:root {
  --bkgnd-body-color: white;
  /* #0160A9 */
  --bkgnd-dark-color: hsl(206.07, 99%, 33%);
  --bkgnd-light-color: white;
  --bkgnd-blue10-color: hsla(206.07, 99%, 33%, 0.06);
  --bkgnd-dark10-color: rgba(30, 200, 255, 0.10);
  --bkgnd-neutral-color: #f5f1eb;
  --form-border-color: #858585;
  --form-control-color: hsl(206.07, 99%, 33%);
  --form-error-color: #dc143c;
  --form-field-color: #eeeeee;
  --h1-h4-text-color: #0160A9;
  --horiz-divider-color: #b6c5c9;
  --kfv-background: #f2fff2;
  --link-active-color: #b8e0ff;
  --main-accent-color: hsl(206.07, 99%, 33%);
  --text-light-color: white;
  --text-primary-color: #222222;
}

 /* HTML: smooth scroll; prevent ios landscape font change */
html {
  box-sizing: border-box;
  margin-top: 0;
  padding-top: 0;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bkgnd-body-color);
  color: var(--text-primary-color);
  font-family: "Roboto", "Segoe UI", -apple-system, BlinkMacSystemFont, system-ui;
  font-size: 100%;
  font-style: normal;
  font-variant: normal;
  margin: auto;
  padding-top: 0;
  width: 100%;
  max-width: 960px;
  min-width: 300px;
}

textarea,
input {
  font-family: inherit;
  font-size: inherit;
  -webkit-text-size-adjust: none;
  -ms-text-size-adjust: none;
  text-size-adjust: none;
}

/* header formatting */

header {
  background-color: var(--bkgnd-dark-color);
  color:var(--text-light-color);
  width: 100%;
}    

h1 {
  margin: 0 0.5rem 0.2rem 0.5rem;
  padding: 0.5rem 0 0 1rem;
}

#h1a {
  color: var(--text-light-color);
  font-size: 1.75rem;
  font-style: italic;
  font-weight: bold;
  outline: none;
  padding: 0 0.2rem 0.2rem 0.2rem;
  text-decoration: none;
}

#atru {
  color:var(--text-light-color);
  display: block;
  font-size: 1rem;
  font-style: normal;
  font-weight: normal;
  margin: 0.2rem 0.5rem;
  padding: 0.2rem 0.2rem 0.3rem 1.2rem;
  text-align: left;
  vertical-align: middle;
}

nav {
  background-color: var(--bkgnd-dark-color);
  display: block;
  margin: 0.2rem 1.05rem 0.2rem auto;
  text-align: right;
}

.nava {
  color: var(--text-light-color);
  cursor: pointer;
  display: inline-block;
  margin: 0;
  outline: none;
  padding: 0.5rem 0.2rem;
  text-decoration: none;
  text-transform: none;
}

#h1a:hover,
#h1a:focus-visible,
#h1a:active,
.nava:hover,
.nava:focus-visible {
  color: var(--text-light-color);
  text-decoration: underline;
}

.nava:active {
  color: var(--link-active-color);
  text-decoration: none;
}

/* main section formatting, etc */

main {
  margin: auto;
  width: 100%;
  text-align: left;
  }
  
article {
  background-color: var(--bkgnd-light-color);
  margin-top: 0;
  margin-bottom:0;
  padding: 1rem 0.5rem;
  border-bottom-style: solid;
  border-color: var(--horiz-divider-color);
  font-size: medium;
}

article p {
  margin-left: 1rem;
  margin-right: 1rem;
  text-align: left;
  line-height: 1.6;
}

article:last-of-type {
  border-bottom-style:none;
}

object {
  width: 100%;
}

.fgrid {
  align-items: baseline;
  display: grid;
  grid-template-columns: 6rem 1fr;
  margin-bottom: 1em;
  width: 100%;
}

 /* probably okay to delete this */
.fgrid > p {
  align-items: start;
}

.fcol {
 /* flex: 1; */
}

code {
  border-radius: 2px; 
  /*
  font-family: "Roboto", "Segoe UI", -apple-system, BlinkMacSystemFont, system-ui;
  */
  font-size:120%;
  outline: 1px solid var(--form-border-color);
  padding: 2px 4px;
}
 
h2,
h3,
h4 {
  font-style: italic;
  font-weight: bold;
  color: var(--main-accent-color);
  margin: 1rem 0 1.5rem 1rem;
  font-size: 1.5rem;
  letter-spacing: 0.05rem;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1.125rem;
  font-style: normal;
  letter-spacing: initial;
  margin-top: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

ul {
  display: block;
  list-style-type: disc;
  margin: 1rem 0 1rem 0;
  padding-left: 2.5rem;
}

li {
  padding-bottom: 0.5rem;
}

img {
  border: none;
}

form {
  margin: 1rem auto 1rem 1rem;
  display: grid;
  min-height: 20vh;
}

form p {
  margin: 0.3rem 0;
}

label {
  display: block;
}

input[type="text"],
input[type="email"] {
  background: var(--form-field-color);
  border: thin solid var(--form-border-color);
  border-radius: 0.2rem;
  font-family: inherit;
  font-size: inherit;
  font-style: normal;
  font-variant: normal;
  letter-spacing: 0.5px;
  line-height: 1.4;
  margin-bottom: 1.8rem;
  margin-top: 0.5rem;
  outline: none;
  padding: 6px 8px;
  width: 92%;
  max-width: 80ch;
  -webkit-text-size-adjust: none;
  -ms-text-size-adjust: none;
  text-size-adjust: none;
}

textarea {
  background: var(--form-field-color);
  border: thin solid var(--form-border-color);
  border-radius: 0.2rem;
  font-family: inherit;
  font-size: inherit;
  font-style: normal;
  font-variant: normal;
  height: 10em;
  letter-spacing: 0.5px;
  line-height: 1.4;
  margin-bottom: 1.8rem;
  margin-top: 0.5rem;
  outline: none;
  padding: 6px 8px;
  width: 92%;
  max-width: 80ch;
  -webkit-text-size-adjust: none;
  -ms-text-size-adjust: none;
  text-size-adjust: none;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  border: 2px solid var(--form-control-color);
}

.fmctrl {
  display: grid;
  font-family: system-ui, sans-serif;
  font-size: 1.2rem;
  font-weight: bold;
  gap: 0.5em;
  grid-template-columns: 3em auto;
  line-height: 1.6;
}

.fmctrl .fmctrl {
  margin-top: 1em;
}

.fmctrl:focus-within {
  color: var(--form-control-color);
}

input[type="radio"] {
  appearance: none;
  background-color: var(--form-background);
  border: 0.15rem solid currentColor;
  border-radius: 50%;
  color: currentColor;
  display: grid;
  font: inherit;
  height: 1.5rem;
  margin: 0;
  place-content: center;
  transform: translateY(-0.075em);
  width: 1.5rem;
}

input[type="radio"]::before {
  background-color: CanvasText;
  border-radius: 50%;
  box-shadow: inset 1rem 1rem var(--form-control-color);
  content: "";
  height: 0.75rem;
  transform: scale(0);
  transition: 120ms transform ease-in-out;
  width: 0.75rem;
}

input[type="radio"]:checked::before {
  transform: scale(1.25);
}

button {
  background: var(--bkgnd-blue10-color);
  border: solid 1px var(--main-accent-color);
  border-radius: 0.2rem;
  color: var(--main-accent-color);
  cursor: pointer;
  display: block;
  font-family: inherit;
  font-size: 0.90rem;
  font-size: inherit;
  letter-spacing: 1px;
  margin: 0.6rem 0;
  max-height: 3rem;
  max-width: 10rem;
  outline: none;
  padding: 0.6rem 1.5rem;
  text-align: center;
  text-decoration: none;
  -webkit-text-size-adjust: none;
  -ms-text-size-adjust: none;
  text-size-adjust: none;
}

em {
  font-style: italic;
  letter-spacing: 0.5px;
}

.center {
  text-align: center;
}

.strong {
  font-weight: bold;
}

.noth4 {
  color: var(--text-primary-color);
  font-weight: normal;
}

.invert {
  background-color: var(--bkgnd-dark-color);
  padding-bottom:0.5rem;
}

.invert h2 {
  color: var(--text-light-color);
}

.hcolor {
  color: var(--main-accent-color);
}

.hilight {
  background-color: var(--bkgnd-neutral-color);
  padding: 4px 4px 8px 4px;
}

.small {
  font-size: 90%;
}

a {
  color: var(--main-accent-color);
}

#tagcloud {
  align-content: space-between;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  line-height: 1.6;
  padding: 1rem 1.25rem;
  text-align: center;
}

#tagcloud a {
  background-color: var(--bkgnd-blue10-color);
  border: var(--main-accent-color) solid 1px;
  border-radius: 0.2rem;
  color: var(--main-accent-color);
  flex-grow: 1;
  margin: 3px;
  outline: none;
  padding: 3px 8px;
}

#tagcloud a:hover,
#tagcloud a:focus-visible {
  background: var(--bkgnd-light-color);
  border: var(--main-accent-color) solid 1px;
  border-radius: 0.4rem;
  color: var(--main-accent-color);
  outline: var(--main-accent-color) solid 2px;
  text-decoration: underline;
}

#tagcloud a:active {
  background: var(--main-accent-color);
  color: var(--bkgnd-light-color);
  text-decoration: none;
}

.flexgrow-3 {
  flex-grow: 3;
  flex-wrap: nowrap;
}

a:hover {
  color: var(--main-accent-color);
  outline: none;
  text-decoration: underline;
}

a:active,
button:active {
  background: var(--main-accent-color);
  border-radius: 0.2rem;
  color: var(--bkgnd-light-color);
  text-decoration: none;
}

a,
a:visited,
a:active {
  text-decoration: none;
}

.button {
  border-radius: 0.2rem;
  cursor: pointer;
  font-size: 0.90rem;
  margin: 0.6rem;
  outline: none;
  padding: 0.4rem;
  text-align: center;
  text-decoration: none;
  text-transform: none;
}

.blue {
  background: var(--bkgnd-blue10-color);
  border: solid 1px var(--main-accent-color);
}

button:hover,
.blue:hover,
button:focus-visible,
.blue:focus-visible,
.button a:hover,
.button a:focus-visible {
  background: var(--bkgnd-light-color);
  border: var(--main-accent-color) solid 1px;
  border-radius: 0.4rem;
  color: var(--main-accent-color);
  outline: var(--main-accent-color) solid 2px;
  text-decoration: underline;
}

button:active,
.blue:active {
  background: var(--main-accent-color);
  border-radius: 0.4rem;
  color: var(--bkgnd-light-color);
  text-decoration: none;
}

button.hasactive:active,
.blue.hasactive:active {
  background: var(--main-accent-color);
  color: var(--bkgnd-light-color);
  text-decoration: none;
}

.errors {
  font-size: 0.9rem;
  margin: 0.3rem 0;
}

.errors,
.error-color {
  color: var(--form-error-color);
}

.hide {
  display: none;
}

.xbp1 {
  padding-bottom: 1rem;
}

.kfv {
  color: var(--main-accent-color);
  background-color: var(--kfv-background);
  letter-spacing: 0.2rem;
  padding: 6px;
}

#kfc {
  letter-spacing: 0.2rem;
  max-width: 15ch;
}

.btn2 {
  appearance: none;
  color: var(--main-accent-color);
  max-height: 3rem;
  width: 8rem;
}

/* top link formatting */

.top-link {
  background-color: var(--bkgnd-blue10-color);
  border: var(--main-accent-color) solid 1px;
  border-radius: 50%;
  bottom: 100px;
  box-shadow: 0px 3px 5px -1px rgba(0, 0, 0, 0.2), 0px 6px 10px 0px rgba(0, 0, 0, 0.14), 0px 1px 18px 0px rgba(0, 0, 0, 0.12);
  margin: 10px 0 10px 10px;
  padding: 0;
  position: fixed;
  right: 8px;
  transition: transform 0.3s ease-in-out;
}

.top-link svg {
  height: 1.90rem;
  width: auto;
}

.top-link:hover {
  background: #ffffff;
  color: var(--main-accent-color);
  outline: var(--main-accent-color) solid 1px;
}

.top-link:active {
  background: var(--main-accent-color);
  color: var(--bkgnd-light-color);
  border-radius: 0.4rem;
}

.top-link a:visited {
  text-decoration: none;
}

a[aria-hidden="true"] {
  transform: scale(0);
}

/* footer formatting */

footer {
  background-color: var(--bkgnd-dark-color);
  color:var(--text-light-color);
  display: block;
  padding: 0.3rem;
  width: 100%;
}

footer p {
  margin: 10px auto;
  text-align: center;
}

.ftrac {
  color:var(--text-light-color);
}

.ftraa:hover {
  color:var(--text-light-color);
  text-decoration: underline;  
}

.ftraa:active {
  color:var(--link-active-color);
  text-decoration: none;  
}


/* wider device screens */

@media screen and (width >= 961px) {
  body {
  width: 94%;
  }

  .top-link {
  right: calc( ( 100vw - 960px ) / 2.3 );
  }
    
  .top-link svg {
   height: 2.2rem;
   width: auto;
  }

}