:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #202b3b;
  background: #fff;
  font-synthesis: none;
  line-height: 1.7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.container {
  width: min(960px, calc(100% - 48px));
  margin-inline: auto;
}

a {
  color: #1754a0;
  text-underline-offset: 4px;
}

a:hover {
  color: #103c73;
}

a:focus-visible {
  outline: 3px solid #1754a0;
  outline-offset: 5px;
  border-radius: 2px;
}

.site-header {
  border-bottom: 1px solid #e1e6ed;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px 32px;
  padding-block: 26px;
}

.company-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 15px;
}

nav a {
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

nav span {
  color: #617086;
}

.introduction {
  padding-block: 88px 80px;
}

h1, h2, h3 {
  line-height: 1.2;
}

h1 {
  margin: 0 0 26px;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -1.8px;
}

p {
  margin: 0 0 20px;
}

.introduction p {
  max-width: 680px;
  margin-bottom: 30px;
  color: #4b5b70;
  font-size: 19px;
}

.button {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 5px;
  color: #fff;
  background: #1754a0;
  font-weight: 600;
  text-decoration: none;
}

.button:hover {
  color: #fff;
  background: #103c73;
}

.content-section {
  padding-block: 48px;
  border-top: 1px solid #e1e6ed;
  scroll-margin-top: 24px;
}

h2 {
  margin: 0 0 24px;
  font-size: 28px;
  letter-spacing: -0.6px;
}

.section-copy {
  max-width: 760px;
}

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

.work-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.work-list li {
  padding-top: 18px;
  border-top: 2px solid #1754a0;
}

h3 {
  margin: 0 0 14px;
  font-size: 19px;
}

.work-list p {
  margin: 0;
  color: #4b5b70;
}

.contact-section {
  padding-bottom: 64px;
}

.contact-section p {
  margin-bottom: 12px;
}

.email-link {
  font-size: 20px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.site-footer {
  padding-block: 24px;
  border-top: 1px solid #e1e6ed;
  color: #4b5b70;
  font-size: 14px;
}

@media (max-width: 640px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 20px;
    gap: 12px;
  }

  .introduction {
    padding-block: 56px;
  }

  h1 {
    letter-spacing: -1px;
  }

  .introduction p {
    font-size: 17px;
  }

  .content-section {
    padding-block: 36px;
  }

  .work-list {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .contact-section {
    padding-bottom: 48px;
  }
}