*,*::before,*::after{
  box-sizing: border-box;
}
:root{
  --title-width:200px;
}
body{
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  font-size: 1.125rem;
  line-height: 1.6;
}
img{
  max-width: 100%;
  display: block;
}
.wrapper{
  max-width: 50rem;
  margin-inline: auto;
  padding-inline: 1rem;
}

.accordion{
  --_button-size:3rem;
  --_panel-padding:0.75rem;
  --_panel-gap:1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;

  contain: content;
}

@media (min-width: 45em){
  .accordion{
    flex-direction: row;
    height: 30rem;
  }
}

.accordion *{
  margin: 0;
}
.accordion-panel{
  position: relative;
  isolation: isolate;

  flex-basis: calc(var(--_panel-padding) * 2 + var(--_button-size));
  overflow: hidden;
  padding: var(--_panel-padding);
  padding-right: calc(var(--_panel-padding) * 4);
  border-radius: calc(( var(--_panel-padding) * 2 + var(--_button-size) ) / 2);
}
.accordion-panel:has([aria-expanded="true"]){
  flex-basis: clamp(15rem, 40vh, 20rem);
  flex-grow: 1;
}

@media (prefers-reduced-motion: no-preference){
  .accordion-panel{
    transition: flex-basis 500ms, flex-grow 500ms;
  }
}

.accordion-content > p{
  /* make title and content be aligned */
  margin-left: calc(var(--_button-size) + var(--_panel-gap));

  color: white;

  transform: translateY(4rem);
  opacity: 0;
}
.accordion-panel:has([aria-expanded="true"]) p{
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference){
  .accordion-content >p{
    /* 2nd time-parameter is for delaying */
    transition: opacity 500ms 250ms, transform 500ms 250ms;
  }
}

.accordion-panel:nth-child(1){
  --_panel-color:hsl(300, 100%, 35%);
}
.accordion-panel:nth-child(2){
  --_panel-color:blue;
}
.accordion-panel:nth-child(3){
  --_panel-color:yellow;
}
.accordion-panel:nth-child(4){
  --_panel-color:rgb(236, 75, 236);
}
.accordion-panel:nth-child(5){
  --_panel-color:green;
}

.accordion-trigger{
  background-color: transparent;
  border: transparent;
  outline: none;
  padding: 0;
  display: flex;
  align-items: center;
  flex-direction: row-reverse;
  gap: var(--_panel-gap);
}

.accordion-panel:focus-within{
  outline: 3px solid var(--_panel-color);
  outline-offset: 4px;
}

/* asagida .accordion-title::after -de width:var(--title-width); edilerse bunuda vermek lazimdir focus veziyyeti ucun */
.accordion-panel:focus-within h2{
  border: 4px solid var(--_panel-color);
  width: calc(var(--title-width) + 8px);
  border-radius: 100vw;
}

.accordion-title{
  font-size: 1.5rem;
  font-weight: 700;

  text-transform: uppercase;

  position: relative;
  isolation: isolate;

  display: grid;
  align-items: center;

  color: var(--_panel-color);
}
@media (max-width: 44.999em) {
  .accordion-title::after{
    content: '';
    position: absolute;
    left: calc( (var(--_panel-gap) + var(--_button-size)) * -1);
    width: var(--title-width);
    height: var(--_button-size);
    z-index: -1;
    border-radius: 100vw;

    background-color: hsl(0, 0%, 30%);
  }
}

.accordion-icon{
  background-color: pink;
  width: var(--_button-size);
  aspect-ratio: 1 / 1;
  padding: .75rem;
  border-radius: 50%;
  background-color: hsl(0 0% 0% / .55);
  fill: var(--_panel-color,red);
  z-index: 10;
}

.accordion-image{
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  z-index: -1;

  transition: filter 500ms;
}
.accordion-panel:has([aria-expanded="true"]) .accordion-image{
  filter: brightness(.5);
}