html {
  scroll-behavior: smooth;
}

body {
  margin: 0;

  font-family: "Inter", sans-serif;
  font-size: 18px;
  line-height: 28px;

  background-image: url("images/gradient-bg.png");
  background-repeat: no-repeat;
  background-position-x: right;
  background-position-y: 86px;
  background-attachment: fixed;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1;

  background-color: #ffffff;
}

.site-header-contents {
  display: flex;
  justify-content: space-between;
  align-items: center;

  max-width: 1000px;
  height: 86px;
  padding: 0 24px;
  margin: 0 auto;
}

.site-logo {
  margin: 0;

  font-size: 18px;
  font-weight: bold;
  text-decoration: none;
  color: #1f2937;

  transition-property: color;
  transition-duration: 200ms;
}

.site-logo:hover,
.site-logo:focus {
  color: #f59e0b;
}

.site-nav a {
  margin-left: 42px;

  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  color: #1f2937;

  transition-property: color;
  transition-duration: 200ms;
}

.site-nav a:hover,
.site-nav a:focus {
  color: #f59e0b;
}

.intro-section {
  display: flex;
  align-items: center;

  max-width: 1000px;
  padding: 0 24px;
  margin: 150px auto;
  margin-bottom: 0;
  
  padding: 50px 30px;
  border-radius: 10px;
  box-shadow: 7px 7px 60px #000;
}

.intro-section img {
  width: 250;
  height: 250;
  border: 8px solid #ede9fe;
  border-radius: 50%;
  margin-right: 50px;
}

.intro-section h1 {
  margin: 0;

  font-size: 40px;
  line-height: 48px;
  color: #4b5563;
}

.intro-section .highlight-name {
  display: block;
  color: #7c3aed;

  animation-name: change-colors;
  animation-duration: 2s;
  animation-iteration-count: infinite;
}

.banner-image {
  height: 720px;

  position: relative;

  background-image: url("images/banner_tirxkp.jpg");
  background-size: cover;
  background-attachment: fixed;
}

.banner-attribution {
  display: inline-block;
  padding: 8px 16px;
  margin: 0;

  position: absolute;
  left: 16px;
  bottom: 0;

  font-size: 14px;
  line-height: 16px;
  color: #ffffff;
  background-color: #1f2937;
}

.banner-attribution a {
  font-weight: bold;
  text-decoration: none;
  color: #ffffff;

  transition-property: color;
  transition-duration: 200ms;
}

.banner-attribution a:hover,
.banner-attribution a:focus {
  color: #f59e0b;
}

.section {
  max-width: 760px;
  padding: 150px 24px;
  margin: 0 auto;
}

.section h2 {
  margin-bottom: 42px;

  font-size: 32px;
  line-height: 42px;
  text-align: center;
  color: #4b5563;
}

.section a {
  font-weight: bold;
  color: #7c3aed;

  transition-property: color;
  transition-duration: 200ms;
}

.section a:hover,
.section a:focus {
  color: #f59e0b;
}

.about-section h2 {
  display: none;
}

.about-section p:first-of-type {
  margin-top: 0;
}

.about-section p:last-of-type {
  margin-bottom: 0;
}

.shadows {
  text-shadow: 0.025em 0.025em 0 yellow, 0.045em 0.045em 0 blue,
    0.075em 0.075em 0 red, 0.1em 0.1em 0 black;
}

.education {
  padding: 32px 42px;
  border-radius: 5px;

  background-color: #f9fafb;
  padding: 50px 30px;
  border-radius: 10px;
  box-shadow: 7px 7px 60px #000;
}


.education:not(:last-child) {
  margin-bottom: 32px;
}

.school {
  margin: 0;

  font-size: 18px;
  font-weight: normal;
  line-height: 28px;
}

.year_graduated {
  margin: 0;

  font-size: 14px;
  line-height: 24px;
  color: #4b5563;
}

.school p:last-child {
  margin-bottom: 0;
}

.contact-section {
  max-width: 712px;
  padding-top: 56px;
  padding-bottom: 56px;
  margin-bottom: 150px;
  border-radius: 5px;

  text-align: center;
  color: #ffffff;
  background-image: linear-gradient(to bottom right, #8b5cf6, #5b21b6);
  padding: 50px 30px;
  border-radius: 10px;
  box-shadow: 7px 7px 60px #000;
}

.contact-section h2 {
  margin-top: 0;
  margin-bottom: 24px;

  color: #ffffff;
}

.contact-section p {
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.contact-section .email-button {
  display: inline-block;
  padding: 14px 42px;
  margin-top: 56px;
  margin-bottom: 0;
  border-radius: 5px;

  font-weight: bold;
  text-decoration: none;
  color: #7c3aed;
  background-color: #ffffff;

  transition-property: background-color, color;
  transition-duration: 200ms, 200ms;
}

.contact-section .email-button:hover,
.contact-section .email-button:focus {
  color: #ffffff;
  background-color: #f59e0b;
}

.social-links {
  width: 32px;
  padding: 8px;

  position: fixed;
  right: 50px;
  bottom: 50px;

  background-color: #1f2937;
}

.social-links a {
  display: block;
  width: 32px;
  height: 32px;
  border-radius: 5px;

  font-size: 0;

  background-repeat: no-repeat;
  background-position-x: center;
  background-position-y: center;

  transition-property: background-color;
  transition-duration: 200ms;
}

.social-links a:not(:last-child) {
  margin-bottom: 8px;
}

.social-links a:hover,
.social-links a:focus {
  background-color: rgba(255, 255, 255, 0.1);
}

.social-links .facebook {
  background-image: url("images/icon-facebook.svg");
}

.social-links .youtube {
  background-image: url("images/icon-youtube.png");

  background-repeat: no-repeat;
  background-size: contain;
}

.site-footer {
  padding: 32px 24px;

  text-align: center;
  background-color: #f9fafb;
}

.site-footer p {
  margin: 0;

  color: #4b5563;
}

@keyframes change-colors {
  0% {
    color: #7c3aed;
  }

  50% {
    color: #f59e0b;
  }

  100% {
    color: #7c3aed;
  }
}