:root {
  --ink: #17243b;
  --paper: #fbf9f2;
  --teal: #11605a;
  --mint: #e4f1e8;
  --sage: #b9ddcb;
  --peach: #f9eadd;
  --coral: #f5a488;
  --muted: #46576d;
  --line: #b6c2bc;
  --body: "Trebuchet MS", system-ui, sans-serif;
  --display: Georgia, serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.55;
}

a {
  color: inherit;
  text-underline-offset: .23em;
}

a:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 5px;
}

.wrap {
  width: min(100% - 2.75rem, 70rem);
  margin-inline: auto;
}

.opening {
  background: var(--ink);
  color: var(--paper);
}

.site-header {
  min-height: 5.45rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid #5a6e79;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  font-size: 1.16rem;
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  display: block;
  border: 1px solid #5a6e79;
  border-radius: .65rem;
}

.contents-link {
  color: var(--sage);
  font-size: .9rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(0, .84fr);
  align-items: center;
  gap: clamp(2.5rem, 7vw, 7rem);
  padding-block: clamp(3.25rem, 8vw, 6.3rem);
}

.eyebrow {
  margin: 0;
  color: var(--teal);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .145em;
  line-height: 1.45;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--sage);
}

.hero .eyebrow span {
  margin-inline: .3em;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 400;
}

h1 {
  margin: .75rem 0 1.2rem;
  font-size: clamp(2.45rem, 5.5vw, 5.1rem);
  line-height: 1.025;
  letter-spacing: -.044em;
}

h1 span {
  display: block;
  color: var(--sage);
}

.perspective {
  max-width: 34rem;
  margin: 0;
  padding-left: .95rem;
  border-left: 2px solid var(--coral);
  color: #e1e8eb;
  font-size: .98rem;
}

.offer {
  max-width: 31rem;
  margin: 1.65rem 0 1.35rem;
  font-size: 1.125rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: .85rem;
  min-height: 3.15rem;
  padding: .65rem 1rem;
  border-radius: .55rem;
  font-weight: 700;
  text-decoration: none;
}

.button-primary {
  color: var(--ink);
  background: var(--sage);
}

.button-primary:hover {
  background: var(--mint);
}

.button svg {
  flex: none;
}

.download-details {
  margin: .65rem 0 0;
  color: #d4dfe4;
  font-size: .875rem;
}

.sample {
  width: min(100%, 23rem);
  margin: 0;
  justify-self: end;
}

.sample-stage {
  position: relative;
  padding: 1.05rem;
  border: 1px solid #68827f;
  border-radius: .9rem;
  background: #25394b;
}

.sample-stage::before {
  position: absolute;
  inset: .45rem .45rem auto auto;
  width: 26%;
  height: 42%;
  border: 1px solid var(--sage);
  border-radius: .5rem;
  content: "";
}

.sample img {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  border-radius: .32rem;
  box-shadow: 0 .7rem 1.4rem #0b14258f;
}

.sample figcaption {
  display: flex;
  justify-content: space-between;
  gap: .75rem;
  margin-top: .7rem;
  color: var(--sage);
  font-size: .77rem;
  letter-spacing: .055em;
}

.inside {
  padding-block: clamp(2.75rem, 7vw, 5.1rem);
}

.inside-heading h2 {
  margin: .35rem 0 1.6rem;
  font-size: clamp(2.05rem, 4vw, 3.35rem);
  line-height: 1.15;
  letter-spacing: -.032em;
}

.page-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-list li {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: .7rem;
  background: var(--mint);
}

.page-list li:nth-child(2) {
  background: var(--peach);
}

.page-list li:nth-child(3) {
  background: #fffdf7;
}

.page-number {
  color: var(--teal);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .14em;
}

.page-list h3 {
  margin: .48rem 0 .55rem;
  font-size: 1.42rem;
  line-height: 1.19;
}

.page-list p {
  margin: 0;
  color: var(--muted);
  font-size: .97rem;
}

.site-footer {
  border-top: 1px solid var(--line);
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .6rem 1.4rem;
  padding-block: 1.45rem;
  color: var(--muted);
  font-size: .9rem;
}

.site-footer a {
  color: var(--teal);
}

@media (max-width: 48rem) {
  .site-header {
    min-height: 4.55rem;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 2.1rem;
    padding-block: 2.7rem 2.3rem;
  }

  h1 {
    font-size: clamp(2.45rem, 9.2vw, 4.7rem);
  }

  .sample {
    justify-self: start;
    width: min(100%, 20rem);
  }

  .page-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 24rem) {
  .wrap {
    width: calc(100% - 2rem);
  }
}