:root {
  --ink: #1b2433;
  --quiet: #5a6473;
  --line: #d5dbe4;
  --ribbon: #eef1f5;
  --blue: #2f4f8a;
  --blue-ink: #243e6e;
  --desk: #c5ceda;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--ink);
  background: var(--desk);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
}

.frame {
  width: min(560px, calc(100% - 32px));
  margin: 40px auto 64px;
  padding: 0 0 28px;
  background: #fff;
  border: 1px solid #b7c0cc;
  box-shadow: 0 22px 50px rgba(27, 36, 51, 0.16);
}

.word-window {
  border-bottom: 1px solid var(--line);
  background: var(--ribbon);
}

.titlebar {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 12px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #c9cdd4;
}

.dot:nth-child(1) {
  background: #e26b5a;
}
.dot:nth-child(2) {
  background: #e0b04a;
}
.dot:nth-child(3) {
  background: #6cbe6a;
}

.doc {
  flex: 1;
  margin-left: 8px;
  color: var(--quiet);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 12px;
  text-align: center;
}

.ribbon {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 10px 14px 12px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 12px;
  color: #6b7380;
}

.ribbon-addin {
  margin-left: auto;
  padding: 5px 9px;
  border: 1px solid #c5d0e4;
  background: #fff;
  color: var(--blue);
  font-weight: 650;
}

h1,
h2,
p,
ol {
  margin: 0;
}

h1 {
  padding: 28px 28px 0;
  font-size: 34px;
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.deck {
  padding: 12px 28px 0;
  color: var(--quiet);
  font-size: 18px;
  line-height: 1.45;
}

.deck em,
ol em {
  font-style: italic;
  color: var(--ink);
}

.download {
  display: block;
  width: calc(100% - 56px);
  margin: 22px 28px 0;
  padding: 13px 16px;
  border: 1px solid var(--blue);
  background: var(--blue);
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  font-weight: 650;
  text-align: center;
  text-decoration: none;
}

.download:hover {
  background: var(--blue-ink);
}

.download:focus-visible {
  outline: 3px solid #8aa0c8;
  outline-offset: 3px;
}

.secondary {
  display: block;
  width: calc(100% - 56px);
  margin: 10px 28px 0;
  padding: 12px 16px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  font-weight: 650;
  cursor: pointer;
}

.secondary:hover {
  border-color: #b7c0cc;
  background: var(--ribbon);
}

.hint {
  padding: 8px 28px 0;
  color: var(--quiet);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  line-height: 1.45;
}

section {
  margin-top: 28px;
  padding: 0 28px;
}

h2 {
  margin-bottom: 10px;
  font-size: 15px;
  font-weight: 600;
}

ol {
  padding-left: 1.15em;
  color: var(--quiet);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

li + li {
  margin-top: 12px;
}

li strong {
  display: block;
  color: var(--ink);
  font-weight: 650;
}

code {
  font-family: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.86em;
}

@media (max-width: 560px) {
  .frame {
    width: 100%;
    margin: 0;
    border: none;
    box-shadow: none;
  }

  .ribbon-addin {
    margin-left: 0;
  }
}