/* Simple personal website — Helvetica-based */

:root {
  --background: #eef7fb;
  --text: #080808;
  --heading-blue: #1297e8;
  --secondary-text: #666666;
  --link: #1297e8;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Helvetica, Arial, sans-serif;
}

main {
  max-width: 1450px;
  margin: 0 auto;
  padding: 48px 38px 100px;
}

h1 {
  margin: 0 0 42px;
  color: var(--heading-blue);
  font-family: Helvetica, Arial, sans-serif;
  font-size: clamp(52px, 5.3vw, 88px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
}

section {
  margin-top: 0;
}

.profile p {
  margin: 0 0 18px;
  color: var(--secondary-text);
  font-size: clamp(23px, 2.25vw, 36px);
  font-weight: 700;
  line-height: 1.35;
}

.research {
  margin-top: 48px;
}

h2 {
  display: inline-block;
  margin: 0;
  font-family: Helvetica, Arial, sans-serif;
  font-size: clamp(21px, 2.05vw, 32px);
  font-weight: 400;
  line-height: 1.35;
  vertical-align: top;
}

ul {
  display: inline-block;
  margin: -2px 0 0 38px;
  padding-left: 25px;
  vertical-align: top;
  font-size: clamp(21px, 2vw, 31px);
  line-height: 1.85;
}

li {
  padding-left: 7px;
  margin-bottom: 2px;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--link);
  text-decoration: underline;
}

@media (max-width: 800px) {
  main {
    padding: 32px 22px 70px;
  }

  h1 {
    margin-bottom: 34px;
    font-size: clamp(48px, 13vw, 70px);
  }

  .profile p {
    font-size: clamp(20px, 5vw, 28px);
    line-height: 1.45;
    margin-bottom: 15px;
  }

  .research {
    margin-top: 42px;
  }

  h2 {
    display: block;
    margin-bottom: 8px;
  }

  ul {
    display: block;
    margin: 0;
    padding-left: 28px;
    font-size: clamp(18px, 4.5vw, 25px);
    line-height: 1.65;
  }
}