@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaBlack.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
}

@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaBold.ttf") format("truetype");
  font-weight: bold;
  font-style: normal;
}

@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaExtraBold.ttf") format("truetype");
  font-weight: 300;
  font-style: normal;
}
@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaExtraLight.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
}

@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaLight.ttf") format("truetype");
  font-weight: bold;
  font-style: normal;
}

@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaMedium.ttf") format("truetype");
  font-weight: 300;
  font-style: normal;
}
@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaRegular.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
}

@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaSemiBold.ttf") format("truetype");
  font-weight: bold;
  font-style: normal;
}

@font-face {
  font-family: "Lufga";
  src: url("../fonts/LufgaThin.ttf") format("truetype");
  font-weight: 300;
  font-style: normal;
}
:root {
  --font-family: "Lufga", sans-serif;
}
:root {
  --primary-primary-800: #3b269d;
  --primary-primary-600: #6432ff;
  --primary-primary-200: #d2cde8;
  --secondary-blue: #1badff;
  --secondary-pink: #e93fe2;
  --text-primary: #051f2e;
  --text-secondary: #375262;
  --text-extra: #a4afb5;
  --text-white: #fff;
  --dark-shades-900: #051f2e;
  --dark-shades-800: #0e2b3b;
  --dark-shades-400: #2c688a;
  --light-shades-300: #e1e7eb;
  --light-shades-200: #f5f7fa;
  --light-shades-white: #fff;
  --gradient-primary: linear-gradient(135.98deg, #6b83f4 0%, #a862eb 100%);
  --gradient-secondary: linear-gradient(90deg, #6835ff 0%, #1aadff 100%);
  --gradient-tertiary: linear-gradient(128.26deg, #a3deff 0%, #fdadf2 100%);
}

html {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: inherit;
}

body {
  background: #ffffff1a;
  height: 100%;
  font-style: normal;
  font-variation-settings: "wdth" 100, "YTLC" 500;
}

li {
  list-style-type: none;
}

a {
  text-decoration: none;
}

h1 {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 45px;
  line-height: 133%;
  letter-spacing: 0.025em;
  color: var(--text-primary);
}

h2 {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 36px;
  line-height: 144%;
  color: var(--text-primary);
  margin: 32px 0 16px 0;
}
h3 {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 24px;
  line-height: 150%;
  color: var(--text-primary);
  margin: 24px 0 16px 0;
}
h4 {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 24px;
  line-height: 150%;
  color: var(--text-primary);
}
h5 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 19px;
    line-height: 168%;
    color: var(--text-primary);
}
p {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
}
.entry-content p {
    margin-bottom: 8px;
}
.wrapper-articlele {
  background: var(--light-shades-white);
  position: relative;
  width: 100%;
  overflow: hidden;
}

.wrapper-articlele::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(100% - 80%);
  background: linear-gradient(to bottom, transparent, white), url("../img/article-background.png");
  background-position: top;
  background-repeat: no-repeat;
  background-size: cover;
}
.wp-block-image {
    margin: 8px 0;
}
@media (max-width: 1330px) {
  .wrapper-articlele::before {
    height: calc(100% - 93.83%);
  }
}
@media (max-width: 1300px) {
  .wrapper-articlele::before {
    height: calc(100% - 93.6%);
  }
}
@media (max-width: 1155px) {
  .wrapper-articlele::before {
    height: calc(100% - 93.4%);
  }
}
@media (max-width: 1110px) {
  .wrapper-articlele::before {
    height: calc(100% - 92.7%);
  }
}
@media (max-width: 1080px) {
  .wrapper-articlele::before {
    height: calc(100% - 92.33%);
  }
}

/* article-title section */

.article-title-wrapper {
  display: flex;
  flex-direction: column;
  padding: 56px 84px 100px;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  z-index: 1;
  position: relative;
}
.article-title {
  display: flex;
  margin-bottom: 32px;
}

.article-title-right-mobile {
  display: none;
}
.article-title-left {
  display: flex;
  flex-direction: column;
  max-width: 680px;
  width: 100%;
  justify-content: flex-start;
}
.article-title-author {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 12px 0;
  border-top: 1.5px solid var(--light-shades-300);
  border-bottom: 1.5px solid var(--light-shades-300);
  margin-bottom: 16px;
}
.article-title-author-img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  padding: 2px; 
  background: linear-gradient(to right, #6835FF 0%, #1AADFF 100%);
  box-sizing: content-box; 
}
.article-title-author-name {
  display: flex;
  flex-direction: column;
}
.article-title-author-date {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.article-title-discription {
  max-width: 1440px;
  width: 100%;
}

 .article-title-img.wp-post-image {
  max-width: 516px;
  width: 100%;
  max-height: 400px;
  height: 100%;
  float: right;
  margin-left: 24px;
  margin-bottom: 30px;
  border-radius: 12px;
  padding: 1.5px;
  background: linear-gradient(to right, #A3DEFF 0%, #FDADF2 100%);
  box-sizing: content-box;
  position: relative;
  object-fit: contain
}

.article-title-discription-list {
  margin: 0 0 8px 25px;
}
.article-title-discription-list li {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
  list-style-type: disc;
}
.article-title-right {
  display: flex;
  max-width: 516px;
  width: 100%;
  align-items: flex-start;
}
.article-title-img-tabl {
  display: none;
}


/* Publication content */

.publication-content-wrapper {
  display: flex;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  gap: 24px;
  padding: 0 84px 90px;
  position: relative;
  justify-content: space-between;
}

.aside-container-invisible {
    max-width: 400px;
    width: 100%;
  }

.publication-block {
  display: flex;
  flex-direction: column;
  max-width: 840px;
  width: 100%;
  gap: 24px;
  flex: 1;
}
.publication-block-discription-1 {
  display: flex;
  flex-direction: column;
}
.publication-block-discription-1 img {
  max-width: 100%;
}

.post-content-image {
	margin-top: 36px;
	margin-bottom: 36px;
}

.publication-block-discription-1 ol,
.publication-block-discription-1 ul,
.wp-block-list {
  margin: 8px 0 8px 27px;
}

.publication-block-discription-1 ol li,
.wp-block-list li {
  list-style: decimal;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
}
.publication-block-discription-1 ul li,
.wp-block-list li {
  list-style-type: disc;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
}

.publication-block-discription-1_1 {
  margin-bottom: 24px;
}
.publication-block-discription-1_1 h2 {
  margin-bottom: 16px;
}
.publication-block-discription-1_1 p {
  margin-bottom: 8px;
}
.publication-block-discription-1_1 img {
  margin-bottom: 16px;
  max-width: 100%;
}
.publication-block-discription-1_1 img:last-child {
  margin-bottom: 0;
  max-width: 100%;
}
.publication-block-discription-1_2 {
}
.publication-block-discription-1_2 h3 {
  margin-bottom: 16px;
}
.publication-block-discription-1_2 p {
  margin-bottom: 8px;
}
.publication-block-discription-1_2 p:last-child {
  margin-bottom: 0;
}
.publication-block-discription-1_2 ol {
  margin-bottom: 8px;
}
.publication-block-discription-1_2 img {
  margin-bottom: 8px;
}
.publication-block-discription-1_2 img:last-child {
  margin-bottom: 24px;
}
.publication-block-discription-2 {
  display: flex;
  flex-direction: column;
  max-width: 100%;
}
.publication-block-discription-2 img {
  max-width: 100%;
  margin-bottom: 24px;
}
.publication-block-discription-2 p {
  margin-bottom: 8px;
}
.publication-block-discription-2 ol,
.publication-block-discription-2 ul {
  margin: 0 0 8px 27px;
}
.publication-block-discription-2 ol li {
  list-style: decimal;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
}
.publication-block-discription-2 ul li {
  list-style-type: disc;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
}
.aside-container {
  display: flex;
  max-width: 408px;
  width: 30%; 
}

.sticky-aside {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%; 
  max-width: 408px;
}
.aside-wrapper {
  max-width: 100%;
  display: flex;
  flex-direction: column;
  padding: 24px;
  gap: 24px;
  box-shadow: 0 14px 44px 0 rgba(13, 19, 49, 0.07);
  background: var(--text-white);
  border: 1px solid var(--light-shades-300);
  border-radius: 12px;
}

.aside-wrapper-content h4 {
  margin-bottom: 16px;
  color: var(--primary-primary-600);
}
.aside-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-left: 13px;
}

.aside-list li a {
  margin-left: 9px;
  transition: color 0.3s ease;
}

.aside-list li a.active {
    color: var(--primary-primary-600);
}

.aside-list li,
.aside-list li a {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
}

#aside-footer {
  background: transparent;
  border: none;
}
.footer-aside {
  border-top: 1px solid var(--light-shades-300);
  padding: 24px 0 0 0;
}
.footer-aside h4 {
  margin-bottom: 16px;
  font-size: 19px;
line-height: 168%;
}
.footer-aside p {
  font-size: 16px;
  line-height: 175%;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.footer-aside-list {
  display: flex;
  align-items: center;
  gap: 26px;
}


/* Tomasz-rudzki section */

#tomasz-rudzki-section {
  background: url(../img/tomasz-background.png) no-repeat center;
  background-size: cover;
}
.tomasz-rudzki-wrapper {
  display: flex;
  flex-direction: column;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  gap: 23px;
  padding: 90px 84px;
}
.tomasz-rudzki-top {
  display: flex;
  gap: 16px;
}
.tomasz-rudzki-top img {
  max-width: 100%;
  border: 1.25px solid var(--primary-primary-200);
  border-radius: 7.5px;
}
.tomasz-rudzki-discription {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}
.tomasz-rudzki-bottom {
  display: flex;
  max-width: 700px;
  width: 100%;
}

/* Related-content section */

#related-content-section {
  background: var(--light-shades-200);
}
.related-content-wrapper {
  display: flex;
  flex-direction: column;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  gap: 56px;
  padding: 100px 84px 117px;
}
.related-content-title {
  display: flex;
}
.related-content-title h2 {
  font-size: 36px;
  line-height: 144%;
  color: var(--text-primary);
}
.related-content-library {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  grid-column-gap: 32px;
  grid-row-gap: 48px;
}
.publication {
  display: flex;
  align-items: center;
  flex-direction: column;
  padding: 8px 16px 16px;
  background: var(--light-shades-white);
  border-radius: 12px;
  gap: 32px;
  transition: transform 0.7s ease;
    will-change: transform;
}
.publication:hover {
    transform: scale(1.05);
}
.img-publication {
    display: inline-flex;
    align-items: center;
    height: 240px;
}

.img-publication img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.discription-publication {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  width: 100%;
}

.discription-publication h3 {
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 12px;
    font-size: 19px;
    line-height: 168%;
}


.discription-publication h5 {
    margin-bottom: 6px;
}
.discription-publication p {
  font-size: 13px;
  line-height: 138%;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.discription-publication p:last-child {
    font-size: 13px;
  line-height: 138%;
  color: var(--text-secondary);
  display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Start section */

#start-section {
  background: url(../img/background-start.png) no-repeat center;
  background-size: cover;
}

.start-wrapper {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 100px 0;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.start-wrapper-discription {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.start-wrapper-discription h2 {
  color: var(--text-white);
}
.start-wrapper-discription p {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  line-height: 175%;
  text-align: center;
  color: var(--text-white);
}

.start-wrapper-button {
  display: flex;
  justify-content: center;
  padding: 12px 0;
  max-width: 243px;
  width: 100%;
  background-color: var(--light-shades-white);
  border-radius: 12px;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 19px;
  line-height: 168%;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  margin: 0 auto;
  transition: background-color 0.3s ease;
  text-transform: capitalize;
}
.start-wrapper-button:hover {
    background-color: var(--text-primary);
    color: var(--text-white);
}
.start-wrapper-button:active {
    background-color: var(--light-shades-white);
    color: var(--text-primary);
}

/* Breakpoint */

@media (max-width: 1024px) {
    
  h1 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 36px;
    line-height: 144%;
    letter-spacing: 0.025em;
    color: var(--text-primary);
  }

  h2 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 45px;
    line-height: 133%;
    color: var(--text-primary);
  }
  h3 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 36px;
    line-height: 144%;
    color: var(--text-primary);
  }
  h4 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 24px;
    line-height: 150%;
    color: var(--text-primary);
  }

  p {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 14px;
    line-height: 200%;
    color: var(--text-primary);
  }

  .wrapper-articlele::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 93.95%);
    background: url("../img/article-background.png");
    background-position: top;
    background-repeat: no-repeat;
    background-size: cover;
  }

  /* article-title section */

 .article-title-wrapper {
    padding: 40px 84px 56px;
    max-width: 1024px;
    width: 100%;
  }
  
  .article-title-author {
    display: flex;
    gap: 10px;
    align-items: start;
    padding: 12px 0;
    border-top: 1.5px solid var(--light-shades-300);
    border-bottom: 1.5px solid var(--light-shades-300);
    margin-bottom: 16px;
  }
  .article-title-author-img {
    max-width: 48px;
    width: 100%;
    height: 48px;
  }
  .article-title-author-name {
    display: flex;
    flex-direction: column;
  }
  .article-title-author-date {
    display: flex;
    gap: 10px;
    align-items: center;
  }
  .article-title-author-date p {
    font-size: 13px;
    line-height: 138%;
    color: var(--text-secondary);
  }
  .article-title-author-date img {
    max-width: 4px;
    width: 100%;
  }

  .article-title-discription-list {
    margin: 0 0 8px 25px;
  }
  .article-title-discription-list li {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 14px;
    line-height: 200%;
    color: var(--text-primary);
    list-style-type: disc;
  }

  .article-title-img.wp-post-image {
    max-width: 416px;
    width: 100%;
    max-height: 322px;
    height: 100%;
  }

  .article-title-discription-list-bottom {
    margin: 0 0 8px 25px;
  }
  .article-title-discription-list-bottom li {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 14px;
    line-height: 200%;
    color: var(--text-primary);
    list-style-type: disc;
  }



  /* Publication content */

  .publication-content-wrapper {
    max-width: 1024px;
    width: 100%;
    padding: 0 84px 64px;
    justify-content: space-between;
  }
  
  .aside-container-invisible {
    max-width: 200px;
    width: 100%;
  }

  @media (max-width: 980px) {
    .aside-container-invisible {
    max-width: 300px;
    width: 100%;
  }
  }

  .publication-block {
    max-width: 489px;
    gap: 32px;
    flex: 1;
    width: 65%;
  }

  .discription-publication h5 {
    margin-bottom: 2px;
}

  .publication-block-discription-1 ol li {
    font-size: 14px;
    line-height: 200%;
  }
  .publication-block-discription-1 ul li {
    font-size: 14px;
    line-height: 200%;
  }

  .publication-block-discription-2 ol li {
    font-size: 14px;
    line-height: 200%;
  }
  .publication-block-discription-2 ul li {
    font-size: 14px;
    line-height: 200%;
  }

  .sticky-aside {
    position: absolute;
    top: 0;
    right: 0;
    max-width: 343px;
    width: 100%;
  }
  .aside-container {
    max-width: 343px;
    width: 35%;
  }

  .aside-wrapper {
    gap: 16px;
  }

  .aside-wrapper-content h4 {
    margin-bottom: 12px;
    font-size: 19px;
    line-height: 168%;
  }
  .aside-list {
    margin-left: 14px;
  }
  .aside-list li {
    font-size: 16px;
    line-height: 175%;
  }
  .footer-aside h4 {
    font-size: 16px;
    line-height: 175%;
    margin-bottom: 12px;
  }
  .footer-aside p {
    font-size: 14px;
    line-height: 200%;
    color: var(--text-primary);
  }
  .footer-aside-list {
    gap: 24px;
  }

  /* Tomasz-rudzki section */

  #tomasz-rudzki-section {
    background: url(../img/tomasz-background.png) no-repeat center;
    background-size: cover;
  }
  .tomasz-rudzki-wrapper {
    max-width: 1024px;
    width: 100%;
    padding: 64px 84px;
  }

  .tomasz-rudzki-top img {
    max-width: 92px;
    width: 100%;
  }
  .tomasz-rudzki-discription {
    gap: 0px;
  }
  .tomasz-rudzki-bottom {
    display: flex;
    max-width: 100%;
  }

  /* Related-content section */

  .related-content-wrapper {
    max-width: 1024px;
    width: 100%;
    padding: 64px 84px;
  }

  .related-content-library {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    grid-column-gap: 16px;
    grid-row-gap: 24px;
  }

  /* Start section */

  .start-wrapper {
    max-width: 1024px;
    width: 100%;
    padding: 64px 0 80px;
    gap: 32px;
  }
  .start-wrapper-discription h2 {
    color: var(--text-white);
  }
  .start-wrapper-button {
    max-width: 220px;
    width: 100%;
  }
}
@media (max-width: 855px) {
    .article-title {
        margin-bottom: 20px;
    }
    .article-title-img.wp-post-image {
        max-width: 353px;
        width: 100%;
        max-height: 274px;
        height: 100%;
    }
}

@media (max-width: 768px) {
    
  h1 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 24px;
    line-height: 150%;
    letter-spacing: 0.025em;
    color: var(--text-primary);
  }

  h2 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 24px;
    line-height: 150%;
    color: var(--text-primary);
  }
  h3 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 24px;
    line-height: 150%;
    color: var(--text-primary);
  }
  h4 {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 19px;
    line-height: 168%;
    color: var(--text-primary);
  }

  p {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 14px;
    line-height: 200%;
    color: var(--text-primary);
  }

  .wrapper-articlele::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 93.95%);
    background: url("../img/article-background-mobile.png");
    background-position: top;
    background-repeat: no-repeat;
    background-size: 100% 100%;
  }

  /* article-title section */

 .article-title-wrapper {
    padding: 32px 64px 24px;
  }
  .article-title-content {
    display: flex;
    flex-direction: column;
    gap: 0;
    justify-content: flex-start;
  }

  .article-title-left {
    max-width: 100%;
  }
  .article-title-author {
    gap: 12px;
    margin-bottom: 32px;
    order: -1;
  }
  .article-title-author-img {
    max-width: 48px;
    width: 100%;
  }
  .article-title-discription {
      display: flex;
      flex-direction: column;
  }

  .article-title-discription-list {
    margin: 0 0 8px 20px;
  }
  .article-title-discription-list li {
    margin-bottom: 8px;
  }
  .article-title-img.wp-post-image {
      margin: 0 auto 20px;
  }

  /* Publication content */

  .publication-content-wrapper {
    gap: 24px;
    padding: 0 64px 50px;
  }

.aside-container {
    width: 100%; 
  }

  .aside-container-invisible {
    display: none;
  }

  .publication-block {
    display: flex;
    flex-direction: column;
    max-width: 100%;
    gap: 0;
    flex: 1;
  }
  .publication-block-discription-1 {
    margin-bottom: 32px;
  }
  .publication-block-discription-1 img {
    max-width: 100%;
  }
  .publication-block-discription-1 ol,
  .publication-block-discription-1 ul {
    margin: 0 0 8px 18px;
  }

  .publication-block-discription-1 ol li {
    font-size: 14px;
    line-height: 200%;
  }
  .publication-block-discription-1 ul li {
    font-size: 14px;
    line-height: 200%;
  }

  .publication-block-discription-2 ol,
  .publication-block-discription-2 ul {
    margin: 0 0 8px 18px;
  }
  .publication-block-discription-2 ol li {
    font-size: 14px;
    line-height: 200%;
  }
  .publication-block-discription-2 ul li {
    font-size: 14px;
    line-height: 200%;
  }
  .aside-container {
    margin-bottom: 24px;
    width: 100%;
  }

  .sticky-aside {
    position: static;
    max-width: 100%;
  }
  .aside-wrapper {
    gap: 16px;
  }

  .aside-wrapper-content h4 {
    margin-bottom: 12px;
  }

  .footer-aside h4 {
    margin-bottom: 12px;
    font-size: 16px;
    line-height: 175%;
  }
  .footer-aside p {
    font-size: 14px;
    line-height: 200%;
  }
  .footer-aside-list {
    gap: 24px;
  }

  /* Tomasz-rudzki section */

  #tomasz-rudzki-section {
    display: none;
  }

  /* Related-content section */

  .related-content-wrapper {
    gap: 32px;
    padding: 40px 64px;
  }
 
  .related-content-library {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: repeat(3, 1fr);
    grid-column-gap: 0px;
    grid-row-gap: 24px;
  }
  .related-content-library .publication:nth-child(n + 4) {
    display: none;
  }

  /* Start section */

  #start-section {
    background: url(../img/background-start.png) no-repeat center;
    background-size: cover;
  }

  .start-wrapper {
    max-width: 393px;
    width: 100%;
    padding: 40px 20px;
    gap: 64px;
  }

  .start-wrapper-button {
    max-width: 100%;
    font-size: 16px;
    line-height: 175%;
    color: var(--text-primary);
  }
}

@media (max-width: 520px) {
     .article-title-wrapper {
    padding: 32px 20px 24px;
    width: 100%;
    max-width: 393px;
  }

    .publication-content-wrapper {
    max-width: 393px;
    width: 100%;
    gap: 24px;
    padding: 0 20px 50px;
  }

  .aside-container {
    width: 100%; 
  }

    .related-content-wrapper {
    max-width: 393px;
    width: 100%;
    gap: 32px;
    padding: 40px 20px;
  }
  
}