not([id]), .gal a:after {
    z-index: 91;
    position: fixed;
    top: 0;
    color: #fff;
    padding: 0 calc(var(--gap-n)/2);
}

.gal a[data-caption]:after {
    content: attr(data-caption);
    left: 0;
    display: block;
}

.gal a:not([id]) {
    right: 0;
}

.topbar {
    z-index: 70;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--topbar);
    align-items: center;
    transition: top .2s;
    background-color: var(--bg);
}

.topbar.let {
    z-index: 71;
}

.topbar.off {
    top: calc(-0.1rem - var(--topbar));
}

.topbar+* {
    margin-top: var(--topbar);
}

.topbar~* h1[id], .topbar~* h2[id], .topbar~* h3[id], .topbar~* h4[id],
.topbar~* h5[id], .topbar~* h6[id] {
    margin-top: 0;
    padding-top: calc(.5rem + var(--topbar));
}

.hide[class], .gal>*, a.act>.is-off, a:not(.act)>.is-on, .target:not(:target),
.tabs+div>div:not(:target):not(:last-child):not(.toggle),
.tabs+div>div:target:not(.toggle)~*, .dlg:not(:target):not(.toggle),
.drawer:not(:target):not(.toggle), .nav li:not(:hover)>ul:not(.toggle),
.pop:not(:hover)>div:not(.toggle), .toggle.off {
    display: none;
}

.drawer, .gal a:target, .gal a:target~a:not([id]) {
    display: block !important;
}

.topbar {
    display: flex !important;
}

@media (max-width: 899px) {
    .hide-mobile[class], .target-mobile:not(:target), .toggle-mobile.off {
        display: none;
    }
}

@media (min-width: 900px) {
    .hide-desktop[class], .target-desktop:not(:target), .toggle-desktop.off {
        display: none;
    }
}

.bg, blockquote, pre, code, thead, tfoot {
    background-color: var(--bg-pane);
}

pre code {
    background: none;
}

mark {
    background-color: var(--bg-warning);
}

.row {
    display: flex;
    list-style: none;
    padding: 0;
}

.row>* {
    flex: 1;
    min-width: 0;
}

.row>*:not(:last-child):not(.center) {
    margin-right: var(--gap-n);
}

.row>.col-0 {
    flex: 0 1 auto;
}

.row>.col-2 {
    flex: 2;
}

.row>.col-3 {
    flex: 3;
}

.row.let {
    flex-wrap: wrap;
}

.row.let>* {
    flex: none;
}

.row.center {
    align-items: center;
}

.shift {
    margin-left: auto;
}

@media (max-width: 899px) {
    body {
        font-size: medium;
    }

    ul.flip, .flip {
        display: block;
    }

    .row.flip[class]>* {
        margin-right: 0;
    }

    .row.flip.mar[class]>*+*:not(.mar) {
        margin-top: var(--gap-xs);
    }

    form>table tr, form>table tr>* {
        display: block;
        padding: 0;
    }

    form>table tr {
        padding-bottom: var(--gap-s);
    }

    .nav.flip ul {
        left: 3em;
        top: 90%;
    }

    .nav:not(.let):not(.flip)>li.shift>ul:not(.toggle),
    .nav:not(.let):not(.flip)>li.shift~li>ul:not(.toggle) {
        left: auto;
        right: 0;
    }
}

@media (min-width: 900px) {
    form>.row>:first-child:not(:only-child),
    fieldset>*>.row>:first-child:not(:only-child) {
        text-align: right;
        flex: .3;
    }

    form>table td:first-child:not([colspan]) {
        text-align: right;
        width: 12em;
    }

    fieldset table td:first-child:not([colspan]) {
        width: calc(12em - var(--gap-n) - var(--gap-s));
    }

    .dlg {
        min-width: 20em;
    }

    .dlg.pad {
        padding: var(--gaps-l);
    }

    .stick {
        z-index: 3;
        position: sticky;
        top: 0;
        max-height: 100vh;
        align-self: flex-start;
        overflow: auto;
        box-sizing: border-box;
    }

    .topbar~* .stick {
        top: var(--topbar);
        max-height: calc(100vh - var(--topbar));
    }

    .nav:not(.let)>li.shift>ul:not(.toggle),
    .nav:not(.let)>li.shift~li>ul:not(.toggle), .pop>div.shift:not(.toggle) {
        left: auto;
        right: 0;
    }
}

@media screen {
    .hide-screen {
        display: none !important;
    }

    .wrap {
        max-width: 60em;
    }

    .read {
        max-width: 40em;
    }

    input, button, select, textarea {
        padding: var(--gap-xs);
        line-height: normal;
    }

    input, button, select, textarea, .btn {
        border: thin solid #aaa;
    }

    .btn, button, [type="submit"] {
        padding: var(--gaps-n);
        border-radius: var(--radius);
        margin: var(--gap-xs) 0;
        border-color: transparent;
        cursor: pointer;
    }

    form>.btn, form>button, form>[type="submit"], form>a>button {
        padding: var(--gap-xs) var(--gap-s);
        margin: 0;
    }

    .btn.fit {
        padding: 0 var(--gap-s);
    }

    a.btn:hover, button:hover:not([disabled]),
    [type="submit"]:hover:not([disabled]), a.btn:focus, button:focus,
    input:focus, select:focus, textarea:focus, [contenteditable]:focus {
        box-shadow: 0 0 0 .15em var(--focus);
        outline: none;
    }

    button[disabled], [type="submit"][disabled] {
        opacity: .5;
    }

    input[readonly] {
        background-color: var(--bg-lite);
    }

    [name]:invalid, [name]:invalid~.subinput {
        border-color: var(--text-danger);
    }

    [type="checkbox"]:invalid+span, [type="radio"]:invalid+span {
        color: var(--text-danger);
    }

    [name]:invalid:focus, [name]:invalid~.subinput:focus {
        box-shadow: 0 0 0 .15em var(--focus-danger);
    }

    :valid~.text-e, :invalid~.text-y, .js-unhint :invalid~.text-e,
    .js-unhint:invalid~.text-e {
        display: none;
    }

    input[type="range"], input[type="color"] {
        vertical-align: middle;
        padding: unset;
    }

    input[type="range"] {
        border: initial;
    }

    .btn[class], button, [type="submit"] {
        background-color: var(--bg-btn);
        color: var(--text-btn);
    }

    .btn .icon, button .icon {
        color: var(--text-btn);
    }

    .btn[class].hover, button.hover, [type="submit"].hover {
        background: none;
        color: inherit;
    }

    .icon {
        color: var(--text-lite);
    }

    [class*="text-"]>.icon[class] {
        color: inherit;
    }

    .text-n[class] {
        color: var(--text-lite);
    }

    .text-i[class] {
        color: var(--text-info);
    }

    .text-y[class] {
        color: var(--text-success);
    }

    .text-w[class] {
        color: var(--text-warning);
    }

    .text-e[class] {
        color: var(--text-danger);
    }

    .bg-n[class] {
        background-color: var(--bg-lite);
    }

    .bg-i[class] {
        background-color: var(--bg-info);
    }

    .bg-y[class] {
        background-color: var(--bg-success);
    }

    .bg-w[class] {
        background-color: var(--bg-warning);
    }

    .bg-e[class] {
        background-color: var(--bg-danger);
    }

    .btn.bg-n, button.bg-n[class], [type="submit"].bg-n {
        background-color: var(--btn-lite);
    }

    .btn.bg-i, button.bg-i[class], [type="submit"].bg-i {
        background-color: var(--btn-info);
    }

    .btn.bg-y, button.bg-y[class], [type="submit"].bg-y {
        background-color: var(--btn-success);
    }

    .btn.bg-w, button.bg-w[class], [type="submit"].bg-w {
        background-color: var(--btn-warning);
    }

    .btn.bg-e, button.bg-e[class], [type="submit"].bg-e {
        background-color: var(--btn-danger);
    }

    @keyframes yellowfade {
        0% {
        }

        30% {
            background-color: #ffc;
        }

        100% {
        }
    }

    .yel:target {
        animation-name: yellowfade;
        animation-duration: 2s;
    }
}

@media print {
    .hide-print {
        display: none !important;
    }

    .full {
        page-break-before: always;
    }

    body {
        font: 12pt/1.3 serif;
        background: none;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }

    pre, blockquote {
        border-left: var(--border);
    }

    input, select, textarea {
        border-width: 0 0 thin 0;
    }

    button, [type="submit"], .btn {
        border: var(--border);
        padding: var(--gaps-s);
    }
}

.pop>div, .nav ul, .dlg, .drawer {
    box-shadow: var(--shade);
    background-color: var(--bg);
    text-align: left;
}

.shade {
    box-shadow: var(--shade);
}

.tabs li {
    margin-right: calc(var(--gap-n)/4);
}

.dlg {
    border: 500em solid rgba(0, 0, 0, .7);
}

.dlg.full {
    border: none;
}

.dlg.rad {
    border-radius: calc(500em + var(--radius));
}

.tabs.rad a {
    border-radius: var(--radius) var(--radius) 0 0;
}

.fit {
    margin: 0;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

.fit:not(hr) {
    border: none;
}

ul.fit li {
    list-style: none;
}

table.fit>*>tr>*, .roll>table.fit {
    border: none;
}

a.let {
    color: inherit;
}

.center {
    margin: 0 auto;
}

.mar {
    margin: var(--gap-n) 0;
}

form .mar {
    margin: var(--gap-s) 0;
}

.pad {
    padding: var(--gaps-n);
}

.bord {
    border: var(--border);
}

.rad {
    border-radius: var(--radius);
}

.small {
    font-size: 85%;
}

.l {
    text-align: left;
}

.c {
    text-align: center;
}

.r {
    text-align: right;
}

.narrow {
    max-width: 16em;
}

@media (max-width: 899px) {
    .js table.flip {
        width: 100%;
        box-sizing: border-box;
    }

    .js table.flip thead {
        display: none;
    }

    .js table.flip tr:not(.hide) {
        display: flex;
        flex-wrap: wrap;
        margin: var(--gap-n) 0;
        padding: var(--gap-n);
        box-shadow: var(--shade);
        background-color: var(--bg);
    }

    .js table.flip.let tr {
        box-shadow: none;
        border: var(--border);
    }

    .js table.flip tr>* {
        display: block;
        width: 50%;
        box-sizing: border-box;
        text-align: left;
        border: none;
    }

    .js table.flip .th-dup {
        display: block;
    }
}

@media (max-width: 640px) {
    .js table.flip tr>* {
        width: 100%;
    }
}

.input-tools a {
    color: inherit;
}