@import url('https://fonts.googleapis.com/css?family=Montserrat:400,700|Open+Sans:400,700');

:root {
  --ink: #17364a;
  --blue-dark: #235776;
  --paper: #eef5f7;
  --sage: #4f736f;
  --line: rgba(23, 54, 74, 0.16);
  --focus: #8a4f12;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 90% 0%, rgba(50, 109, 149, 0.12), transparent 28rem),
    var(--paper);
  color: var(--ink);
  font-size: 17px;
  font-family: 'Open Sans', sans-serif;
  line-height: 1.62;
}

@media screen and (min-width: 960px) {
  body {
    font-size: 18px;
  }
}

.skip-link {
  position: absolute;
  z-index: 10;
  top: 1rem;
  left: 1rem;
  padding: 0.65rem 0.85rem;
  background: var(--paper);
  color: var(--ink);
  font-weight: bolder;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.page {
  width: min(100% - 40px, 980px);
  margin: 0 auto;
}

.site-header {
  max-width: 760px;
  padding: 5rem 0 3rem;
}

@media screen and (min-width: 960px) {
  .site-header {
    padding-top: 7rem;
  }
}

h1,
h2 {
  font-family: 'Montserrat', sans-serif;
}

h1 {
  margin: 0 0 0.65rem;
  color: var(--ink);
  font-size: 54px;
  line-height: 1.05;
}

@media screen and (min-width: 960px) {
  h1 {
    font-size: 76px;
  }
}

.lead {
  margin: 0;
  color: var(--blue-dark);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
}

a {
  color: var(--blue-dark);
  font-weight: bolder;
  text-decoration: underline;
  text-decoration-color: rgba(35, 87, 118, 0.34);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover,
a:focus {
  text-decoration-color: var(--blue-dark);
}

a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
  border-radius: 2px;
}

.feature-section {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

@media screen and (min-width: 960px) {
  .feature-section {
    display: grid;
    grid-template-columns: 200px 1fr;
    column-gap: 2rem;
    margin-top: 4rem;
    padding-top: 2.5rem;
  }
}

.feature-section h2 {
  margin: 0 0 0.55rem;
  color: var(--ink);
  font-size: 25px;
  line-height: 1.2;
}

.feature-section > p {
  max-width: 620px;
  margin: 0 0 1.35rem;
  color: var(--sage);
}

@media screen and (min-width: 960px) {
  .feature-section > p {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
    margin-bottom: 0.35rem;
  }
}

.link-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media screen and (min-width: 720px) {
  .link-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }
}

@media screen and (min-width: 960px) {
  .link-list {
    grid-column: 2;
  }
}

.link-list li {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.link-list span {
  display: block;
  margin-top: 0.18rem;
  color: var(--sage);
  font-size: 0.92em;
  line-height: 1.45;
}

.site-footer {
  width: min(100% - 40px, 980px);
  margin: 4rem auto 0;
  padding: 2.5rem 0;
  display: grid;
  gap: 0.75rem;
  border-top: 1px solid var(--line);
}

.site-footer nav {
  display: flex;
  gap: 1.5rem;
}

.site-footer p {
  margin: 0;
  color: var(--sage);
  font-size: 0.9em;
}