html {
  font-family: var(--font-name);
}

:root {
  interpolate-size: allow-keywords;

  /* Цвета */
  --color-blue-100: #85CAFF;
  --color-blue-200: #5CB8FF;
  --color-blue-300: #35A7FF;
  --color-blue-400: #0A95FF;
  --color-blue-500: #04376E;

  --color-pink-100: #FEEBF6;
  --color-pink-200: #FECEE9;
  --color-pink-300: #FDAFDB;
  --color-pink-400: #FC88CA;

  --color-white: #FAFAEF;
  --color-black: #071013;

  /* Радиус */
  --radius-ZERO: 0px;
  --radius-XS: 4px;
  --radius-S: 8px;
  --radius-M: 16px;
  --radius-L: 32px;
  --radius-XL: 64px;
  
  /* Типографика */
  --font-name: 'Montserrat';

  --font-size-txt: 12px;
  --font-size-btn: 16px;
  --font-size-H3: 16px;
  --font-size-H2: 20px;
  --font-size-H1: 24px;
  --font-size-Display: 32px;

  --Display-padding-bottom: 0px;

  --font-height-txt: 14px;
  --font-height-btn: 20px;
  --font-height-H3: 20px;
  --font-height-H2: 30px;
  --font-height-H1: 36px;
  --font-height-Display: 48px;

  /* Отступы/Размеры */
  --spacing-XXS: 4px;
  --spacing-XS: 8px;
  --spacing-M: 16px;
  --spacing-L: 32px;
  --spacing-XL: 64px;
  --spacing-XXL: 128px;

  --transition: all 100ms ease-in-out;
  --transition-long: all 200ms ease-in-out;
}

.Display{
  font-weight: 900;
  font-style: italic;
  font-size: var(--font-size-Display);
  line-height: var(--font-height-Display);
  padding-bottom: var(--Display-padding-bottom);
}

h1{
  font-weight: 500;
  font-size: var(--font-size-H1);
  line-height: var(--font-height-H1);
  margin: 0;
}

h2{
  font-weight: 500;
  font-size: var(--font-size-H2);
  line-height: var(--font-height-H2);
  margin: 0;
}

h3{
  font-weight: 400;
  font-size: var(--font-size-H3);
  line-height: var(--font-height-H3);
  margin: 0;
}

p{
  font-weight: 400;
  font-size: var(--font-size-txt);
  line-height: var(--font-height-txt);
  margin: 0;
}

.my-links{
  font-weight: 500;
  font-size: var(--font-size-H1);
  line-height: var(--font-height-H1);
  margin: 0;
  text-align: center;
}

a{ 
  font-weight: 400;
  font-size: var(--font-size-btn);
  line-height: var(--font-height-btn);
  color: var(--color-pink-300);
  padding: var(--spacing-XS) 0;
  text-decoration: none;
  transition: var(--transition);
}

a:hover{
  text-decoration: underline;
}

a:active{
  color: var(--color-pink-400);
}

.btn{
  border: 0px solid transparent;
  outline: 1px solid var(--color-pink-200); 
  outline-offset: -1px;
  border-radius: var(--radius-L);
  box-sizing: border-box; 
  padding: var(--spacing-XS) var(--spacing-M);
}

.btn:hover{
  background-color: var(--color-pink-200);
  color: var(--color-black); 
  text-decoration: none;
  outline: none;
}

.btn:active{
  background-color: var(--color-pink-300); 
}

.btn.picked{
  background-color: var(--color-pink-400);
  outline: none;
  color: var(--color-white);
}

.icon-btn{
  height: 64px;
  width: 64px;
  padding: 0;
  border-radius: 50%;
  background-color: var(--color-blue-400);
  transition: var(--transition);
}

.icon-btn:hover{
  background-color: var(--color-blue-300);
}

.icon-btn:active{
  background-color: var(--color-blue-200);
}

.icon-btn img{
  height: 100%;
  width: 100%;
}

.icons{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-XS);
}

.link-content{
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: center;
  gap: var(--spacing-M);
}

header{
  display: flex;
  flex-wrap: wrap;
  padding: var(--spacing-M) 0;
  gap: var(--spacing-XS);
  min-width: 300px;
  max-width: 1800px;
  margin-left: auto;
  margin-right: auto;
}

body{
  margin: 0 var(--spacing-XL);
  background-color: var(--color-blue-500);
}

.main-page{
  margin: 0 var(--spacing-XL);
  height: 100vh;
}

footer{
  display: flex;
  justify-content: right; 
  padding: var(--spacing-M) 0;
  min-width: 300px;
  max-width: 1800px;
  margin-left: auto;
  margin-right: auto;
}

.image{
  position: relative; 
  overflow: hidden;
  height: 100%;
  border-bottom-left-radius: var(--radius-L);
  border-bottom-right-radius: var(--radius-L);
}

.image img{
  position: absolute; 
  bottom: -50%; 
  left: 50%;
  transform: translateX(-60%); 

  height: 150%;
  object-fit: cover;
}

.me-text{
  padding: var(--spacing-M) var(--spacing-L);
}

.content-blocks{
  width: 100%;
  max-width: 1800px;
  min-width: 300px;
  height: calc(100% - 136px);
  margin-left: auto;
  margin-right: auto;

  display: grid;  
  gap: var(--spacing-L);
}

.error{
  width: 100%;
  max-width: 1800px;
  min-width: 350px;
  height: calc(100% - 136px);
  min-height: 250px;
  margin-left: auto;
  margin-right: auto;

  color: var(--color-white);
}

.error h1{
  font-weight: 800;
  font-size: 96px;
  line-height: 144px;
  margin: 0;
}

.block-me {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;

  background-color: var(--color-pink-300); 
  color: var(--color-blue-500);
  border-radius: var(--radius-L);
  
  height: 550px;
}

.block-experience {
  display: flex;
  flex-direction: column;
  background-color: var(--color-blue-400); 
  color: var(--color-white);
  padding: var(--spacing-M) var(--spacing-L);
  border-radius: var(--radius-L);
  
  height: 350px;
}

.block-portfolio {
  background-color: var(--color-black); 
  border-radius: var(--radius-L);
  overflow: hidden; 
  position: relative;
  
  height: 350px; 
}

.carousel-container {
  display: flex;

  width: 100%;
  height: 100%;
  padding: 0;
  overflow-x: scroll; 
  overflow-y: hidden; 
  scroll-snap-type: x mandatory; 
  -ms-overflow-style: none; 
  scrollbar-width: none;
}

.carousel-container::-webkit-scrollbar {
  display: none;
}

.carousel-wrap {
  display: inline-flex;
  white-space: nowrap;
  height: 100%;
  width: 100%;
}

.carousel-item {
  position: relative; 
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  scroll-snap-align: start;
  padding: 0;
}

.carousel-item img{
  width: 100%;          
  height: 100%;   
  padding: 0;       
  object-fit: cover;    
  display: block;
  position: static; 
  transition: var(--transition-long);
}

.carousel-item:hover img{        
  transform: scale(1.05);
}

.carousel-text-block{
  position: absolute;
  color: var(--color-white);
  width: 100%;
  height: 100%;
  opacity: 0; 
  transition: var(--transition);
  background: linear-gradient(to bottom, rgba(7, 16, 19, 0.5), rgba(7, 16, 19, 0));
  z-index: 5;
}

.carousel-text-block:hover{
  opacity: 1;
}

.carousel-text-block:active{
  color: var(--color-pink-400);
}

.carousel-text{
  font-weight: 500;
  font-size: var(--font-size-H2);
  line-height: var(--font-height-H2);
  margin: 0;
  padding: var(--spacing-L) var(--spacing-L);
  white-space: normal; 
}

.carousel-controls {
  position: absolute; 
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--spacing-M);
  z-index: 10; 
  pointer-events: none;
}

.nav-button {
  pointer-events: auto; 
  background-color: var(--color-white); 
  border: none;
  cursor: pointer; 
  height: 32px;
  width: 32px;
  padding: var(--spacing-XS);
  border-radius: 50%;
  fill: var(--color-pink-400);
  transition: var(--transition);
}

.nav-button:hover{
  background-color: var(--color-pink-200);  
  fill: var(--color-white); 
}

.nav-button:active{
  background-color: var(--color-pink-400); 
  fill: var(--color-blue-500);
}

.slide-indicator-container {
  display: flex;
  gap: var(--spacing-XS);
  pointer-events: auto; 
  position: absolute;
  bottom: var(--spacing-M);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-XS) var(--spacing-M);
  z-index: 11;
}

.indicator-dot {
  width: 16px;
  height: 16px;
  background-color: var(--color-blue-500) ;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}

.indicator-dot:hover {
  background-color: var(--color-blue-200) ;
}

.indicator-dot.active {
  background-color: var(--color-blue-400); 
}

.block-stack {
  display: flex;
  flex-direction: column;

  background-image: url('../images/Stack.png');
  background-repeat: no-repeat;
  background-position: right bottom;
  background-size: 75%;

  background-color: var(--color-blue-400); 
  color: var(--color-white);
  padding: var(--spacing-M) var(--spacing-L);
  border-radius: var(--radius-L);
  
  height: 350px; 
}

.block-links {
  background-color: var(--color-white); 
  color: var(--color-black);
  padding: var(--spacing-M) var(--spacing-M);
  border-radius: var(--radius-L);
  
  height: 175px;
}

.distance-8px{
  padding-bottom: 8px;
}

.distance-16px{
  padding-bottom: 16px;
}

.distance-24px{
  padding-bottom: 24px;
}

.distance-32px{
  padding-bottom: 32px;
}

.experience-text{
  padding-bottom: var(--spacing-M);
  max-width: 320px;
}

.stack-text{
  margin-bottom: var(--spacing-XS);
  max-width: 400px;
}

.scroll-block{
  flex-grow: 1;         
  overflow-y: auto;       
  min-height: 0;
  max-width: 450px;
  width: 100%;
  overflow-y: auto;
}

.scroll-block::-webkit-scrollbar{
  width: var(--spacing-XS);
  border-radius: var(--radius-M);
  background-color: #ffffff00;
}

.scroll-block::-webkit-scrollbar-thumb {
  border-radius: var(--radius-M);
  background-color: var(--color-white);   
  transition: var(--transition);
}

.scroll-block::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-pink-200);   
  cursor: pointer;          
}

.scroll-block::-webkit-scrollbar-thumb:active {
  background-color: var(--color-pink-300);   
}

.text-blue{
  color: var(--color-blue-100);
}

.text-pink{
  color: var(--color-pink-400);
}

.text-bold{
  font-weight: 700;
}


/*  About  */ /*  About  */ /*  About  */ /*  About  */ /*  About  */ 

.about-me{
  display: flex;
  flex-direction: column;
  gap: 48px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
  max-width: 1800px;
  height: auto; 
}

.about-block-1{
  display: grid;  
  gap: 48px;
  height: auto;
  width: 100%;
  grid-template-rows: auto auto; 
  grid-template-columns: none;
}

.text-block-1{
  color: var(--color-white);
  grid-row: 2 / span 1;
  align-self: start;
  margin-bottom: -24px;
}

.my-card{
  grid-row: 1 / span 1;

  display: flex;  
  flex-direction: column;
  gap: 0;
  width: 100%;

  color: var(--color-white);
  background-color: var(--color-blue-400);
  overflow: hidden;
  border-radius: var(--radius-L);
}

.my-card img{
  width: 100%;
  object-fit: cover;
}

.my-card-img{
  display: block;
}

.card-text{
  padding: var(--spacing-L) var(--spacing-L);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sliders{
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-XS);
}

.slider{
  height: auto;
  width: fit-content;
  border-radius: var(--radius-M);
  background-color: var(--color-blue-200);
  display: flex;
  align-items: center;

  overflow: hidden;
}

.slider-btn{
  height: 32px;
  width: 32px;
  border-radius: var(--radius-M);
  background-color: var(--color-pink-400);
  fill: var(--color-white);
  cursor: pointer;
  transition: var(--transition);

  list-style: none;
}

.slider-btn:hover{
  background-color: var(--color-pink-300);
}

.slider-btn:active{
  background-color: var(--color-pink-200);
}

.slider-content{
  color: var(--color-white);
  padding: 0;
  text-decoration: none;
  padding: 0 var(--spacing-M) 0 var(--spacing-XS);
}

.slider-content:active{
  color: var(--color-pink-200);
}

details::details-content {
  display: flex;
  width: 0;
  overflow: hidden;
  white-space: nowrap;

  transition: var(--transition) allow-discrete;
}

details[open]::details-content {
  width: max-content; 
}

.about-block-2{
  display: grid;  
  gap: var(--spacing-L);
  height: auto;
  width: 100%;
  grid-template-rows: auto auto; 
  grid-template-columns: none;
}

.lifemart-slides{
  border-radius: var(--radius-L);
  overflow: hidden; 
  position: relative;
  grid-row: 2 / span 1;
  height: auto;
  align-self: start;
  justify-self: start;
}

.lifemart-slides img{
  width: 100%; 
  height: auto;     
  display: block; 
}

.text-block-2{
  color: var(--color-white);
  grid-template-rows: 1 / span 1;
}

.lifemart-text{
  display: flex;
  flex-direction: column;  

  gap: 24px;
  height: auto;
  width: 100%;
}

.about-block-0{
  color: var(--color-white);
}

.instrument-list{
  display: grid;
  grid-template-rows: repeat(4, 1fr);
  gap: var(--spacing-L);
  width: 100%;
  height: auto;
}

.instrument-content{
  border-radius: var(--spacing-L);
  padding: var(--spacing-L);

  display: flex;
  flex: 1;
  min-width: 0;
  gap: var(--spacing-XS);
  flex-direction: column;

}

.instrument-content img{
  overflow: hidden;
  width: 100%;
  height: 180px;
  object-fit: scale-down;
  display: block;
}

.courses-list{
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-M);
  width: 100%;
  height: auto;
}

.courses-content{
  background-color: var(--color-blue-400);
  border-radius: var(--spacing-L);
  padding: var(--spacing-L);
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: var(--spacing-M);
}

.course-1{
  grid-column: 1 / span 1;
  grid-row: 1 / span 1; 
}

.course-2{
  background-color: var(--color-pink-300);
  color: var(--color-blue-500);
  grid-column: 2 / span 1;
  grid-row: 1 / span 1; 
}

.course-3{
  grid-column: 1 / span 1;
  grid-row: 2 / span 1; 
}

.course-4{
  grid-column: 2 / span 1;
  grid-row: 2 / span 1;
}

.course-5{
  grid-column: 1 / span 1;
  grid-row: 3 / span 1; 
}

.course-6{
  grid-column: 2 / span 1;
  grid-row: 3 / span 1; 
}

.about-block-3{
  display: flex;
  flex-direction: column;
  gap: var(--spacing-L);
  width: 100%;
  height: auto;
}

.education{
  color: var(--color-white); 
}

.about-contact{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-M);
  color: var(--color-black);
  padding: var(--spacing-L);
  border-radius: var(--spacing-L);
  background-color: var(--color-white);
}

.blue-button{
  display: flex;
  align-items: center;
  flex: 1;
  color: var(--color-white);
  background-color: var(--color-blue-400);
  border-radius: var(--spacing-L);
  padding: var(--spacing-XXS) var(--spacing-M) var(--spacing-XXS) var(--spacing-XS);
  gap: var(--spacing-XS);
}

.blue-button:hover{
  text-decoration: none;
  background-color: var(--color-blue-300);
}

.blue-button:active{
  color: var(--color-white);
  background-color: var(--color-blue-200);
}


.blue-button img{
  width: 32px;
  height: 32px;
}

.about-links{
  display: flex;
  flex-direction: column;
  gap:var(--spacing-XS);
  justify-content: center;
}


/*  АДАПТИВЫ  */ /*  АДАПТИВЫ  */ /*  АДАПТИВЫ  */ /*  АДАПТИВЫ  */ /*  АДАПТИВЫ  */ 

@media (max-width: 800px){
  body{
    margin: 0 var(--spacing-L);
  }

  .main-page{
    margin: 0 var(--spacing-L);
    height: auto;
  }
}

@media (min-width: 800px) {
  .content-blocks {
    min-height: 700px;
    max-height: 1200px;

    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(12, 1fr);
  }

  .block-me{
    height: auto;
    grid-column: 1 / span 1;
    grid-row: 1 / span 7; 
  }

  .block-experience{
    height: auto;
    grid-column: 2 / span 1;
    grid-row: 1 / span 5; 
  }

  .block-portfolio{
    height: auto;
    grid-column: 2 / span 1;
    grid-row: 6 / span 4; 
  }

  .block-stack{
    background-size: 50%;

    height: auto;
    grid-column: 1 / span 1;
    grid-row: 8 / span 5; 
  }

  .block-links{
    height: auto;
    grid-column: 2 / span 1;
    grid-row: 10 / span 3; 
  }

  .image img{  
    height: 115%;
    bottom: -15%;
    transform: translateX(-60%); 
  }

  /*  ABOUT  */

  .about-block-1{
    gap: 0 var(--spacing-L);
    grid-template-rows: none;
    grid-template-columns: repeat(2, 1fr);
  }

  .text-block-1{
    grid-row: none;
    grid-column: 1 / span 1;
    margin-bottom: 0;
  }

  .my-card{
    grid-row: none;
    grid-column: 2 / span 1;
    background-image: url('../images/MeAI.png');  
    background-size: cover;          
  }

  .card-text{
    height: 100%;
  }

  .my-card-img{
    display: none;
  }

  .lifemart-text{
    display: grid;  
    grid-template-columns: 1fr 1fr;

    gap: var(--spacing-M) var(--spacing-L);
  }

  .instrument-list{
    grid-template-rows: repeat(2, 1fr);
    grid-template-columns: repeat(2, 1fr);
  }

  .courses-list{
    display: grid;
    gap: var(--spacing-L);

    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
  }

  .courses-content{
    width: auto;
  }

  .about-block-3{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .education{
    grid-column: 1 / span 1;
  }

  .about-contact{
    grid-column: 2 / span 1;
  }

}

@media (min-width: 1280px) {
  .content-blocks {
    min-height: 400px;
    max-height: 800px;

    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
  }

  .block-me{
    grid-column: 1 / span 4;
    grid-row: 1 / span 12; 
  }

  .block-experience{
    grid-column: 5 / span 3;
    grid-row: 1 / span 7; 
  }

  .block-portfolio{
    grid-column: 8 / span 5;
    grid-row: 1 / span 7;
  }

  .block-stack{
    grid-column: 5 / span 6;
    grid-row: 8 / span 5; 
  }

  .block-links{
    grid-column: 11 / span 2;
    grid-row: 8 / span 5; 
  }

  .image img{
    bottom: 0;
    height: 100%;
    transform: translateX(-60%);
  }

  .icon-btn{
    height: 32px;
    width: 32px;
  }

  .my-links{
    font-size: var(--font-size-H2);
    line-height: var(--font-height-H2);
  }

  .carousel-text{
    padding: var(--spacing-L) var(--spacing-L);
    font-weight: 500;
    font-size: var(--font-size-H1);
    line-height: var(--font-height-H1);
    margin: 0;
  }

  /*  ABOUT  */

  .about-me{
    gap: var(--spacing-XL);
  }

  .about-block-1{ 
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 0;
  }

  .text-block-1{
    grid-row: none;
    grid-column: 1 / span 1;
  }

  .my-card{
    display: grid;  
    height: 100%;
    gap: var(--spacing-L);
    grid-row: none;
    grid-column: 2 / span 2;

    background-image: none;

    grid-template-columns: repeat(2, 1fr);
  }

  .card-text{
    height: auto;
  }

  .my-card img{
    height: 100%;
    grid-column: 2 / span 2;
  }

  .my-card-img{
    display: block;
  }

  .about-block-2{
    gap: 0 var(--spacing-L);
    display: grid;  
    grid-template-rows: none;
    grid-template-columns: repeat(4, 1fr);
  }

  .text-block-2{
    grid-row: none;
    grid-column: 3 / span 2;
  }

  .lifemart-slides{
    grid-row: none;
    grid-column: 1 / span 2;
    justify-self: none;
  }
  
  .lifemart-text{
    display: grid;  
    grid-template-columns: 1fr 1fr;

    gap: var(--spacing-M) var(--spacing-L);
  }

  .instrument-list{
    display: flex;
    flex-direction:row;
  }

  .courses-list{
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(2, 1fr);
  }

  .about-block-3{
    display: grid;
    grid-template-columns: repeat(12, 1fr);
  }

  .course-1{
    grid-column: 1 / span 4;
    grid-row: 1 / span 1; 
  }

  .course-2{
    grid-column: 5 / span 4;
    grid-row: 1 / span 1; 
  }

  .course-3{
    grid-column: 9 / span 4;
    grid-row: 1 / span 1; 
  }

  .course-4{
    grid-column: 1 / span 5;
    grid-row: 2 / span 1;
  }

  .course-5{
    grid-column: 6 / span 4;
    grid-row: 2 / span 1; 
  }

  .course-6{
    grid-column: 10 / span 3;
    grid-row: 2 / span 1; 
  }

  .education{
    grid-column: 1 / span 6;
  }

  .about-contact{
    grid-column: 9 / span 4;
  }

}

@media (min-width: 1600px) {
  :root{
    
    --font-size-txt: 16px;
    --font-size-H3: 20px;
    --font-size-H2: 24px;
    --font-size-H1: 32px;
    --font-size-Display: 48px;

    --font-height-txt: 20px;
    --font-height-H3: 24px;
    --font-height-H2: 36px;
    --font-height-H1: 48px;
    --font-height-Display: 58px;

    --Display-padding-bottom: var(--spacing-XS);
  }
  .content-blocks {
    min-height: 600px;
    max-height: 1000px;    
  }

  .block-experience{
    padding: var(--spacing-L);
  }

  .block-stack{
    padding: var(--spacing-L);
  }

  .me-text{
  padding: var(--spacing-L);
  }

  .icon-btn{
    height: 48px;
    width: 48px;
  }

}