* {
  box-sizing: border-box;
}
html {
  font-size: 10px;
  font-family: "Roboto", sans-serif;
  font-weight: 300;
  margin: 0;
  padding: 0;
}

body {
  width: 90vw;
  margin: auto;
}

main {
  display: grid;
  grid-template-columns: 60rem;
  width: 60rem;
  margin: auto;
}

.maskeer {
  background-color: var(--cMasker);
}

#stellingenContainer {
  grid-area: 1/1/span 1/span 1;
  display: grid;
  grid-template-columns: 60rem;
  grid-template-rows: auto auto auto;
  width: 60rem;
  height: 65rem;
  margin: 0 auto;
  background: linear-gradient(30deg, var(--cBasis), var(--cVerloop));
  padding: 0rem 1.6rem 6rem 0rem;
  border-radius: 0 0 4rem 4rem;
  box-shadow: 0 2px 2px lightslategray;
}

/************************ KOP ****************************************/
#kop {
  display: grid;
  grid-area: 1/1/span 1/span 1;
  grid-template-columns: auto auto;
  column-gap: 4rem;
  margin: 2rem 1.6rem 0 1.6rem;
}

h1 {
  text-align: left;
  font-size: 2.9rem;
  margin: 1rem 0 0.1rem 0;
  color: var(--cKopTxt);
  grid-column: 1;
}

fieldset {
  font-size: 1rem;
  grid-column: 2;
  margin-bottom: 1rem;
  background-color: var(--cControle);
  border: none;
  text-align: center;
}

fieldset legend {
  font-size: 1rem;
  background-color: var(--cInhoudTxt);
  border-radius: .5rem;
  margin-bottom: .7rem;
}


.setmenu {
  all: unset;
  margin: 0;
  border: solid 1px white;
  font-size: 1.1rem;
  color: white;
  text-align: center;
  background-color: var(--cKnop);
  width: 8rem;
  cursor: pointer;
}

.setmenu:hover {
  background-color: var(--cKnopHover);
}
.setmenu:active {
  background-color: var(--cKnopAct);
}

.dezeset {
  background-color: var(--cInhoud);
  font-weight: bolder;
  cursor: default;
}
.dezeset:hover {
  background-color: var(--cInhoud);
}

/****************************** TABEL *********************************/
#tabel {
  grid-area: 2/1/span 1/span 1;
  margin: 0 1.6rem 0 1.6rem;
}

.matrixcontainer {
  display: grid;
  grid-template-columns: 3rem auto auto auto auto;
  grid-gap: 1px;
  padding: 0.2rem;
  background-color: var(--cInhoudTxt);
  color: var(--cInhoudTxt);
}

.matrixcontainer > div {
  background-color: var(--cInhoud);
  text-align: center;
  padding: 10px 0;
}

#container2 {
  display: none;
}

#container3 {
  display: none;
}

.rand {
  font-weight: bold;
  font-size: 1.4rem;
  user-select: none;
}

.cel {
  font-size: 1.3rem;
  font-weight: inherit;
}
/************************** VOET *****************************************/
#voet {
  grid-area: 3/1/span 1/span 1;
  margin: 0 1.6rem 0 1.6rem;
}

#invoer {
  text-align: center;
}

#invoer label {  /* de hint-tekst */
  display: block;
  text-align: center;
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--cKopTxt);
  margin: .5rem;
}

#invoer input {
  text-align: center;
  width: 6rem;
  font-family: inherit;
  font-size: 1.6rem;
  border: 1px solid lightgray;
  border-radius: 0.5rem;
  padding: 0.6rem 0 0.6rem 0.6rem;
  box-shadow: inset 0 2px 2px lightgray;
  margin: .5rem;
  background-color: var(--cInhoudTxt);
  color: var(--cKopTxt);
}

#invoer input:focus {
  outline: solid 1px var(--cInhoud);
  border: solid 1px var(--cInhoud);
}

#invoer button {
  height: fit-content;
  padding: .3rem;
  background-color: var(--cKnop);
  color: var(--cInhoudTxt);
  border-radius: .2rem;
  cursor: pointer;
  transition-duration: 0.4s;
}

#invoer button:hover {
  background-color: var(--cKnopHover);
}
#invoer button:active {
  background-color: var(--cKnopAct);
}

#invoer button:disabled {
  color: var(--cKopTxt);
  cursor: inherit;
}
#invoer button:disabled:hover {
  background-color: var(--cKnop);
}

#resultaat {
  height: 4rem;
  font-size: 1.9rem;
  font-weight: 400;
  color: var(--cKopTxt);
  padding: .5rem;
  margin: .5rem;
  text-align: center;
}

.markering {
  color: red;
  font-weight: bold;
}

#oordeel {
  display: grid;
  grid-template-columns: auto auto auto;
  width: 40rem;
  margin: auto;
}

#oordeel label {
  display: grid;
  grid-template-columns: 1em auto;
  font-size: 2rem;
  line-height: 1;
  gap: 0.5em; /* ruimte tussen rondje en label */
}


input[type="radio"] {
  -webkit-appearance: none;
  appearance: none;
  background-color: #fff;  /* For iOS < 15 to remove gradient background */
  margin: 0;  /* Niet verwijderd via appearance */
  font: inherit;
  color: var(--cControle);
  width: 1.15em;
  height: 1.15em;
  border: 0.15em solid var(--cControle);
  border-radius: 50%;
  transform: translateY(-0.075em);
  display: grid;
  place-content: center;
}

input[type="radio"]:hover {
  background-color: var(--cRadioHover);
}

input[type="radio"]::before {
  content: "";
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  transform: scale(0);
  transition: 120ms transform ease-in-out;
  box-shadow: inset 1rem 1rem var(--cBasis);
  background-color: CanvasText;  /* Windows High Contrast Mode */
}

input[type="radio"]:checked::before {
  transform: scale(1);
}


/************************************* LIJST *****************************************/
#lijstContainer {
  display: none;
  grid-area: 1/1/span 1/span 1;
}

/************************************* INTRO *****************************************/

#introMasker {
  grid-area: 1/1/span 1/span 1;
  width: 100%;
  height: 65rem;
  display: block;
  z-index: 5;
  border-radius: 0 0 4rem 4rem;
}

.introContainer {
  display: block;
  grid-area: 1/1/span 1/span 1;
  width: 100%;
  height: 2rem;
}

#introVenster {
  display: block;
  position: relative;
  top: -61rem;
  height: 61rem;
  margin: 0 1.6rem 0 1.6rem;
  background-color: var(--cInhoud);
  font-size: 1.6rem;
  padding: .7rem;
  color: var(--cInhoudTxt);
  border-radius: 0 0 3rem 3rem;
  z-index: 6;
  transition: transform 2s;
}
#introVenster h2 {
  text-align: center;
}

.introKnop {
  position: relative;
  top: 4rem;
  left: 24rem;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  border: outset 0.3rem rgb(204, 204, 204);
  background-color: var(--cKnop);
  color: var(--cBasisTxt);
  padding: 0 .3rem .5rem .3rem;
  cursor: pointer;
  z-index: 6;
}

.introKnop:hover {
  background-color: var(--cKnopHover);
}
.introKnop:active {
  background-color: var(--cKnopAct);
}

.intropijl {
  width: 0; 
  height: 0; 
  border-left: 1.4rem solid transparent;
  border-right: 1.4rem solid transparent;
  border-bottom: 1.4rem solid white;
  margin: 0 auto .2rem 0;
  transform: rotate(180deg);
  transition: transform 2s;
}