peisar 1.0.0

/* Classless.css v1.1

Table of Contents:
 1. Theme Settings
 2. Reset
 3. Base Style
 4. Extras  (remove unwanted)
 5. Classes  (remove unwanted)
*/

/* 1. Theme Settings ––––––––––––––––––––-–––––––––––––– */

:root,
html[data-theme="light"] {
  --rem: 12pt;
  --width: 50rem;
  --navpos: absolute; /* fixed | absolute */
  --font-p: 1em/1.7 "Open Sans", "DejaVu Sans", FreeSans, Helvetica, sans-serif;
  --font-h:
    0.9em/1.5 "Open Sans", "DejaVu Sans", FreeSans, Helvetica, sans-serif;
  --font-c: 0.9em/1.4 "DejaVu Sans Mono", monospace;
  --border: 1px solid var(--cmed);
  --ornament: "‹‹‹ ›››";
  /* foreground   | background color */
  --cfg: #433;
  --cbg: #fff;
  --cdark: #888;
  --clight: #f5f6f7;
  --cmed: #d1d1d1;
  --clink: #07c;
  --cemph: #088;
  --cemphbg: #0881;
}

/* 2. Reset –––––––––––––––––––––––––––––––––––––––––––– */

/* reset block elements  */
* {
  box-sizing: border-box;
  border-spacing: 0;
  margin: 0;
  padding: 0;
}
header,
footer,
figure,
video,
details,
blockquote,
ul,
ol,
dl,
fieldset,
pre,
pre > code {
  display: block;
  margin: 0.5rem 0 1rem;
  width: 100%;
  overflow: auto hidden;
  text-align: left;
}
video,
summary,
input,
select {
  outline: none;
}

/* reset clickable things  (FF Bug: select:hover prevents usage) */
a,
button,
select,
summary {
  color: var(--clink);
  cursor: pointer;
}

/* 3. Base Style ––––––––––––––––––––––––––––––––––––––– */
html {
  font-size: var(--rem);
  background: var(--cbg);
}
body {
  position: relative;
  margin: auto;
  max-width: var(--width);
  font: var(--font-p);
  color: var(--cfg);
  padding: 3rem 0.6rem 0;
  overflow-x: hidden;
}
body > footer {
  margin: 10rem 0 0;
  font-size: 90%;
}
p {
  margin: 0.6em 0;
}

/* links */
a[href] {
  text-decoration: underline solid 1.5px var(--cmed);
  text-underline-position: under;
}
a[href^="#"] {
  text-decoration: none;
}
a:hover,
button:not([disabled]):hover,
summary:hover,
select:hover {
  filter: brightness(92%);
  color: var(--cemph);
  border-color: var(--cemph);
}

/* lists */
ul,
ol,
dl {
  margin: 1rem 0;
  padding: 0 0 0 2em;
}
li:not(:last-child),
dd:not(:last-child) {
  margin-bottom: 0.5rem;
}
dt {
  font-weight: bold;
}

/* headings */
h1,
h2,
h3,
h4,
h5 {
  margin: 1.5em 0 0.5rem;
  font: var(--font-h);
  line-height: 1.2em;
  clear: both;
}
h1 + h2,
h2 + h3,
h3 + h4,
h4 + h5 {
  margin-top: 0.5em;
  padding-top: 0;
} /* non-clashing headings */
h1 {
  font-size: 2.2em;
  font-weight: 300;
}
h2 {
  font-size: 2em;
  font-weight: 300;
  font-variant: small-caps;
}
h3 {
  font-size: 1.5em;
  font-weight: 400;
}
h4 {
  font-size: 1.1em;
  font-weight: 700;
}
h5 {
  font-size: 1.2em;
  font-weight: 400;
  color: var(--cfg);
}
h6 {
  font-size: 1em;
  font-weight: 700;
  font-style: italic;
  display: inline;
}
h6 + p {
  display: inline;
}

/* tables */
td,
th {
  padding: 0.5em 0.8em;
  text-align: right;
  border-bottom: var(--border);
  white-space: nowrap;
  font-size: 95%;
}
thead th[colspan] {
  padding: 0.2em 0.8em;
  text-align: center;
}
thead tr:not(:only-child) td {
  padding: 0.2em 0.8em;
}
thead + tbody tr:first-child td {
  border-top: var(--border);
}
td:first-child,
th:first-child {
  text-align: left;
}
tr:hover {
  background-color: var(--clight);
}
table img {
  display: block;
}

/* figures */
img,
svg {
  max-width: 100%;
  vertical-align: text-top;
  object-fit: cover;
}
p > img:not(:only-child) {
  float: right;
  margin: 0 0 0.5em 0.5em;
}
figure > img {
  display: inline-block;
  width: auto;
}
figure > img:only-of-type,
figure > svg:only-of-type {
  max-width: 100%;
  display: block;
  margin: 0 auto 0.4em;
}
figure > *:not(:last-child) {
  margin-bottom: 0.4rem;
}

/* captions */
figcaption,
caption {
  text-align: left;
  font: var(--font-h);
  color: var(--cdark);
  width: 100%;
}
figcaption > *:first-child,
caption > *:first-child {
  display: inline-block;
  margin: 0;
}
table caption:last-child {
  caption-side: bottom;
  margin: 0.5em 0;
}

/* code */
pre > code {
  margin: 0;
  position: relative;
  padding: 0.8em;
  border-left: 0.4rem solid var(--cemph);
}
code,
kbd,
samp {
  padding: 0.2em;
  font: var(--font-c);
  background: var(--clight);
  border-radius: 4px;
}
kbd {
  border: 1px solid var(--cmed);
}

/* misc */
blockquote {
  border-left: 0.4rem solid var(--cmed);
  padding: 0 0 0 1rem;
}
time {
  color: var(--cdark);
}
hr {
  border: 0;
  border-top: 0.1rem solid var(--cmed);
}
nav {
  width: 100%;
  background-color: var(--clight);
}
::selection,
mark {
  background: var(--clink);
  color: var(--cbg);
}

/* 4. Extra Style –––––––––––––––––––––––––––––––––––––– */

/* Auto Numbering: figure/tables/headings/cite */
article {
  counter-reset: h2 0 h3 0 tab 0 fig 0 lst 0 ref 0 eq 0;
}
article figure figcaption:before {
  color: var(--cemph);
  counter-increment: fig;
  content: "Figure " counter(fig) ": ";
}

/* subfigures */
figure {
  counter-reset: subfig 0;
}
article figure figure {
  counter-reset: none;
}
article figure > figure {
  display: inline-grid;
  width: auto;
}
figure > figure:not(:last-of-type) {
  padding-right: 1rem;
}
article figure figure figcaption:before {
  counter-increment: subfig 1;
  content: counter(subfig, lower-alpha) ": ";
}

/* listings */
article figure pre + figcaption:before {
  counter-increment: lst 1;
  content: "Listing " counter(lst) ": ";
}

/* tables */
figure > table:only-of-type {
  margin: 0.5em auto !important;
  width: fit-content;
}
article figure > table caption {
  display: table-caption;
  caption-side: bottom;
}
article figure > table + figcaption:before,
article table caption:before {
  color: var(--cemph);
  counter-increment: tab 1;
  content: "Table " counter(tab) ": ";
}

/* headings */
article h2,
h3 {
  position: relative;
}
article h2:before,
article h3:before {
  display: inline-block;
  position: relative;
  font-size: 0.6em;
  text-align: right;
  vertical-align: baseline;
  left: -1rem;
  width: 2.5em;
  margin-left: -2.5em;
}
article h1 {
  counter-set: h2;
}
article h2:before {
  counter-increment: h2;
  content: counter(h2) ". ";
  counter-set: h3;
}
article h3:before {
  counter-increment: h3;
  content: counter(h2) "." counter(h3) ". ";
}
@media (max-width: 60rem) {
  h2:before,
  h3:before {
    display: none;
  }
}

/* tooltip + citation */
article p > cite:before {
  padding: 0 0.5em 0 0;
  counter-increment: ref;
  content: " [" counter(ref) "] ";
  vertical-align: super;
  font-size: 0.6em;
}
article p > cite > *:only-child {
  display: none;
}
article p > cite:hover > *:only-child,
[data-tooltip]:hover:before {
  display: inline-block;
  z-index: 40;
  white-space: pre-wrap;
  position: absolute;
  left: 1rem;
  right: 1rem;
  padding: 1em 2em;
  text-align: center;
  transform: translateY(calc(-100%));
  content: attr(data-tooltip);
  color: var(--cbg);
  background-color: var(--cemph);
  box-shadow: 0 2px 10px 0 black;
}
[data-tooltip],
article p > cite:before {
  color: var(--clink);
  border: 0.8rem solid transparent;
  margin: -0.8rem;
}
abbr[title],
[data-tooltip] {
  cursor: help;
}

/* navbar */
nav + * {
  margin-top: 3rem;
}
body > nav,
header nav {
  position: var(--navpos);
  top: 0;
  left: 0;
  right: 0;
  z-index: 41;
  box-shadow:
    0vw -50vw 0 50vw var(--clight),
    0 calc(-50vw + 2px) 4px 50vw var(--cdark);
}
nav ul {
  list-style-type: none;
}
nav ul:first-child {
  margin: 0;
  padding: 0;
  overflow: visible;
}
nav ul:first-child > li {
  display: inline-block;
  margin: 0;
  padding: 0.8rem 0.6rem;
}
nav ul > li > ul {
  display: none;
  width: auto;
  position: absolute;
  margin: 0.5rem 0;
  padding: 1rem 2rem;
  background-color: var(--clight);
  border: var(--border);
  border-radius: 4px;
  z-index: 42;
}
nav ul > li > ul > li {
  white-space: nowrap;
}
nav ul > li:hover > ul {
  display: block;
}
@media (max-width: 40rem) {
  nav ul:first-child > li:first-child:after {
    content: " \25BE";
  }
  nav ul:first-child > li:not(:first-child):not(.sticky) {
    display: none;
  }
  nav ul:first-child:hover > li:not(:first-child):not(.sticky) {
    display: block;
    float: none !important;
    padding: 0.3rem 0.6rem;
  }
}

/* details/cards */
summary > * {
  display: inline;
}
.card,
details {
  display: block;
  margin: 0.5rem 0 1rem;
  padding: 0 0.6rem;
  border-radius: 4px;
  overflow: hidden;
}
.card,
details[open] {
  outline: 1px solid var(--cmed);
}
.card > img:first-child {
  margin: -3px -0.6rem;
  max-width: calc(100% + 1.2rem);
}
summary:hover,
details[open] summary,
.card > p:first-child {
  box-shadow:
    inset 0 0 0 2em var(--clight),
    0 -0.8rem 0 0.8rem var(--clight);
}
.hint {
  --cmed: var(--cemph);
  --clight: var(--cemphbg);
  background-color: var(--clight);
}
.warn {
  --cmed: #c11;
  --clight: #e221;
  background-color: var(--clight);
}

/* big first letter */
article > section:first-of-type > h2:first-of-type + p:first-letter,
article > h2:first-of-type + p:first-letter,
.lettrine {
  float: left;
  font-size: 3.5em;
  padding: 0.1em 0.1em 0 0;
  line-height: 0.68em;
  color: var(--cemph);
}

/* ornaments */
section:after {
  display: block;
  margin: 1em 0;
  color: var(--cmed);
  text-align: center;
  font-size: 1.5em;
  content: var(--ornament);
}

/* side menu (aside is not intended for use in a paragraph!) */
main aside {
  position: absolute;
  width: 8rem;
  right: -8.6rem;
  font-size: 0.8em;
  line-height: 1.4em;
}
@media (max-width: 70rem) {
  main aside {
    display: none;
  }
}

/* forms and inputs  */
textarea,
input:not([type="range"]),
button,
select {
  font: var(--font-h);
  border-radius: 4px;
  border: 1.5px solid var(--cmed);
  padding: 0.4em 0.8em;
  color: var(--cfg);
  background-color: var(--clight);
}
fieldset select,
input:not([type="checkbox"]):not([type="radio"]) {
  display: block;
  width: 100%;
  margin: 0 0 1rem;
}
button,
select {
  font-weight: bold;
  margin: 0.5em;
  border: 1.5px solid var(--clink);
  color: var(--clink);
}
button {
  padding: 0.4em 1em;
  font-size: 85%;
  letter-spacing: 0.1em;
}
button[disabled] {
  color: var(--cdark);
  border-color: var(--cmed);
}
fieldset {
  border-radius: 4px;
  border: var(--border);
  padding: 0.5em 1em;
}
textarea:hover,
input:not([type="checkbox"]):not([type*="ra"]):hover {
  border: 1.5px solid var(--cemph);
}
textarea:focus,
input:not([type="checkbox"]):not([type*="ra"]):focus {
  border: 1.5px solid var(--clink);
  box-shadow: 0 0 5px var(--clink);
}
p > button {
  padding: 0 0.5em;
  margin: 0 0.5em;
}
p > select {
  padding: 0;
  margin: 0 0.5em;
}

/* 5. Bootstrap-compatible classes ––––––––––––––––––––– */

/* grid */
.row {
  display: flex;
  margin: 0.5rem -0.6rem;
  align-items: stretch;
}
.row [class^="col"] {
  padding: 0 0.6rem;
}
.row .col {
  flex: 0 4 100%;
}
.row .col-2 {
  flex: 0 2 16.66%;
}
.row .col-3 {
  flex: 0 3 25%;
}
.row .col-4 {
  flex: 0 4 33.33%;
}
.row .col-5 {
  flex: 0 5 41.66%;
}
.row .col-6 {
  flex: 0 6 50%;
}
@media (max-width: 40rem) {
  .row {
    flex-direction: column;
  }
}

/* align */
.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}
.text-center {
  text-align: center;
}
.float-left {
  float: left !important;
}
.float-right {
  float: right !important;
}
.clearfix {
  clear: both;
}

/* colors */
.text-black {
  color: #000;
}
.text-white {
  color: #fff;
}
.text-primary {
  color: var(--cemph);
}
.text-secondary {
  color: var(--cdark);
}
.bg-white {
  background-color: #fff;
}
.bg-light {
  background-color: var(--clight);
}
.bg-primary {
  background-color: var(--cemph);
}
.bg-secondary {
  background-color: var(--cmed);
}

/* margins */
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}
.m-0 {
  margin: 0 !important;
}
.m-1,
.mx-1,
.mr-1 {
  margin-right: 1rem !important;
}
.m-1,
.mx-1,
.ml-1 {
  margin-left: 1rem !important;
}
.m-1,
.my-1,
.mt-1 {
  margin-top: 1rem !important;
}
.m-1,
.my-1,
.mb-1 {
  margin-bottom: 1rem !important;
}

/* pading */
.p-0 {
  padding: 0 !important;
}
.p-1,
.px-1,
.pr-1 {
  padding-right: 1rem !important;
}
.p-1,
.px-1,
.pl-1 {
  padding-left: 1rem !important;
}
.p-1,
.py-1,
.pt-1 {
  padding-top: 1rem !important;
}
.p-1,
.py-1,
.pb-1 {
  padding-bottom: 1rem !important;
}

/* be print friendly */
@media print {
  @page {
    margin: 1.5cm 2cm;
  }
  html {
    font-size: 9pt !important;
  }
  body {
    max-width: 27cm;
  }
  p {
    orphans: 2;
    widows: 2;
  }
  caption,
  figcaption {
    page-break-before: avoid;
  }
  h2,
  h3,
  h4,
  h5 {
    page-break-after: avoid;
  }
  .noprint,
  body > nav,
  section:after {
    display: none;
  }
  .row {
    flex-direction: row;
  }
}