:root {
  --sze-gap: 2rem;
  --sze-rad: 1rem;

  --sze-shdw: 5rem;

  --sze-thin: 72rem;
  --sze-base: 96rem;
  --sze-wide: 120rem;

  --sze-head: 8rem;

  --clr-brand: 242 102 62;
  --clr-brand-anti: 255 255 255;

  --clr-fg: 40  40  40;
  --clr-bg: 255 255 255;
}

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

html, body {
  margin: 0;
  padding: 0;

  width: 100%;
  height: 100%;

  overflow-x: hidden;

  overscroll-behavior: none;
}
html {
  font: normal normal normal 10px/1.5 Arial, Helvetica Neue, Helvetica, sans-serif;
}

body {
  font-size: 2rem;
}

a {
  text-decoration: none;
}

pre , code {
  font-size: .95em;
  font-family: monospace;
}

pre {
  line-height: 1em;
}

h1 , h2 , h3 , h4 , h5 , h6 {
  font-weight: bold;
  font-family: Roboto, Arial, Helvetica, sans-serif;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 5.5rem);
}

h2 {
  font-size: clamp(2.4rem, 5vw, 5.5rem);
}

h3 {
  font-size: 1.5em;
}

h4 {
  font-size: 1.25em;
}

h5 {
  font-size: 1em;
}

h6 {
  font-size: 1em;
}


img {
  display: block;
  max-width: 100%;
}


body {
  color: rgb( var( --clr-fg ) );
  background: rgb( var( --clr-bg ) );
}


.center {
  text-align: center;
}


.menu {
  margin: 0;
  padding: 0;
  display: flex;
}

.menu .drop-state {
  display: none;
}

.menu > li ,
.menu > li > a {
  position: relative;
  white-space: nowrap;

  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
}

.menu .menu {
  position: absolute;
  visibility: hidden;
}


.toggle-state {
  display: none;
}

.toggle-view {
  cursor: pointer;

  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-view--burger {
  height: 100%;
  display: none;
  aspect-ratio: 1 / 1;

  border: 1px solid rgb( var( --clr-bg ) );
  border-radius: var( --sze-rad );
}

.toggle-view--burger::after {
  content: '☰';
}

.toggle-state:checked + .toggle-view--burger::after {
  content: '⛌';
}

.toggle-view--arrow {
  width: 1.5em;
  height: 1.5em;
  border: 1px solid rgb( var( --clr-bg ) );
  border-radius: var( --sze-rad );
}

.toggle-view--arrow::after {
  content: '▼';
}

.toggle-state:checked + .toggle-view--arrow::after {
  content: '▲';
}


.butt,
.button {
  padding: calc( var( --sze-gap ) / 4 ) var( --sze-gap );
  font-weight: bold;
  border-radius: var( --sze-rad );

  color: rgb( var( --clr-brand-anti ) );
  background: rgb( var( --clr-brand ) );
  
  display: inline-flex;
  align-items: center;
  justify-content: center;
  
}
.butt,
.button {
  transition: .25s ease box-shadow, .25s ease transform;
}

.butt:hover,
.button:hover {
  box-shadow: 0 0 2rem 0 rgb( var( --clr-brand ) / .45 );
  transform: translateY(-2px);
}

.cols {
  gap: calc( var( --sze-gap ) * 2 );
  display: flex;
  align-items: center;
  align-content: center;
}

.cols--start {
  align-items: flex-start;
  align-content: flex-start;
}

.cols__item {
  flex: 1;
}

.cols--auto .cols__item {
  flex: initial;
}

.cols--zig .cols__item:nth-child(1) ,
.cols--zag .cols__item:nth-child(2) {
  order: 1;
}

.cols--zig .cols__item:nth-child(2) ,
.cols--zag .cols__item:nth-child(1) {
  order: 2;
}


.cards {
  margin: 2rem 0;
  padding: 0;

  gap: var( --sze-gap );
  display: flex;
}

.cards--row {
  flex-direction: row;
}

.cards--col {
  flex-direction: column;
}

.cards--2x2 {
  display: grid;
  grid-template-columns: repeat( 2 , 1fr );
}

.cards--2x2 > .cards__item:last-child:nth-child( odd ) {
  grid-column: span 2;
}

.cards__title {
  margin: 0;
  font-weight: bold;
}

.cards__item {
  flex: 1;
  display: block;
  padding: var( --sze-gap );
  border: 1px solid rgb( var( --clr-brand ) / .5 );
  background: rgb( var( --clr-bg ) );
  border-radius: var( --sze-rad );
  box-shadow: 0 0 var( --sze-shdw ) 0 rgb( 0 0 0 / .1 );
  transition: .25s ease transform;
}

.cards__item:hover {
  transform: translate( 0 , -1rem );
}


.bounds {
  margin: 0 auto;
  padding: 0 var( --sze-gap );
  max-width: var( --sze-base );
}

.bounds--thin {
  max-width: calc( var( --sze-thin ) + var( --sze-gap ) );
}

.bounds--wide {
  max-width: calc( var( --sze-wide ) + var( --sze-gap ) );
}


.header {
  inset: 0;
  bottom: unset;
  position: sticky;
  z-index: 1000;
  background: rgb( var( --clr-bg ) / .65 );
  border-bottom: 1px solid rgb( var( --clr-bg ) );
  backdrop-filter: blur( 10px );
  box-shadow: 0 0 var( --sze-shdw ) 0 rgb( 0 0 0 / .1 );
}

  .header__body {
    height: var( --sze-head );
    padding: var( --sze-gap );

    gap: var( --sze-gap );
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
  }

  .header__body > * {
    height: 100%;
  }

  .header__logo img {
    float: left;
    max-height: 100%;
    min-height: calc( var( --sze-head ) - 2 * var( --sze-gap ) );
  }

  .header__menu {
    gap: var( --sze-gap );
    height: 100%;
  }

  .header__menu a {
    color: rgb( var( --clr-fg ) );
  }

  .header__menu a:hover {
    color: rgb( var( --clr-brand ) );
  }

  .header__menu > li {
    gap: calc( var( --sze-gap ) / 2 );
  }

  .header__menu > li > a {
    height: 100%;
    font-weight: bold;
  }

  .header__menu > li:hover .toggle-view ,
  .header__menu > li .toggle-state:checked + .toggle-view {
    border-color: rgb( var( --clr-brand ) );
  }

  .header__butt {
    white-space: nowrap;
  }


.master {
  padding-top: 0;
}

  .section {
    padding: calc( var( --sze-gap ) * 2 );
  }

  .section--prim {
    background: rgb( var( --clr-bg ) );
  }

  .section--scnd {
    background: rgb( var( --clr-bg ) );
  }

  .section__content {
  }

  .section__content--centered {
    text-align: center;
  }

.footer {

}


/* Dropdown menus */
.menu > li:hover > .menu,
.menu > li:focus-within > .menu,
.toggle-state:checked + .toggle-view + .menu {
  visibility: visible;
}

.menu > li > .menu {
  top: 100%;
  left: 0;
  z-index: 1001;
  min-width: 22rem;
  padding: 1rem;
  gap: .5rem;
  flex-direction: column;
  background: rgb( var( --clr-bg ) );
  border: 1px solid rgb( var( --clr-brand ) / .25 );
  border-radius: var( --sze-rad );
  box-shadow: 0 1rem 3rem 0 rgb( 0 0 0 / .12 );
}

.menu > li > .menu a {
  justify-content: flex-start;
  padding: .5rem 1rem;
}

.menu .menu .menu {
  top: 0;
  left: 100%;
}

@media( max-width: 1200px ) {
  .header__logo {
    order: 1;
    margin-left: 10px;
  }

  .header__butt {
    display: none;
  }

  .header__mnav {
    order: 3;
  }

  .header__menu {
    display: none;
  }

  #burger-state:checked ~ .header__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: auto;
    padding: 1rem;
    gap: .5rem;
    display: flex;
    align-items: stretch;
    flex-direction: column;
    background: rgb( var( --clr-bg ) );
    border-bottom: 1px solid rgb( var( --clr-brand ) / .25 );
    box-shadow: 0 1rem 3rem 0 rgb( 0 0 0 / .12 );
  }

  .header__menu > li {
    display: block;
  }

  .header__menu > li > a {
    justify-content: flex-start;
    padding: .75rem 1rem;
  }

  .header__menu .menu {
    position: static;
    min-width: 0;
    box-shadow: none;
  }

  .header__menu > li:hover > .menu,
  .header__menu > li:focus-within > .menu,
  .header__menu .toggle-state:checked + .toggle-view + .menu {
    visibility: visible;
  }

  .toggle-view--burger {
    display: flex;
  }
}






@media( max-width: 600px ) {
  .bounds {
    padding-left: 10px;
    padding-right: 10px;
  }

  .section {
    padding: 20px 10px;
  }

  .section:first-child {
    padding-top: 0;
    padding-bottom: 0;
  }

  .cols {
    flex-direction: column;
    align-items: stretch;
    gap: 2rem;
  }

  .cols--zig .cols__item:nth-child(1),
  .cols--zag .cols__item:nth-child(1) {
    order: 1;
  }

  .cols--zig .cols__item:nth-child(2),
  .cols--zag .cols__item:nth-child(2) {
    order: 2;
  }

  .cards,
  .cards__item {
    width: 100%;
  }

  .cards--row {
    flex-direction: column;
  }

  .cards--2x2 {
    grid-template-columns: 1fr;
  }

  .cards--2x2 > .cards__item:last-child:nth-child( odd ) {
    grid-column: auto;
  }

  body,
  .center,
  .section__content--centered,
  .cols__item,
  .cards__item {
    text-align: left;
  }

  .section:first-child h1,
  .section:first-child h2 {
    margin-bottom: 1rem;
  }

  .section:first-child p {
    margin-bottom: 0;
  }

  .section:first-child + .section {
    padding-top: 10px;
  }
}

@media( min-width: 601px ) {
  .cols--zag .cols__item:nth-child(1) {
    text-align: right;
  }

  .cols--zag .cols__item:nth-child(1) .butt,
  .cols--zag .cols__item:nth-child(1) .button {
    margin-left: auto;
    margin-right: 0;
  }
}